Commit Graph

58 Commits

Author SHA1 Message Date
Robert Dewar
9b0986f858 sem_util.ads, [...] (Enter_Name): Exclude -gnatwh warning messages for entities in packages which are not used.
2006-10-31  Robert Dewar  <dewar@adacore.com>
	    Hristian Kirtchev  <kirtchev@adacore.com>
	    Ed Schonberg  <schonberg@adacore.com>
        
        * sem_util.ads, sem_util.adb (Enter_Name): Exclude -gnatwh warning
	messages for entities in packages which are not used.
	(Collect_Synchronized_Interfaces): New procedure.
	(Overrides_Synchronized_Primitive): New function.
	(Denotes_Discriminant): Extend predicate to apply to task types.
	Add missing continuation marks in error msgs
	(Unqualify): New function for removing zero or more levels of
	qualification from an expression. There are numerous places where this
	ought to be used, but we currently only deal properly with zero or one
	level.
	(In_Instance); The analysis of the actuals in the instantiation of a
	child unit is not within an instantiation, even though the parent
	instance is on the scope stack.
	(Safe_To_Capture_Value): Exclude the case of variables that are
	renamings.
	(Check_Obsolescent): Removed
	(Is_Aliased_View): A reference to an enclosing instance in an aggregate
	is an aliased view, even when rewritten as a reference to the target
	object in an assignment.
	(Get_Subprogram_Entity): New function
	(Known_To_Be_Assigned): New function
	(Type_Access_Level): Compute properly the access level of a return
	subtype that is an anonymous access type.
	(Explain_Limited_Type): Correct use of "\" for continuation messages.
	(Is_Transfer): The new extended_return_statement causes a transfer of
	control.
	(Has_Preelaborable_Initialization): New function
	(Has_Null_Exclusion): New function. Given a node N, determine whether it
	has a null exclusion depending on its Nkind.
	Change Is_Lvalue to May_Be_Lvalue
	(May_Be_Lvalue): Extensive additional code to deal with subprogram
	arguments (IN parameters are not Lvalues, IN OUT parameters are).
	(Safe_To_Capture_Value): Extend functionality so it can be used for
	the current value condition case.
	(Has_Compatible_Alignment): New function
	(Is_Dependent_Component_Of_Mutable_Object): Revise the tests for mutable
	objects to handle the Ada 2005 case, where aliasedness no longer implies
	that the object is constrained. In particular, for dereferenced names,
	the designated object must be assumed to be unconstrained.
	(Kill_Current_Values): Properly deal with the case where we encounter
	a loop in the scope chain.
	(Safe_To_Capture_Value): Do not let a loop stop us from capturing
	a value.
	(Compile_Time_Constraint_Error): Improve error message in error case

	* exp_ch13.adb (Expand_N_Freeze_Entity): Remove the freezing node
	associated with entities of abstract interface primitives.
	Call Apply_Address_Clause_Check instead of Apply_Alignment_Check

From-SVN: r118312
2006-10-31 19:10:11 +01:00
Javier Miranda
b8dc622e9f sem_attr.adb (Analyze_Attribute): In case of 'Class applied to an abstract interface type call...
2006-02-13  Javier Miranda  <miranda@adacore.com>
	    Ed Schonberg  <schonberg@adacore.com>

	* sem_attr.adb (Analyze_Attribute): In case of 'Class applied to an
	abstract interface type call analyze_and_resolve to expand the type
	conversion into the corresponding displacement of the
	reference to the base of the object.
	(Eval_Attribute, case Width): For systems where IEEE extended precision
	is supported, the maximum exponent occupies 4 decimal digits.
	(Accessibility_Message): Add '\' in 2-line warning message.
	(Resolve_Attribute): Likewise.
	(case Attribute_Access): Significantly revise checks
	for illegal access-to-subprogram Access attributes to properly enforce
	the rules of 3.10.2(32/2).
	Diagnose use of current instance with an illegal attribute.

        * sem_util.ads, sem_util.adb (Enclosing_Generic_Body): Change formal
        to a Node_Id.
        (Enclosing_Generic_Unit): New function to return a node's innermost
        enclosing generic declaration node.
        (Compile_Time_Constraint_Error): Remove '!' in warning messages.
        (Type_Access_Level): The accessibility level of anonymous acccess types
        associated with discriminants is that of the current instance of the
        type, and that's deeper than the type itself (AARM 3.10.2 (12.3.21)).
        (Compile_Time_Constraint_Error): Handle case of conditional expression.
        (Kill_Current_Values_For_Entity): New function
        (Enter_Name): Change formal type to Entity_Id

From-SVN: r111089
2006-02-15 10:43:54 +01:00
Robert Dewar
195b0505b2 sem_util.ads, [...] (Full_Qualified_Name): Now provides decoded names.
2005-12-05  Robert Dewar  <dewar@adacore.com>

	* sem_util.ads, sem_util.adb (Full_Qualified_Name): Now provides
	decoded names.

From-SVN: r108306
2005-12-09 18:21:59 +01:00
Robert Dewar
21024a3946 sem_util.ads, [...]: Change name Is_Package to Is_Package_Or_Generic_Package.
2005-11-14  Robert Dewar  <dewar@adacore.com>
	    Thomas Quinot  <quinot@adacore.com>
	    Hristian Kirtchev  <kirtchev@adacore.com>
	    Ed Schonberg  <schonberg@adacore.com>

	* sem_util.ads, sem_util.adb: Change name Is_Package to
	Is_Package_Or_Generic_Package.
	(Check_Obsolescent): New procedure.
	(Set_Is_Public): Remove obsolete junk test.
	(Set_Public_Status): Do not set Is_Public on an object whose declaration
	occurs within a handled_sequence_of_statemets.
	(Is_Controlling_Limited_Procedure): Factor some of the logic, account
	for a parameterless procedure.
	(Enter_Name): Recognize renaming declarations created for private
	component of a protected type within protected operations, so that
	the source name of the component can be used in the debugger.

From-SVN: r107007
2005-11-15 15:04:10 +01:00
Ed Schonberg
2c867f5a52 sem_util.ads, [...] (Gather_Components): Omit interface tags from the list of required components.
2005-09-01  Ed Schonberg  <schonberg@adacore.com>

	* sem_util.ads, sem_util.adb (Gather_Components): Omit interface tags
	from the list of required components.
	(Is_Controlling_Limited_Procedure): Determine whether an entity is a
	primitive procedure of a limited interface with a controlling first
	parameter.
	(Is_Renamed_Entry): Determine whether an entry is a procedure renaming
	of an entry.
	(Safe_To_Capture_Value): A value (such as non_null) is not safe to
	capture if it is generated in the second operand of a short-circuit
	operation.
	Do not capture values for variables with address clauses.
	(Is_Object_Reference): Treat a function call as an object reference only
	if its type is not Standard_Void_Type.

From-SVN: r103888
2005-09-05 10:03:48 +02:00
Ed Schonberg
ac0ed7268a sem_util.adb (Is_Object_Reference): An indexed or selected component whose prefix is an implicit dereference is an...
2005-07-04  Ed Schonberg  <schonberg@adacore.com>

	* sem_util.adb (Is_Object_Reference): An indexed or selected component
	whose prefix is an implicit dereference is an object reference. Removes
	spurious errors when compiling with -gnatc.

From-SVN: r101592
2005-07-04 15:30:32 +02:00
R. Kelley Cook
cb5fee25cd Update FSF address
From-SVN: r101492
2005-07-01 01:29:17 +00:00
Ed Schonberg
edd63e9bac einfo.ads, einfo.adb (Is_Local_Anonymous_Access): New flag on anonymous access types...
2005-06-14  Ed Schonberg  <schonberg@adacore.com>
	    Javier Miranda  <miranda@adacore.com>
	    Thomas Quinot  <quinot@adacore.com>
	    Robert Dewar  <dewar@adacore.com>
	    Hristian Kirtchev  <kirtchev@adacore.com>
	    Gary Dismukes  <dismukes@adacore.com>

	* einfo.ads, einfo.adb (Is_Local_Anonymous_Access): New flag on
	anonymous access types, to indicate that the accessibility level of
	the type is determined by that of the enclosing declaration.
	(Has_Persistent_BSS): New flag
	(Set_Is_Primitive_Wrapper): Upgrade the barrier to allow the usage
	of this attribute with functions.
	(Is_Primitive_Wrapper): Remove the barrier.
	(Has_Specified_Stream_Input, Has_Specified_Stream_Output,
	Has_Specified_Stream_Read, Has_Specified_Stream_Write):
	New subprograms.
	(Set_Has_Specified_Stream_Input, Set_Has_Specified_Stream_Output,
	Set_Has_Specified_Stream_Read, Set_Has_Specified_Stream_Write):
	New subprograms.
	(Is_Pure_Unit_Access_Type): New flag
	(Abstract_Interfaces): Complete the assertion to cover all usages.
	(Set_Is_Interface): Complete the assertion to cover all usages.
	(Is_Primitive_Wrapper): New attribute.
	(Is_Obsolescent): Now applies to all entities (though it is only set
	for subprograms currently)
	New flag:  Has_Constrained_Partial_View, to implemente Ada 2005 AI-363,
	which solves various problems concerning access subtypes.
	(Has_Persistent_BSS): New flag
	(Is_Primitive_Wrapper, Set_Primitive_Wrapper): Code cleanup.
	Remove these subprograms because this attribute is currently
	not used.
	New entity flags:
	Has_Specified_Stream_Input (Flag190)
	Has_Specified_Stream_Output (Flag191)
	Has_Specified_Stream_Read (Flag192)
	Has_Specified_Stream_Write (Flag193)
	Present in all type and subtype entities. Set for a given view if the
	corresponding stream-oriented attribute has been defined by an
	attribute definition clause. When such a clause occurs, a TSS is set
	on the underlying full view; the flags are used to track visibility of
	the attribute definition clause for partial or incomplete views.
	(Is_Pure_Unit_Access_Type): New flag
	Clarify use of Is_Internal.
	(Is_Primitive_Wrapper): New attribute present in primitive subprograms
	internally generated to wrap the invocation of tasks and protected
	types that implement interfaces.
	(Implementation_Base_Type): Documentation correction
	(Is_Obsolescent): Now applies to all entities (though it is only set
	for subprograms currently)
	New flag:  Has_Constrained_Partial_View, to implement Ada 2005 AI-363,
	which solves various problems concerning access subtypes.

	* exp_ch9.adb (Type_Conformant_Parameters): Introduce mode conformance
	for examined parameters. Identify unequal parameter list lengths as
	non-conformant parameters.
	(Overriding_Possible): Do not check for "All" qualifier in declaration
	of controlling access parameter, following prescription of AI-404.
	(Build_Entry_Wrapper_Spec, Build_Entry_Wrapper_Body): New subprograms
	that build the procedure body that wraps an entry invocation
	(Build_Corresponding_Record, Build_Protected_Sub_Specification,
	Expand_N_Protected_Body, Expand_N_Protected_Type_Declaration,
	Expand_N_Task_Body, Expand_N_Task_Type_Declaration): Modified to
	give support to abstract interface types

	* freeze.adb (Freeze_Entity): Issue error message if
	Is_Pure_Unit_Access_Type set, unless we are in Ada 2005 mode and the
	type has no storage pool (Ada 2005) AI-366.
	Also modified to give support to abstract interface types
	(Freeze_Subprogram): Issue an error for a dispatching subprogram with an
	Inline_Always pragma.

	* par-ch9.adb (P_Task_Items): Reserved words "not" or "overriding" may
	now begin an entry declaration.
	(P_Entry_Or_Subprogram_With_Indicator): New procedure in
	P_Protected_Operation_Declaration_Opt. Parse an entry declaration or
	a subprogram declaration preceded by an overriding indicator.
	(P_Protected_Operation_Declaration_Opt): Add case for parsing entry
	declarations or subprogram declarations preceded by reserved words
	"not" or "overriding".
	(P_Entry_Declaration): Update comment. Parse and check overriding
	indicator, set semantic flags of entry declarations.
	(P_Task): New error message in case of private applied
	to a task type declaration.
	(P_Protected): New error message in case of private applied
	to a task type declaration.

	* sem_ch7.adb (Preserve_Full_Attributes): Modified to handle the case
	in which the full view of a type implementing an interface is a
	concurrent type.
	(Has_Overriding_Pragma): Remove obsolete implementation of AI-218.
	Declare_Inherited_Private_Subprograms): If an explicit operation
	overrides an operation that is inherited in the private part, mark the
	explicit one as overriding, to enable overriding indicator checks.
	(Preserve_Full_Attributes): Propagate Is_Unchecked_Union attribute from
	full view to partial view, to simplify handling in back-end.

	* sprint.adb: Print interface lists where needed: derived types,
	protected types, task types.
	output "is null" for null procedures. Part of implementation of

	* sem_cat.adb (Validate_Access_Type_Declaration): Implement AI-366
	relaxation of rules for access types in pure, shared passive partitions.

	* exp_strm.adb (Build_Mutable_Record_Read_Procedure): Reorganize to
	first read discriminants into temporary objects, performing checks on
	the read values, then possibly performing discriminant checks on the
	actual (if it is constrained), and only finally reading the components
	into a constrained temporary object.
	(Build_Elementary_Input_Call): Adjust the specific circuitry for the
	case of reading discriminants of a mutable record type to recognize
	the new form of the code generated by
	Build_Mutable_Record_Read_Procedure.

	* exp_tss.ads, exp_tss.adb (Make_Init_Proc_Name): Reimplement in terms
	of a simple call to Make_TSS_Name.
	(Make_TSS_Name_Local): Add the TSS name as the last thing in the name
	buffer, in order for Is_TSS to work correctly on local TSS names.

	* sem_attr.ads, sem_attr.adb (Resolve_Attribute, case 'Access): Use flag
	Is_Local_Anonymous_Access to check legaliy of attributes in the
	context of  access components and stand-alone access objects.
	(Stream_Attribute_Available): In Ada 95 mode, a stream attribute is
	treated as available for a limited private type if there is an
	attribute_definition_clause that applies to its full view, but not in
	other cases where the attribute is available for the full view
	(specifically, the sole fact that the full view is non-limited does not
	make the attribute available for the partial view).
	(Build_Access_Subprogram_Type): Diagnose attempt to apply 'access to a
	non-overloaded intrinsic subprogram.
	(Check_Stream_Attribute): Reject an attribute reference for an
	unavailable stream attribute even if the prefix is not a limited type
	(case of a 'Input attribute reference for an abstract, non-classwide
	type)
	(Stream_Attribute_Available): New function to determine whether a stream
	attribute is available at a place.
	(Check_Attribute): Use Stream_Attribute_Available instead of just
	testing for TSS presence on the implementation base type.
	(Analyze_Attribute): Modified to give support to task interfaces.
	(Analyze_Access_Attribute): Add error check for use of an Access (or
	Unrestricted_Access) attribute with a subprogram marked as
	Inline_Always.
	(Analyze_Attribute, case Attribute_Address): Add error check for use of
	an Address attribute with a subprogram marked as Inline_Always.
	Update Eval_Attribute to handle new value of Width from AI-395

	* sem_ch13.adb (Analyze_Stream_TSS_Definition): New subprogram.
	(Analyze_Attribute_Definition_Clause, cases Input, Output, Read, Write):
	Factor common code across the stream-oriented attribute circcuits into
	a new subprogram, Analyze_Stream_TSS_Definition. The new uniform
	processing is functionally identical to the previous duplicated one,
	except that an expression that denotes an abstract subprogram will now
	be rejected, as mandated by AI-195 item 5.

	* sem_util.ads, sem_util.adb (Type_Access_Level): Use flag
	Is_Local_Anonymous_Access to apply accessibility checks to access
	components and stand-alone access objects.
	(Has_Discriminant_Dependent_Constraint): Moved to spec for use
	elsewhere.
	(Is_Potentially_Persistent_Type): New function
	(Is_Dependent_Component_Of_Mutable_Object): If the enclosing object is
	a heap-object whose type has a constrained partial view, the object is
	unconstrained and the component may depend on a discriminant, making its
	renaming illegal.

	* sinfo.ads, sinfo.adb
	(Must_Not_Override): Flag applicable to N_Entry_Declaration.
	(Must_Override): Flag applicable to N_Entry_Declaration.
	Indicate that interface_list can appear in single task and single
	protected declarations.
	Replace Is_Overriding and Not_Overriding with Must_Override and
	Must_Not_Override, to better express intent of AI.
	Is_Overriding, Not_Overriding: Ada2005 flags that indicate the presence
	of an overriding indicator in a subprogram or instance.
	Ada 2005 (AI-248) Null_Present can appear in a procedure specification.
	Add the overriding indicator [[not] overriding] construct to the
	following grammar productions:
	 ENTRY_DECLARATION
	 GENERIC_INSTANTIATION
	 SUBPROGRAM_SPECIFICATION

	* par-ch10.adb (P_Compilation_Unit): Subprogram declaration or body
	can start with an overriding indicator.

	* par-ch6.adb (P_Subprogram): Recognize overriding indicator, and set
	flags accordingly on subrogram specifications or instances.

	* sem_ch8.adb:
	(Analyze_Subprogram_Renaming): For a renaming_as_body, verify that the
	overriding_indicator, if present, is consistent with status of spec.
	Improve error message for null-excluding checks on controlling access
	parameters.
	(Check_In_Previous_With_Clause): Protect the frontend against
	previously reported critical errors in the context clauses.
	Save and restore Ada_Version_Explicit, for implementation of AI-362
	(Analyze_Subprogram_Renaming): If the new entity is a dispatching
	operation verify that controlling formals of the renamed entity that
	are access parameters are explicitly non-null.
	(Find_Expanded_Name): Improve error message when prefix is an illegal
	reference to a private child unit.

	* exp_imgv.adb, s-imgwch.ads, s-imgwch.adb, s-valwch.adb,
	s-valwch.ads, s-widwch.adb, s-widwch.ads, s-wwdcha.adb, s-wwdwch.adb:
	Rewrite to correspond to new wide character names in AI-395

        * par-ch12.adb (P_Formal_Subprogram_Declaration): Recognize null
        default procedures.

From-SVN: r101029
2005-06-16 10:35:26 +02:00
Thomas Quinot
6332d8420e sem_cat.adb (Validate_Remote_Types_Type_Conversion): Perform check to forbid conversion of a local access-to-subprogram type to a...
2005-03-29  Thomas Quinot  <quinot@adacore.com>

	* sem_cat.adb (Validate_Remote_Types_Type_Conversion): Perform check to
	forbid conversion of a local access-to-subprogram type to a remote one.

	* sem_util.adb (Wrong_Type): For a record type that is the expanded
	equivalent type for a remote access-to-subprogram type, go back to the
	original RAS entity when displaying an error message, so the casing is
	the original source casing.

From-SVN: r97182
2005-03-29 18:19:33 +02:00
Ed Schonberg
482a63fb77 re PR ada/15608 (Bug box at sem_ch3.adb:8228)
2005-03-08  Ed Schonberg  <schonberg@adacore.com>
	    Javier Miranda  <miranda@adacore.com>

	PR ada/15608
	* sem_util.adb (Get_Task_Body_Procedure): Type may be the completion
	of a private type, in which case it is underlying_type that denotes
	the proper task. Also modified to use the new entity attribute
	that is directly available in the task type and task subtype entities
	(Build_Actual_Subtype_Of_Component): Handle properly multidimensional
	arrays when other dimensions than the first are constrained by
	discriminants of an enclosing record.
	(Insert_Explicit_Dereference): If the prefix is an indexed component or
	a combination of indexed and selected components, find ultimate entity
	and generate the appropriate reference for it, to suppress spurious
	warnings.
	(Note_Possible_Modification): If an entity name has no entity, return.
	(Is_Variable): A function call never denotes a variable.
	(Requires_Transient_Scope): For record types, recurse only on
	components, not on internal subtypes that may have been generated for
	constrained components.

From-SVN: r96504
2005-03-15 17:12:58 +01:00
Robert Dewar
82c8073471 g-zstspl.ads: New file.
2005-02-09  Robert Dewar  <dewar@adacore.com>
	    Thomas Quinot  <quinot@adacore.com>
	    Javier Miranda  <miranda@adacore.com>
	    Pascal Obry  <obry@adacore.com>
	    Ed Schonberg  <schonberg@adacore.com>
	    Doug Rupp  <rupp@adacore.com>
	    Gary Dismukes  <dismukes@adacore.com>
	    Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* g-zstspl.ads: New file.

	* a-chahan.ads, a-chahan.adb: Add declarations from AI-285

	* a-string.ads: Add pragma Ada_05 for wide_wide_space to get warning in
	Ada 95 mode
	Add definition of Wide_Wide_Space for AI-285

	* impunit.ads, impunit.adb, sem_ch10.adb: Complete rewrite and new
	interface (to support Ada 95 and Ada 2005 units).
	Add Unbounded_IO files
	Add entries for Wide_Wide packages for AI-285
	Add list of containers packages to Ada 2005 unit list

	* a-swuwti.ads, a-swuwti.adb, a-suteio.ads, a-suteio.adb: Updates to
	support new Unbounded_IO package cleanly.

	* g-utf_32.ads, g-utf_32.adb: New files.

	* Makefile.rtl: Add entry for g-utf_32
	Add new files for Unbounded_IO
	Adjust make file for new AI-285 wide wide packages
	Add AI-302 containers to the run time.

	* a-stwibo.adb, a-stwibo.ads, a-stwisu.adb, a-stwisu.ads,
	a-strbou.ads, a-strbou.adb, a-strsup.ads, a-strsup.adb: New
	subprograms for AI-301.

	* a-stwiun.adb, a-stwiun.ads: Minor reformatting.

	* a-stunau.ads: Minor comment correction

	* rtsfind.ads, rtsfind.adb: Add definitions for Wide_Wide attributes
	etc.
	Also extend Text_IO_Kludge to support Wide_Wide_Text_IO
	(Check_RPC): Update to match changes in expanded code.
	Clean up unused entity.

	* exp_ch3.ads, exp_ch3.adb: Fix various places where Wide_Wide_String
	was not taken into account.
	This includes proper initialization with Normalize_Scalars.
	(Get_Simple_Init_Val): Major rewrite for initialize scalars and
	normalize scalars cases (particularly the latter) to do a better job
	of finding invalid representations.

	* s-scaval.ads, s-scaval.adb: Add values for zero invalid values

	* s-strops.ads, s-strops.adb: Remove string normalize routines, never
	used

	* exp_dist.adb: Add support for wide wide character type
	(Expand_Receiving_Stubs_Bodies): For a package declaration that has a
	private part, generate stub bodies at the end of the private part,
	not the visible part.
	(Add_RACW_Primitive_Operations_And_Bodies): Add last missing code for
	PolyORB support.
	(Add_Obj_RPC_Receiver_Completion): Add PCS-specific subprograms and
	generic wrapper to execute final processing after completing the
	expansion of the RPC receiver for an RACW.

	* snames.h, snames.ads, snames.adb: Add definitions for wide_wide
	packages and attributes.
	(Preset_Names): Addition of the new reserved words of Ada 2005,
	that is interface, overriding and synchronized.
	(Get_Pragma_Id): Give support to the use of the new reserved word
	"interface" as a pragma name.
	(Is_Pragma_Name): Give support to the use of the new reserved word
	"interface" as a pragma name.
	(Preset_Names): Add stream_size string for the Stream_Size Ada2005
	attribute implementation.

	* exp_attr.adb (Expand_Attribute_Reference): Do not apply validity
	checks to entities that are output parameters of Asm operations.
	Handle the Stream_Size attribute.
	Add implementation of Wide_Wide_Value, Wide_Wide_Image, Wide_Wide_Width

	* exp_imgv.ads, exp_imgv.adb: Add support for wide wide character type

	* sem_attr.adb (Eval_Attribute): Raise compile-time constraint error
	for second parameter being 0.0.
	Add support for wide wide character type.
	(Analyze_Attribute, Eval_Attribute): Handle the Stream_Size attribute.

	* s-valwch.adb, s-valwch.ads, s-imgwch.ads, s-imgwch.adb,
	s-wchstw.ads, s-wchstw.adb, s-wchwts.adb, s-wchwts.ads,
	s-widwch.adb, s-widwch.ads, s-wwdcha.adb, s-wwdcha.ads,
	s-wwdenu.adb, s-wwdenu.ads, s-wwdwch.adb, s-wwdwch.ads: Add support
	for wide wide character cases.

	* cstand.adb: Create entities for Wide_Wide_Character and
	Wide_Wide_String.

	* i-c.ads, i-c.adb: Fix not raising CE for null wide strings in
	accordance with AI-258.
	Add new declarations for 16/32 bit C character types (Part of AI285)

	* einfo.ads, einfo.adb (Is_Obsolescent, Is_Ada_2005): New flag
	(Obsolescent_Warning): New field
	(Rep_Clause): New local subprogram used to share code. Returns the rep
	clause for which the name is given in parameter.
	(Has_Stream_Size_Clause): New routine.
	(Stream_Size_Clause): Idem. Implementation is based on Rep_Clause.
	(Address_Clause): Implementation is now using Rep_Clause.
	(Alignment_Clause): Idem.
	(Size_Clause): Idem.

	* lib-xref.adb (Generate_Reference): Test for reference to Ada 2005
	entity in non-Ada 2005 mode and generate warning.

	* par-prag.adb: Add handling of one argument form for pragma Ada_05.
	(Prag): Code cleanup. Remove old gnat pragma "overriding"

	* sem_prag.adb: Add handling of one argument form for pragma Ada_05
	(Analyze_Pragma, case Elaborate, Elaborate_All): Do not disable warnings
	on the named unit if the pragma is not in the current compilation unit,
	so that elaboration calls in the current unit can set up an elaboration
	dependency on the named unit, as needed.
	(Analyze_Pragma, case Obsolescent): Allow pragma to be used for library
	subprogram as well as for subprograms declared within a package.
	(Analyze_Pragma, Sig_Flags): Code cleanup. Remove support for the GNAT
	pragma overriding.

	* krunch.ads, krunch.adb: Add special handling of Wide_Wide (krunched
	to z) to avoid some instances of duplication for Wide_Wide packages.

	* namet.ads, namet.adb: Implement encoding (WWhhhhhhhh) for wide wide
	characters.

	* scn.adb: Char_Literal_Value field is now a Uint

	* scng.adb: Significant rewrite to handle new Ada 2005 features
	allowing wide and wide wide characters in program text, e.g. for
	identifiers, as described in AI-285.
	(Set_Reserved): New procedure, makes setting up keywords cleaner.
	(Initialize_Scanner): Register the new reserved words of Ada 2005.
	(Scan): Give support to the new reserved words.

	* par-ch2.adb (P_Identifier): Compiling in Ada95 mode, generate a
	warning notifying that interface, overriding, and synchronized are
	new reserved words.
	(P_Pragma): Allow the use of the new reserved word "interface" as
	a pragma name.

	* gnatls.adb, gnatbind.adb,
	ali-util.adb, binde.adb, ali.ads, ali.adb: Code cleanup. Rename
	identifiers named "interface" to "SAL_Interface".

	* bindgen.adb (Gen_Main_Ada): Add support for the new SEH
	(Structured Exception handling).
	(Gen_Main_C): Idem.

	* bindgen.adb:
	(Gen_Main_Ada): Set the default exit code if specified.
	(Gen_Main_C): Likewise.
	Part of *DC20-006.
	(Gen_Output_File_C): Remove redundant output of gnat_exit_status.
	Code cleanup. Rename identifiers named "interface" to "SAL_Interface"

	* switch-b.adb, bindusg.adb, opt.ads, vms_data.ads: Add handling of
	new -Xnnn switch.

	* mlib-prj.adb, mlib.adb: Code cleanup. Rename one identifier that
	has a collision with the new Ada 2005 "interface" reserved word.

	* par-ch3.adb (P_Defining_Identifier): Compiling in Ada95 mode,
	generate a warning notifying that interface, overriding, and
	synchronized are new reserved words.

	* scans.ads (Token_Type): Addition of the tokens corresponding to the
	new reserved words of Ada 2005: Tok_Interface, Tok_Overriding
	and Tok_Synchronized.

	* sem_res.adb (Resolve_Actuals): Change error messages to refer to
	"dispatching" rather than "primitive" operations, since dispatching
	calls are now allowed to abstract formal subprograms (which are not
	primitive).
	Char_Literal_Value field is now a Uint
	(Resolve_Slice): If the prefix is an access to an unconstrained array,
	compute the actual subtype of the designated object to impose the proper
	index constraints.
	(Resolve_Selected_Component): Do not insert an access check if the
	prefix is an access type: such a node is expanded into an explicit
	dereference, on which the access check is performed anyway. Removes
	expensive duplicate checks.
	(Resolve_Call): Use new flag Is_Obsolescent and field
	Obsolescent_Warning so that pragma Obsolescent works on library
	subprograms.
	Add support for wide wide character type
	(Resolve_Allocator): Replace the error message on wrong null-exclusion
	value by a warning message.
	(Resolve_Type_Conversion): If the mixed-mode expression is interpreted
	as fixed-point, and one of the operands is non-static and universal, it
	can only be an illegal exponentiation operation, in which case there is
	no real value to retrieve.

	* exp_strm.adb: Add support for wide wide character type
	(Build_Elementary_Input_Call): Compute the size of the stream element by
	querying the rep chain to find the Stream_Attribute attribute value.
	(Build_Elementary_Write_Call): Ditto.

	* sem_aggr.adb: Char_Literal_Value field is now a Uint
	Add support for wide wide character type
	Replace the error messages on wrong null-exclusion value by warnings
	as described in Ada 2005.
	(Resolve_Extension_Aggregate): Document the fact that the error
	message on class-wide expressions in extensions aggregates.

	* sem_case.adb: Add support for wide wide character type

	* sem_ch13.adb: Add support for wide wide character type
	(Analyze_Attribute_Definition_Clause): Handle the Stream_Size attribute.

	* sem_ch3.adb: Add support for wide wide character type
	(Process_Subtype): If constraint is illegal for the type, set Ekind of
	now-useless Itype, to prevent cascaded errors on a compiler built
	without -gnatp.

	* sem_ch8.adb: Add with and use of Sem_Disp.
	(Analyze_Subprogram_Renaming): Replace unclean uses of
	Corresponding_Spec with Corresponding_Formal_Spec (and delete setting
	of Corresponding_Spec to Empty).
	(Attribute_Renaming): Replace use of Corresponding_Spec with
	Corresponding_ Formal_Spec and simplify condition.
	(Use_One_Package): Check that scope of homonym of identifier is defined,
	before checking whether it is a wrapper package.
	Add support for wide wide character type

	* sem_eval.adb: Add support for wide wide character type.
	(Eval_Arithmetic_Op): Check for compile time known signed integer
	overflow in the non-static case.
	(Subtypes_Statically_Match): A formal scalar type and its base type do
	not statically match.

	* sem_util.adb (Collect_Primitive_Operations): Minor change of "/=" to
	"not in" for test of N_Formal_Subprogram_Declaration (which is now a
	subtype).
	(Unit_Declaration_Node): Ditto.
	(Is_Variable_Prefix):  For the case of an indexed component whose prefix
	has a packed array type, the prefix has been rewritten into a type
	conversion. Determine variable-ness from the converted expression.
	Handle wide wide character cases.

	* stand.ads: Add types Wide_Wide_Character and Wide_Wide_String

	* stringt.ads, stringt.adb: Handle full UTF-32 range.
	Remove ["0A"] from comment, since it can look like a line terminator.
	Currently we don't permit this, but this is under discussion by the
	ARG, and it is easy enough to use a different example.

	* s-wchcon.ads, s-wchcnv.ads, s-wchcnv.adb: Add new subprograms for
	handling UTF-32 encoding for wide wide character.
	Implement new brackets coding ["hhhhhhhh"]
	Add UTF-8 encodings for full UTF-32 range

	* ttypes.ads: Add definition of Standard_Wide_Wide_Character_Size

	* types.h, types.ads, types.adb: Wide_Wide_Character now has full 31
	bit range Add full UTF-32 support.
	(RT_Exception_Code): Addition of CE_Null_Not_Allowed; used to
	notify that constraint error will be raised at run-time
	because a null value is assigned to a null-excluding object.
	Remove some obsolete declarations and make Char_Code
	unsigned.

	* a-except.adb (Rcheck_30): New subprogram. Addition of the message
	corresponding to CE_Null_Not_Allowed, and adjust the output of all the
	Rcheck subprograms.

	* checks.adb (Check_Null_Not_Allowed): Replace the error message on
	wrong null-exclusion value by a warning message.
	(Enable_Range_Check): Do range check if the prefix is an
	explicit dereference whose designated object is an unconstrained array.
	Current algorithm for removing duplicate checks is over-eager in this
	case.

	* sem_ch5.adb (Analyze_Assignment): Replace the error messages on wrong
	null-exclusion value by a warning message

	* atree.h, atree.ads, atree.adb: Remove Char_Code field support
	completely. Add support for Uint2 field

	sem_ch2.adb, exp_ch11.adb, exp_dbug.adb,
	exp_prag.adb: Char_Literal_Value field is now a Uint.

	* exp_util.adb (Insert_Actions): Replace
	N_Formal_Subprogram_Declaration by
	N_Formal_{Abstract|Concrete}_Subprogram_Declaration.
	Char_Literal_Value field is now a Uint.

	* sinfo.ads, sinfo.adb (Corresponding_Formal_Spec): New function
	defined for subprogram renaming declarations. When set, the field
	indicates the defining entity of a corresponding formal subprogram
	when the renaming corresponds to a formal subprogram association in an
	instantiation.
	(Set_Corresponding_Formal_Spec): New procedure to return
	Corresponding_Formal_Spec field.
	Minor changes of "=" to "in" in tests of N_Formal_Subprogram_Declaration
	(which is now a subtype).
	Char_Literal_Value field is now a Uint

	* exp_disp.ads, exp_disp.adb (Make_DT): Generate code that moves the
	pointer to the base of the dispatch table.
	Minor changes to comments.
	(Controlling_Type): New function for determining the tagged type
	associated with a tagged primitive subprogram.
	(Expand_Dispatching_Call): Add support for a controlling actual that is
	directly a value of type Ada.Tag rather than a tagged object.

	* i-cpp.ads, i-cpp.adb, a-tags.ads, a-tags.adb: Update documentation
	describing the new layout.
	(Dispatch_Table): The expander computes the actual array size, allocates
	the Dispatch_Table record accordingly, and generates code that displaces
	the base of the record after the Typeinfo_Ptr component. The access to
	these components is done by means of local functions.
	(Offset_To_Top): New function.
	(Typeinfo_Ptr): New function.
	(Get_TSD): Modified to access the new position of the TSD.
	(Set_TSD): Modified to save the TSD in its new position.

	* par-ch12.adb (P_Formal_Subprogram_Declaration): Add parsing for the
	case of formal abstract subprograms. Add check and message for -gnat05.
	Update comments.

	* sem_ch12.adb: Add with and use for Sem_Disp.
	(Analyze_Associations): Minor change from "=" to "in" for use of
	N_Formal_Subtype_Declaration (which is now a subtype).
	(Set_Analyzed_Formal): Minor changes from "=" to "in" for uses of
	N_Formal_Subtype_Declaration (which is now a subtype).
	(Analyze_Formal_Subprogram): Add handling for
	N_Formal_Abstract_Subprogram, marking the formal as abstract and
	dispatching, setting the controlling status of the formal parameters
	and result, and issuing an error if there is no controlling type for
	the formal subprogram.
	(Instantiate_Formal_Subprogram): Rather than setting Corresponding_Spec,
	which is an unclean use of that field, we set the new field
	Corresponding_Formal_Spec to make the formal subprogram available to
	processing in Analyze_Subprogram_Declaration.
	(Analyze_Formal_{Discrete, Decimal_Fixed_Point, Fixed_Point,
	Floating_Point, Modular_Integer, Signed_Integer}_Type: Make formal type
	Constrained, so that it is is does not statically match its anonymous
	base type.

	* sem_ch6.adb (Analyze_Subprogram_Specification): Include test for
	abstract formal subprograms in error check for functions returning
	abstract types. Set scope of new designator for
	a parameterless subprogram, so that it is available when checking the
	body for nested subprograms, before full analysis of said body.
	(Analyze_Subprogram_Body): Warn on inlining bodies with nested
	subprogram only if inner one comes from source.
	(Analyze_Function_Call): If the call is given in object notation, the
	analysis of the name rewrites the node and analyzes it with the proper
	argument list. After analyzing the name, if the call has been rewritten
	and the result type is set, no further analysis is needed.
	(Analyze_Return_Type): Subsidiary to Process_Formals: analyze subtype
	mark in function specification, in a context where the formals are
	visible and hide outer homographs.

	* sem_disp.adb (Check_Controlling_Type): Relax the check for same scope
	as the tagged type for the cases of abstract formal subprograms and
	renamings of those.  Clean up spec comments.
	(Check_Dispatching_Context): Add error message to indicate "abstract
	procedure", covering the case of a call to a formal abstract procedure
	that has statically tagged operands.
	(Check_Dispatching_Call): Check for the case of an actual given by
	a tag-indeterminate function call whose type is an ancestor of the
	containing call's associated tagged type. This situation can occur
	for inherited primitives with function defaults. In this case we
	use the tagged type's tag directly as the controlling argument for
	the calls.
	(Expand_Call): Name change on call to Expand_Dispatch_Call.

	* sprint.adb (Sprint_Node_Actual): Split
	N_Formal_Subprogram_Declaration into two alternatives for the new
	cases N_Formal_Abstract_Subprogram_Declaration and
	N_Formal_Concrete_Subprogram_Declaration.
	Char_Literal_Value field is now a Uint.

	* trans.c: Get rid of junk Uint2 reference.
	Char_Literal_Value field is now a Uint.
	(gnat_to_gnu, case N_Aggregate): Check TYPE_UNCHECKED_UNION_P.
	(gigi): Correct third arg to gimplify_body.

	* ada-tree.h: (TYPE_UNCHECKED_UNION_P): New flag.
	(TYPE_LANG_FLAG_0): Check for record or union.

	* treepr.adb: Char_Literal_Value field is now a Uint

	* uintp.h, uintp.ads, uintp.adb: Add new routines UI_To_CC and
	UI_From_CC.

	* widechar.ads, widechar.adb (Is_UTF_32_Non_Graphic): New function
	Add full UTF-32 support
	Char_Code is now 32 bits

	* sinput.ads, sinput.adb (Skip_Line_Terminators): Extend to deal with
	wide character UTF_32 line terminators.
	Initialize Main_Source_File to avoid error when no main
	source is loaded.

	* errout.adb (Finalize): Do not check Num_SRef_Pragmas
	(Main_Source_File) when no main source has been loaded, to avoid
	potential crash.

From-SVN: r94809
2005-02-10 14:50:48 +01:00
Arnaud Charlet
2717634daa exp_ch4.adb (Expand_N_Indexed_Component): For an indexed component with an implicit dereference as its prefix...
* exp_ch4.adb (Expand_N_Indexed_Component): For an indexed component
	with an implicit dereference as its prefix, use
	Insert_Explicit_Dereference instead of merely rewriting the prefix into
	an explicit dereference. This ensures that a reference to the original
	prefix is generated, if appropriate.

	* sem_util.adb (Insert_Explicit_Dereference): When an implicit
	dereference is rewritten to an explicit one, generate a reference to
	the entity denoted by its prefix using the original prefix node, so
	the dereference can be properly recorded as a read of the denoted
	access value, if appropriate.

	* sem_warn.adb (Output_Unreferenced_Messages): Do not abstain from
	emitting 'assigned but never read' warning on a variable on the basis
	that it has an access type.
	(Check_References): Emit unreferenced warning when the scope is a
	subprogram body.

From-SVN: r91881
2004-12-08 12:26:46 +01:00
Arnaud Charlet
1735e55db9 exp_dist.adb (Build_RPC_Receiver_Body): New subprogram.
* exp_dist.adb (Build_RPC_Receiver_Body): New subprogram. This
	procedures factors the common processing for building an RPC receiver
	for an RCI package or an RACW type.
	Stylistic cleanup: change '/= Empty' to 'Present ()'; move body of
	Build_Remote_Subprogram_Proxy_Type into proper alphabetical order.
	(Get_PCS_Name): New subprogram. Returns the name of the PCS currently
	in use.
	(Specific_Add_RACW_Features): New subprogram. PCS-specific part of
	Add_RACW_Features.
	(Specific_Add_RAST_Features): New subprogram. PCS-specific part of
	Add_RAST_Features.
	(Assign_Subprogram_Identifier): New subprogram. Provision for assigning
	distribution subprogram identifiers that are either subprogram numbers
	or strings.
	(Get_Subprogram_Ids): New subprogram. Retrieve both the numeric and
	string distribution identifiers assigned to a given subprogram.
	(Get_Subprogram_Id): Reimplement in terms of Get_Subprogram_Ids.
	(Add_RAS_Dereference_TSS): Add comments.
	(Build_General_Calling_Stubs): Note that the RACW_Type formal parameter
	is not referenced yet because it will be used by the PolyORB DSA
	implementation.
	(Insert_Partition_Check): Remove fossile code.
	(First_RCI_Subprogram_Id): Document this constant.
	(Add_RAS_Access_TSS): Correct the setting of the Etype of the
	RAS_Access TSS.
	(Get_Pkg_Name_String): Remove subprogram. Usage occurrences are
	replaced with calls to Get_Library_Unit_Name_String. Previously there
	were several instances of the same code in different locations in the
	compiler; this checkin completes the replacement of all of these
	instances with calls to a common subprogram.
	Minor reformatting.

	* sem_dist.adb: Remove comment noting that RPC receiver generation
	should be disabled for RACWs that implement RASs.
	(Process_Partition_Id): Use new subprogram Get_Library_Unit_Name_String.

	* sem_util.ads, sem_util.adb (Has_Stream): New function
	(Get_Library_Unit_Name_String): New subprogram to retrieve the fully
	qualified name of a library unit into the name buffer.
	(Note_Possible_Modification): Generate a reference only
	if the context comes from source.

	* snames.ads (PCS_Names): New subtype corresponding to names of
	supported implementations of the Partition Communication Subsystem
	(PCS) (i.e. the runtime library support modules for the distributed
	systems annex).

From-SVN: r90903
2004-11-19 11:56:15 +01:00
Thomas Quinot
130c236a6a sem_util.adb (Is_Aliased_View): Defend against the case where this subprogram is called with a parameter that...
2004-10-26  Thomas Quinot  <quinot@act-europe.fr>
	    Ed Schonberg   <schonberg@gnat.com>

	* sem_util.adb (Is_Aliased_View): Defend against the case where this
	subprogram is called with a parameter that is not an object name. This
	situation arises for some cases of illegal code, which is diagnosed
	later, and in this case it is wrong to call Is_Aliased, as that might
	cause a compiler crash.
	(Explain_Limited_Type): Refine previous fix to include
	inherited components of derived types, to provide complete information.

	* exp_ch9.adb (Set_Privals): Set the Ekind of the actual object that
	is the prival for a protected object.
	It is necessary to mark this entity as a variable, in addition to
	flagging it as Aliased, because Sem_Util.Is_Aliased_View has been
	modified to avoid checking the Aliased flag on entities that are not
	objects. (Checking that flag for non-objects is erroneous and could
	lead to a compiler crash).

From-SVN: r89674
2004-10-27 15:54:52 +02:00
Ed Schonberg
1c6c6771b6 sem_util.adb (Explain_Limited_Type): Ignore internal components when searching for a limited component to flag.
2004-10-04  Ed Schonberg  <schonberg@gnat.com>

	* sem_util.adb (Explain_Limited_Type): Ignore internal components when
	searching for a limited component to flag.

	* exp_attr.adb (Freeze_Stream_Subprogram): Subsidiary procedure to
	expansion of Input, to account for the fact that the implicit call
	generated by the attribute reference must freeze the user-defined
	stream subprogram. This is only relevant to 'Input, because it can
	appear in an object declaration, prior to the body of the subprogram.

	* sem_ch13.adb (Rep_Item_Too_Late): Make the error non-serious, so that
	expansion can proceed and further errors uncovered.
	(Minor clean up): Fix cases of using | instead of \ for continuation
	messages.

From-SVN: r88494
2004-10-04 16:56:27 +02:00
Arnaud Charlet
c885d7a17a [multiple changes]
2004-09-09  Vincent Celier  <celier@gnat.com>

	* a-direct.ads: Add pragma Ada_05
	(Directory_Entry_Type): Give default value to component Kind to avoid
	not initialized warnings.

	* a-direct.adb (Current_Directory): Remove directory separator at the
	end.
	(Delete_Directory, Delete_Tree): Raise Name_Error if Directory is not
	an existing directory.
	(Fetch_Next_Entry): Give default value to variable Kind to avoid warning
	(Size (String)): Function C_Size returns Long_Integer, not File_Size.
	Convert the result to File_Size.

	* prj.ads: (Project_Error): New exception

	* prj-attr.adb: Except in procedure Initialize, Fail comes from
	Prj.Com, not from Osint.
	(Attrs, Package_Attributes): Tables moved to private part of spec
	(Add_Attribute, Add_Unknown_Package): Moved to new child package
	Prj.Attr.PM.
	(Register_New_Package (Name, Attributes), Register_New_Attribute): Raise
	Prj.Project_Error after call to Fail.
	(Register_New_Package (Name, Id)): Set Id to Empty_Package after calling
	Fail. Check that package name is not already in use.

	* prj-attr.ads: Comment updates to indicate that all subprograms may be
	used by tools, not only by the project manager, and to indicate that
	exception Prj.Prj_Error may be raised in case of problem.
	(Add_Unknown_Package, Add_Attribute): Moved to new child package
	Prj.Attr.PM.
	(Attrs, Package_Attributes): Table instantiations moved from the body to
	the private part to be accessible from Prj.Attr.PM body.

	* prj-dect.adb (Parse_Package_Declaration): Call Add_Unknown_Package
	from new package Prj.Attr.PM.
	(Parse_Attribute_Declaration): Call Add_Attribute from new package
	Prj.Attr.PM.

	* Makefile.in: Add prj-attr-pm.o to gnatmake object list

	* gnatbind.adb (Gnatbind): Correct warning message (Elaboration_Check
	instead of Elaboration_Checks).

	* a-calend.adb: Minor reformatting

2004-09-09  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* gigi.h (maybe_pad_type): New declaration.
	(create_subprog_type): New arg RETURNS_BY_TARGET_PTR.

	* ada-tree.h: (TYPE_RETURNS_BY_TARGET_PTR_P): New macro.

	* cuintp.c: Convert to use buildN.

	* decl.c (maybe_pad_type): No longer static.
	(gnat_to_gnu_entity, case E_Function): Handle case of returning by
	target pointer.
	Convert to use buildN.

	* trans.c (call_to_gnu): Add arg GNU_TARGET; support
	TYPE_RETURNS_BY_TARGET_PTR_P.  All callers changed.
	(gnat_to_gnu, case N_Assignment_Statement): Call call_to_gnu if call on
	RHS.
	(gnat_to_gnu, case N_Return): Handle TYPE_RETURN_BY_TARGET_PTR_P.
	(gnat_gimplify_expr, case ADDR_EXPR): New case.
	Convert to use buildN.

	* utils2.c (gnat_build_constructor): Also set TREE_INVARIANT and
	TREE_READONLY for const.
	Convert to use buildN.

	* utils.c (create_subprog_type): New operand RETURNS_BY_TARGET_PTR.
	(create_var_decl): Refine when TREE_STATIC is set.
	Convert to use buildN.

2004-09-09  Gary Dismukes  <dismukes@gnat.com>

	* gnat_ugn.texi: Delete text relating to checking of ali and object
	consistency.

	* a-except.adb (Rcheck_*): Add pragmas No_Return for each of these
	routines.

2004-09-09  Jose Ruiz  <ruiz@act-europe.fr>

	* gnat_ugn.texi: Add Detect_Blocking to the list of configuration
	pragmas recognized by GNAT.

	* gnat_rm.texi: Document pragma Detect_Blocking.

	* s-solita.adb (Timed_Delay_T): When pragma Detect_Blocking is active,
	raise Program_Error if called from a protected operation.

	* s-taprob.adb (Lock): When pragma Detect_Blocking is active increase
	the protected action nesting level.
	(Lock_Read_Only): When pragma Detect_Blocking is active increase the
	protected action nesting level.
	(Unlock): When pragma Detect_Blocking is active decrease the protected
	action nesting level.

	* s-taskin.adb (Initialize_ATCB): Initialize to 0 the
	Protected_Action_Nesting.

	* s-taskin.ads: Adding the field Protected_Action_Nesting to the
	Common_ATCB record. It contains the dynamic level of protected action
	nesting for each task. It is needed for checking whether potentially
	blocking operations are called from protected operations.
	(Detect_Blocking): Adding a Boolean constant reflecting whether pragma
	Detect_Blocking is active or not in the partition.

	* s-tasren.adb (Call_Simple): When pragma Detect_Blocking is active,
	raise Program_Error if called from a protected operation.
	(Task_Entry_Call): When pragma Detect_Blocking is active, raise
	Program_Error if called from a protected operation.
	(Timed_Task_Entry_Call): When pragma Detect_Blocking is active, raise
	Program_Error if called from a protected operation.

	* s-tassta.adb (Abort_Tasks): When pragma Detect_Blocking is active,
	raise Program_Error if called from a protected operation.

	* s-tpoben.adb (Lock_Entries): When pragma Detect_Blocking is active,
	raise Program_Error if called from a protected operation, and increase
	the protected action nesting level.
	(Lock_Read_Only_Entries): When pragma Detect_Blocking is active, raise
	Program_Error if called from a protected operation, and increase the
	protected action nesting level.
	(Unlock_Entries): When pragma Detect_Blocking is active decrease the
	protected action nesting level.

	* s-tposen.adb (Lock_Entry): When pragma Detect_Blocking is active,
	raise Program_Error if called from a protected operation, and increase
	the protected action nesting level.
	(Lock_Read_Only_Entry): When pragma Detect_Blocking is active, raise
	Program_Error if called from a protected operation, and increase the
	protected action nesting level.
	(Protected_Single_Entry_Call): When pragma Detect_Blocking is active,
	raise Program_Error if called from a protected operation.
	(Timed_Protected_Single_Entry_Call): When pragma Detect_Blocking is
	active, raise Program_Error if called from a protected operation.
	(Unlock_Entry): When pragma Detect_Blocking is active decrease the
	protected action nesting level.

	* sem_util.adb (Check_Potentially_Blocking_Operation): Remove the
	insertion of the statement raising Program_Error. The run time
	contains the required machinery for handling that.

	* sem_util.ads: Change comment associated to procedure
	Check_Potentially_Blocking_Operation.
	This procedure does not insert a call for raising the exception because
	that is currently done by the run time.

	* raise.h (__gnat_set_globals): Pass the detect_blocking parameter.

	* init.c: Add the global variable __gl_detect_blocking that indicates
	whether pragma Detect_Blocking is active (1) or not (0). Needed for
	making the pragma available at run time.
	(__gnat_set_globals): Pass and update the detect_blocking parameter.

	* lib-writ.adb (Write_ALI): Set the DB flag in the ali file if
	pragma Detect_Blocking is active.

	* lib-writ.ads: Document the Detect_Blocking flag (DB) in ali files.

	* ali.adb (Scan_ALI): Set the Detect_Blocking value to true if the flag
	DB is found in the ali file. Any unit compiled with pragma
	Detect_Blocking active forces its effect in the whole partition.

	* a-retide.adb (Delay_Until): Raise Program_Error if pragma
	Detect_Blocking is active and delay is called from a protected
	operation.

	* bindgen.adb (Gen_Adainit_Ada): When generating the call to
	__gnat_set_globals, pass 1 as Detect_Blocking parameter if pragma
	Detect_Blocking is active (0 otherwise).
	(Gen_Adainit_C): When generating the call to __gnat_set_globals, pass 1
	as Detect_Blocking parameter if pragma Detect_Blocking is active (0
	otherwise).

2004-09-09  Thomas Quinot  <quinot@act-europe.fr>

	* gnat_rm.texi: Rename GNAT.Perfect_Hash.Generators to
	GNAT.Perfect_Hash_Generators, and remove the empty GNAT.Perfect_Hash
	package.

	* s-parint.ads, s-parint.adb (Get_RAS_Info): New subprogram.
	(Register_Receiving_Stub): Add Subp_Info formal parameter.
	Update API in placeholder implemetation of s-parint to reflect changes
	in distribution runtime library.

	* sem_ch3.adb (Expand_Derived_Record): Rename to
	Expand_Record_Extension.

	* sem_disp.adb (Check_Controlling_Formals): Improve error message for
	primitive operations of potentially distributed object types that have
	non-controlling anonymous access formals.

	* sem_dist.ads, sem_dist.adb (Build_RAS_Primitive_Specification): New
	subprogram.
	New implementation of expansion for remote access-to-subprogram types,
	based on the RACW infrastructure.
	This version of sem_dist is compatible with PolyORB/DSA as well as
	GLADE.

	* sem_prag.adb (Analyze_Pragma, case Pragma_Asynchronous): For a pragma
	Asynchrronous that applies to a remote access-to-subprogram type, mark
	the underlying RACW type as asynchronous.

	* link.c: FreeBSD uses GNU ld: set __gnat_objlist_file_supported and
	 __gnat_using_gnu_linker to 1.

	* Makefile.rtl, impunit.adb, g-perhas.ads, g-pehage.ads,
	g-pehage.adb: Rename GNAT.Perfect_Hash.Generators to
	GNAT.Perfect_Hash_Generators, and remove the empty
	GNAT.Perfect_Hash package.

	* atree.adb: Minor reformatting

	* exp_ch3.adb (Expand_Derived_Record): Rename to
	Expand_Record_Extension.
	(Build_Record_Init_Proc.Build_Assignment): The default expression in
	a component declaration must remain attached at that point in the
	tree so New_Copy_Tree copies it if the enclosing record type is derived.
	It is therefore necessary to take a copy of the expression when building
	the corresponding assignment statement in the init proc.
	As a side effect, in the case of a derived record type, we now see the
	original expression, without any rewriting that could have occurred
	during expansion of the ancestor type's init proc, and we do not need
	to go back to Original_Node.

	* exp_ch3.ads (Expand_Derived_Record): Rename to
	Expand_Record_Extension.

	* exp_dist.ads, exp_dist.adb (Underlying_RACW_Type): New subprogram.
	Returns the RACW type used to implement a remote access-to-subprogram
	type.
	(Add_RAS_Proxy_And_Analyze, Build_Remote_Subprogram_Proxy_Type):
	New subprograms. Used to create a proxy tagged object for a remote
	subprogram. The proxy object is used as the designated object
	for RAS values on the same partition (unless All_Calls_Remote applies).
	(Build_Get_Unique_RP_Call): New subprogram. Build a call to
	System.Partition_Interface.Get_Unique_Remote_Pointer.
	(Add_RAS_Access_TSS, Add_RAS_Dereference_TSS):
	Renamed from Add_RAS_*_Attribute.
	(Add_Receiving_Stubs_To_Declarations): Generate a table of local
	subprograms.
	New implementation of expansion for remote access-to-subprogram types,
	based on the RACW infrastructure.

	* exp_dist.ads (Copy_Specification): Update comment to note that this
	function can copy the specification from either a subprogram
	specification or an access-to-subprogram type definition.

2004-09-09  Ed Schonberg  <schonberg@gnat.com>

	* sem_type.adb (Disambiguate): Handle properly an accidental ambiguity
	in an instance, between an explicit subprogram an one inherited from a
	type derived from an actual.

	* exp_ch6.adb (Expand_N_Subprogram_Body): If polling is enabled, do not
	add a polling call if the subprogram is to be inlined by the back-end,
	to avoid repeated calls with multiple inlinings.

	* checks.adb (Apply_Alignment_Check): If the expression in the address
	clause is a call whose name is not a static entity (e.g. a dispatching
	call), treat as dynamic.

2004-09-09  Robert Dewar  <dewar@gnat.com>

	* g-trasym.ads: Minor reformatting

	* exp_ch3.adb (Component_Needs_Simple_Initialization): Don't except
	packed arrays, since unused bits are expected to be zero for a
	comparison.

2004-09-09  Eric Botcazou  <ebotcazou@act-europe.fr>

	* exp_pakd.ads: Fix an inacurracy and a couple of typos in the head
	comment.

2004-09-09  Pascal Obry  <obry@gnat.com>

	* mdll.ads, mdll.adb (Build_Dynamic_Library): New parameter Map_File to
	enable map file generation. Add the right option to generate the map
	file if Map_File is set to True.

	* gnatdll.adb (Gen_Map_File): New variable.
	(Syntax): Add info about new -m (Map_File) option.
	(Parse_Command_Line): Add support for -m option.
	(gnatdll): Pass Gen_Map_File to Build_Dynamic_Library calls.
	Minor reformatting.

2004-09-09  Laurent Pautet  <pautet@act-europe.fr>

	* gnatls.adb: Add a very verbose mode -V. Such mode is required by the
	new gnatdist implementation.
	Define a subpackage isolating the output routines specific to this
	verbose mode.

2004-09-09  Joel Brobecker  <brobecker@gnat.com>

	* Makefile.rtl: (GNATRTL_NONTASKING_OBJS): Add g-dynhta.

	* gnat_ugn.texi (Main Subprograms): Fix typo. Deduced, not deducted.

2004-09-09  Cyrille Comar  <comar@act-europe.fr>

	* opt.adb (Set_Opt_Config_Switches): Use Ada_Version_Runtime to compile
	internal unit.

	* opt.ads: Add Ada_Version_Runtime constant used to decide which
	version of the language is used to compile the run time.

2004-09-09  Arnaud Charlet  <charlet@act-europe.fr>

	* sem_util.adb (Requires_Transient_Scope): Re-enable handling
	of variable length temporaries for function return now that the
	back-end and gigi support it.

From-SVN: r87435
2004-09-13 12:18:42 +02:00
Arnaud Charlet
5d09245e6a [multiple changes]
2004-08-09  Thomas Quinot  <quinot@act-europe.fr>

	* g-socket.adb (Abort_Selector): Initialize Buf to prevent valgrind
	from complaining on potential uninitialized reference.
	Change calls to GNAT.Sockets.Thin.Is_Socket_In_Set to account for
	new specification and test explicitly for non-zero return value.

	* g-socthi.ads (Is_Socket_In_Set): Declare imported function as
	returning C.int, to avoid using a derived boolean type.

	* exp_ch5.adb (Make_Tag_Ctrl_Assignments): Use
	Duplicate_Subexpr_No_Checks in preference to direct use of
	Remove_Side_Effects and New_Copy_Tree.
	Clear Comes_From_Source on prefix of 'Size attribute reference.

	* g-socthi.adb, g-socthi-vms.adb, g-socthi-mingw.adb,
	g-socthi-vxworks.adb: Change calls to
	GNAT.Sockets.Thin.Is_Socket_In_Set to account for new specification
	and test explicitly for non-zero return value.

	* g-socthi-vms.ads, g-socthi-mingw.ads, g-socthi-vxworks.ads:
	(Is_Socket_In_Set): Declare imported function as returning C.int, to
	avoid using a derived boolean type.

2004-08-09  Albert Lee  <lee@gnat.com>

	* system-irix-n32.ads: Refine tasking priority constants for IRIX.

2004-08-09  Pascal Obry  <obry@gnat.com>

	* gnat_ugn.texi: Document new way to build DLLs on Windows using
	GCC's -shared option.

	* mlib-tgt-mingw.adb (Build_Dynamic_Library): Pass GCC's options into
	Options_2 parameter (options put after object files).

2004-08-09  Olivier Hainque  <hainque@act-europe.fr>

	* decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Adjust condition to
	ignore overflows on low and high bounds of an index to also account for
	differences in signedness between sizetype and gnu_index_subtype.
	These are as legitimate as the ones caused by a lower TYPE_PRECISION
	on sizetype.

2004-08-09  Robert Dewar  <dewar@gnat.com>

	* s-solita.ads, s-solita.adb: Minor reformatting

	* gnat_rm.texi: Add documentation for pragma Profile (Restricted)
	Move pragma Restricted_Run_Time, No_Run_Time, Ravenscar to new
	obsolescent section
	Add note that No_Implicit_Conditionals does not suppress
	run time constraint checks.

	* vms_conv.ads: Minor reformatting

	* s-secsta.adb: Use SS_Ptr instead of Mark_Id as stack pointer (cleanup
	and necessary for following change).
	(Mark): Return new format Mark_Id containing sec stack address
	(Release): Use sec stack address from Mark_Id avoiding Self call

	* s-secsta.ads: Define SS_Ptr to be used instead of Mark_Id as stack
	pointer (cleanup and necessary for following change).
	Define Mark_Id as record containing address of secondary stack, that way
	Release does not need to find the stack again, decreasing the number of
	calls to Self and improving efficiency.

	* sem_util.ads: Add a ??? comment for Is_Local_Variable_Reference

	* sem_ch5.adb (Analyze_Case_Statement): Add circuitry to track value of
	case variable into the individual case branches when possible.

	* sem_ch11.adb: Minor reformatting

	* prj.ads: Correct spelling of suffixs

	* prj-nmsc.adb: Minor reformatting
	Correct spelling suffixs throughout (also in identifiers)

	* freeze.adb: Minor spelling correction

	* exp_ch2.adb: Cleanups to handling of Current_Value
	(no functional effect).

	* bld.adb: Correct spelling of suffixs

	* einfo.adb (Enclosing_Dynamic_Scope): Defend against junk argument

2004-08-09  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15408

	* sem_ch7.adb (Install_Private_Declarations): In the body of the
	package or of a child, private entities are both immediately_visible
	and not hidden.

2004-08-09  Ed Schonberg  <schonberg@gnat.com>

	* sem_eval.adb (Eval_Integer_Literal): If the context is Any_Integer,
	there are no range checks on the value of the literal.

	* exp_ch7.adb (Insert_Actions_In_Scope_Around): If the node being
	wrapped is the triggering alternative of an asynchronous select, action
	statements mustbe inserted before the select itself.

	* sem_attr.adb (Analyze_Attribute, case 'Size): Handle properly the
	case where the prefix is a protected function call.
	(Resolve_Attribute, case 'Access): The attribute reference on a
	subprogram is legal in a generic body if the subprogram is declared
	elsewhere.

2004-08-09  Vincent Celier  <celier@gnat.com>

	* makegpr.adb (Build_Library): Link with g++ if C++ is one of the
	languages, otherwise building the library may fail with unresolved
	symbols.
	(Compile_Sources): Do not build libraries if -c switch is used

	* gnatlink.adb (Process_Args): New switches -M and -Mmap
	(Write_Usage): If map file creation is supported, output new switches
	-M and -Mmap.
	(Gnatlink): When -M is specified, add the necessary switch(es) to the
	gcc call, when supported.

	* Makefile.in: Added indepsw.o to the object list for gnatlink
	Specified the AIX, GNU/Linux and Windows versions of indepsw.adb

	* indepsw-aix.adb, indepsw-linux.adb, indepsw-mingw.adb,
	indepsw.adb, indepsw.ads: New files.

2004-08-09  Bernard Banner  <banner@gnat.com>

	* system-vxworks-x86.ads, s-vxwork-x86.ads: New files.

	* Makefile.in: add section for vxworks x86

2004-08-09  Hristian Kirtchev  <kirtchev@gnat.com>

	* exp_ch3.adb (Build_Init_Statements): Add extra condition to deal with
	per-object constrained components where the discriminant is of an
	Access type.
	(Build_Record_Init_Proc): Add condition to prevent the inheritance of
	the parent initialization procedure for derived Unchecked_Unions.
	Instead, derived Unchecked_Unions build their own initialization
	procedure.
	(Build_Variant_Record_Equality): Implement Unchecked_Union equality.
	Check the body of the subprogram for details.
	(Freeze_Record_Type): Prevent the inheritance of discriminant checking
	functions for derived Unchecked_Union types by introducing a condition.
	Allow the creation of TSS equality functions for Unchecked_Unions.
	(Make_Eq_Case): Rename formal parameter Node to E in function signature.
	Add formal parameter Discr to function signature. Discr is used to
	control the generated case statement for Unchecked_Union types.
	(Make_Eq_If): Rename formal parameter Node to E in function signature.

	* exp_ch4.adb (Build_Equality_Call): Implement equality calls for
	Unchecked_Unions.
	Check the body of the subprogram for details.
	(Expand_Composite_Equality): Augment composite type equality to include
	correct handling of Unchecked_Union components.
	(Expand_N_In): Add condition to detect illegal membership tests when the
	subtype mark is a constrained Unchecked_Union and the expression lacks
	inferable discriminants, and build a Raise_Program_Error node.
	(Expand_N_Op_Eq): Add function Has_Unconstrained_UU_Component. Used
	to detect types that contain components of unconstrained Unchecked_Union
	subtype. Add condition to detect equality between types that have an
	unconstrained Unchecked_Union component, and build a Raise_Program_Error
	node. Add condition to detect equality between Unchecked_Union types
	that lack inferable discriminants, and build a Raise_Program_Error node.
	Otherwise build a TSS equality function call.
	(Expand_N_Type_Conversion): Add condition to detect illegal conversions
	from a derived Unchecked_Union to an unconstrained non-Unchecked_Union
	with the operand lacking inferable discriminants, and build a Raise_
	Program_Error node.
	(Expand_Record_Equality): Remove guard that prevents Unchecked_Union
	composite equality.
	(Has_Inferable_Discriminants): Implement new predicate for objects and
	expressions of Unchecked_Union type. Check the body of subprogram for
	details.
	(Has_Unconstrained_UU_Components): Add function
	Component_Is_Unconstrained_UU. It is used to detect whether a single
	component is of an unconstrained Unchecked_Union subtype. Add function
	Variant_Is_Unconstrained_UU. It is used to detect whether a single
	component inside a variant is of an unconstrained Unchecked_Union type.

	* exp_ch5.adb (Expand_Assign_Record): Add condition to copy the
	inferred discriminant values. Add condition to generate a case
	statement with an inferred discriminant as the switch.
	(Make_Component_List_Assign): Introduce a Boolean flag that determines
	the behaviour of the subprogram in the presence of an Unchecked_Union.
	Add condition to trigger the usage of the inferred discriminant value
	as the generated case statement switch.
	(Make_Field_Assign): Introduce a Boolean flag that determines the
	behaviour of the subprogram in the presence of an Unchecked_Union. Add
	condition to trigger the usage of the inferred discriminant value as
	the right-hand side of the generated assignment.

	* exp_ch6.adb (Expand_Call): Add condition to skip extra actual
	parameter generation when dealing with Unchecked_Unions.

	* checks.adb (Apply_Discriminant_Check): Do not apply discriminant
	checks for Unchecked_Unions.

	* einfo.ads: Update comment on usage of flag Has_Per_Object_Constraint

	* exp_attr.adb (Expand_N_Attribute_Reference): Produce
	Raise_Program_Error nodes for the execution of Read and Write
	attributes of Unchecked_Union types and the execution of Input and
	Output attributes of Unchecked_Union types that lack default
	discriminant values.

	* sem_prag.adb (Analyze_Pragma): Remodel the analysis of pragma
	Unchecked_Union. Add procedure Check_Component. It is used to inspect
	per-object constrained components of Unchecked_Unions for being
	Unchecked_Unions themselves. Add procedure Check_Variant. It is used to
	check individual components withing a variant.

	* sem_res.adb (Resolve_Comparison_Op): Remove guard that prevents
	comparison of Unchecked_Unions.
	(Resolve_Equality_OP): Remove guard that prevents equality between
	Unchecked_Unions.

	* sem_util.adb (Build_Component_Subtype): Add guard to prevent creation
	of component subtypes for Unchecked_Union components.
	(Get_Actual_Subtype): Add condition that returs the Unchecked_Union type
	since it is the actual subtype.

	* sem_ch12.adb (Instantiate_Type): Add condition to detect the correct
	pass of Unchecked_Union subtypes as generic actuals to formal types
	that lack known_discriminant_parts or that are derived Unchecked_Union
	types, and do nothing. In any other case, produce an error message.

	* sem_ch3.adb (Analyze_Component_Declaration): Add function
	Contains_POC. It determines whether a constraint uses the discriminant
	of an enclosing record type.
	Add condition to detect per-object constrained component and set the
	appropriate flag.
	(Derived_Type_Declaration): Remove guard that prevents derivation from
	Unchecked_Union types.
	(Process_Subtype): Remove quard that prevents the creation of Unchecked_
	Union subtypes.

	* sem_ch4.adb (Analyze_Selected_Component): Correct the detection of
	references to Unchecked_Union discriminants.

	* sem_ch6.adb (Create_Extra_Formals): Add condition to skip extra
	formal generation when dealing with Unchecked_Unions.
	(Set_Actual_Subtypes): Add condition to prevent generation of actual
	subtypes for Unchecked_Unions.

	* sem_ch7.adb (Analyze_Package_Specification): Add procedure
	Inspect_Unchecked_Union_Completion. It is used to detect incorrect
	completions of discriminated partial views by Unchecked_Unions and
	produce an error message.

2004-08-09  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* trans.c (struct stmt_group): New field, GLOBAL.
	(global_stmt_group, gnu_elab_proc_decl, build_unit_elab): Deleted.
	(struct elab_info): New struct.
	(elab_info_list, gnu_elab_proc_stack): New variables.
	(Compilation_Unit_to_gnu): New procedure.
	(gigi): Call it and also handle elaboration procs we've saved.
	(gnat_init_stmt_group): Don't set global_stmt_group; instead initialize
	global field from parent.
	(gnat_to_gnu): Get decl from gnu_elab_proc_stack.
	(gnat_to_gnu, case N_Compilation_Unit): Call Compilation_Unit_to_gnu.
	(start_stmt_group): Initialize global field from parent.
	(add_decl_expr): Set to global for current statement group.
	(gnat_gimplify_expr, case NULL_EXPR): Add operand 0 to pre list, not
	post.

	* utils.c (global_bindings_p): True when no current_function_decl; no
	longer check current_binding_level.

2004-08-09  Ben Brosgol  <brosgol@gnat.com>

	* xgnatugn.adb: Added logic to deal with @ifset/@ifclear for edition
	choice.

	* gnat_rm.texi, gnat_ugn.texi: Added edition conditionalization logic.

From-SVN: r85714
2004-08-09 14:24:25 +02:00
Arnaud Charlet
615cbd95bd [multiple changes]
2004-07-26  Arnaud Charlet  <charlet@act-europe.fr>

	* sem_util.adb (Requires_Transient_Scope): Temporarily disable
	optimization, not supported by the tree-ssa back-end.

2004-07-26  Olivier Hainque  <hainque@act-europe.fr>

	* s-mastop-irix.adb: Update comments.

	* a-except.adb (Exception_Information): Raise Constraint_Error if
	exception Id is Null_Id.
	This is required behavior, which is more reliably and clearly checked
	at the top level interface level.

2004-07-26  Javier Miranda  <miranda@gnat.com>

	* exp_aggr.adb (Build_Array_Aggr_Code): Do not build the initialization
	call if a component has no default_expression and the box is used.

	* sem_aggr.adb (Resolve_Array_Aggregate): If a component has no
	default_expression and you use box, it behaves as if you had declared a
	stand-alone object.
	(Resolve_Record_Aggregate): If a component has no default_expression and
	you use box, it behaves as if you had declared a stand-alone object.

	* sem_ch10.adb (Install_Siblings): Do not make visible the private
	entities of private-with siblings.

2004-07-26  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch3.adb (Build_Underlying_Full_View): If this is the full view
	for a component of an itype, set the parent pointer for analysis,
	there is no list in which to insert it.

	* sem_res.adb (Resolve): Call Rewrite_Renamed_Operator only for
	bona-fide renamings, not for inherited operations.

	* exp_ch4.adb (Expand_Allocator_Expression): If the allocator is an
	actual for a formal that is an access parameter, create local
	finalization list even if the expression is not an aggregate.

2004-07-26  Ed Schonberg  <schonberg@gnat.com>

	PR ada/16213
	* sem_ch8.adb (Attribute_Renaming, Check_Library_Level_Renaming):
	Diagnose properly illegal subprogram renamings that are library units.

2004-07-26  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15588
	* sem_util.adb (Is_OK_Variable_For_Out_Formal): If actual is a type
	conversion rewritten as an unchecked conversion, check that original
	expression is a variable.

	* exp_ch4.adb (Expand_N_Type_Conversion): If rewriting as an
	unchecked_conversion, create new node rather than rewriting in place,
	to preserve original construct.

2004-07-26  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* gigi.h (gnat_expand_body): Deleted.

	* Make-lang.in: (trans.o): Depends on function.h.

	* misc.c: (gnat_expand_body): Moved to here.

	* trans.c (gnat_expand_body_1): Deleted.
	(gnat_expand_body): Moved from here.
	(gnat_to_gnu): N_Implicit_Label_Declaration forces being in elab proc.
	(add_stmt): Check for marked visited with global_bindings_p.
	(gnat_gimplify_expr, case COMPONENT_REF): New case.
	(gnat_gimplify_expr, case NULL_EXPR): Set TREE_NO_WARNING for temp.

	* utils2.c (build_binary_op, case MODIFY_EXPR): Put LHS in a
	VIEW_CONVERT_EXPR if not operation type.

	* utils.c (update_pointer_to): Set DECL_ORIGINAL_FIELD for
	fat pointer.

	* decl.c, cuintp.c, gigi.h, misc.c, trans.c, utils.c, utils2.c: Minor
	changes: reformatting of negation operators, removing unneeded
	inequality comparison with zero, converting equality comparisons with
	zero to negations, changing int/0/1 to bool/false/true, replace calls
	to gigi_abort with abort, and various other similar changes.

2004-07-26  Vincent Celier  <celier@gnat.com>

	* gnatcmd.adb (GNATCmd): Add processing for new built-in command
	"setup".

	* make.adb (Gnatmake): Fail when a library is not present and there is
	no object directory.

	* mlib-prj.adb (Check_Library): No need to check if the library needs
	to be rebuilt if there is no object directory, hence no object files
	to build the library.

	* opt.ads (Setup_Projects): New Boolean flag.

	* prj-nmsc.adb (Locate_Directory): New parameter Project, Kind and
	Location.
	Create directory when Kind /= "" and in "gnat setup". Report error if
	directory cannot be created.
	(Ada_Check): Create library interface copy dir if it does not exist
	and we are in "gnat setup".
	(Find_Sources): No error if in "gnat setup" and no Ada sources were
	found.
	(Language_Independent_Check): Create object directory, exec directory
	and/or library directory if they do not exist and we are in
	"gnat setup".

	* vms_conv.ads: (Command_Type): New command Setup.

	* vms_conv.adb (Initialize): Add Setup component of Cammand_List.

	* vms_data.ads: Add qualifiers/switches for new built-in command
	"setup".

From-SVN: r85188
2004-07-26 12:42:13 +02:00
Arnaud Charlet
523456dbde [multiple changes]
2004-07-15  Robert Dewar  <dewar@gnat.com>

	* makegpr.adb, s-secsta.ads, sem_ch3.adb, sem_case.adb: Minor
	reformatting

	* gnat_ugn.texi: Add instantiation of direct_io or sequential_io with
	access values as an example of a warning.

	* gnat_rm.texi: Document new attribute Has_Access_Values

	* gnat-style.texi: Document that box comments belong on nested
	subprograms

	* sem_util.ads (Has_Access_Values): Improved documentation

	* s-finimp.ads, s-finimp.adb: Fix spelling error in comment

	* sem_prag.adb (Check_Duplicated_Export_Name): New procedure
	(Process_Interface_Name): Call to this new procedure
	(Set_Extended_Import_Export_External_Name): Call to this new procedure

	* s-mastop-x86.adb, 9drpc.adb: Fix spelling error in comment

	* a-direio.ads, a-sequio.ads: Warn if Element_Type has access values

	* einfo.ads: Minor comment typo fixed

2004-07-15  Jose Ruiz  <ruiz@act-europe.fr>

	* snames.adb: Add _atcb.

	* snames.ads: Add Name_uATCB.

	* s-tarest.adb (Create_Restricted_Task): ATCBs are always preallocated
	(in the expanded code) when using the restricted run time.

	* s-tarest.ads (Create_Restricted_Task): Created_Task transformed into
	a in parameter in order to allow ATCBs to be preallocated (in the
	expanded code).

	* s-taskin.adb (Initialize_ATCB): T converted into a in parameter in
	order to allow ATCBs to be preallocated. In case of error, the ATCB is
	deallocated in System.Tasking.Stages.

	* s-taskin.ads (Initialize_ATCB): T converted into a in parameter in
	order to allow ATCBs to be preallocated.

	* s-tassta.adb (Create_Task): In case of error the ATCB is deallocated
	here. It was previously done in Initialize_ATCB.

	* rtsfind.ads: Make the Ada_Task_Control_Block visible.

	* exp_ch9.adb: Preallocate the Ada_Task_Control_Block when using the
	Restricted run time.

	* exp_ch3.adb: When using the Restricted run time, pass the
	preallocated Ada_Task_Control_Block when creating a task.

2004-07-15  Ed Schonberg  <schonberg@gnat.com>

	* sem_util.adb (Normalize_Actuals): If there are no actuals on a
	function call that is itself an actual in an enclosing call, diagnose
	problem here rather than assuming that resolution will catch it.

	* sem_ch7.adb (Analyze_Package_Specification): If the specification is
	the local copy of a generic unit for a formal package, and the generic
	is a child unit, install private part of ancestors before compiling
	private part of spec.

	* sem_cat.adb (Validate_Categorization_Dependency): Simplify code to
	use scope entities rather than tree structures, to handle properly
	parent units that are instances rewritten as bodies for inlining
	purposes.

	* sem_ch10.adb (Get_Parent_Entity, Implicit_With_On_Parent,
	Remove_Parents): Handle properly a parent unit that is an
	instantiation, when the unit has been rewritten as a body for inlining
	purposes.

	* par.adb (Goto_List): Global variable to collect goto statements in a
	given unit, for use in detecting natural loops.

	* par-ch5.adb (P_Goto_Statement): Add goto to global Goto_List, for
	use in detecting natural loops.

	* par-labl.adb (Find_Natural_Loops): Recognize loops create by
	backwards goto's, and rewrite as a infinite loop, to improve locality
	of temporaries.

	* exp_util.adb (Force_Evaluation): Recognize a left-hand side
	subcomponent that includes an indexed reference, to prevent the
	generation of copies that would miscompile the desired assignment
	statement.
	(Build_Task_Image_Decls): Add a numeric suffix to
	generated name for string variable, to avoid spurious conflicts with
	the name of the type of a single protected object.

	* exp_ch4.adb (Expand_Array_Equality): If indices are distinct, use a
	loop with an explicit exit statement, to avoid generating an
	out-of-range value with 'Succ leading to spurious constraint_errors
	when compiling with -gnatVo.

2004-07-15  Thomas Quinot  <quinot@act-europe.fr>

	* sem_ch4.adb (Analyze_Slice): Always call Analyze on the prefix: it
	might not be analyzed yet, even if its Etype is already set (case of an
	unchecked conversion built using Unchecked_Convert_To, for example).
	If the prefix has already been analyzed, this will be a nop anyway.

	* exp_ch5.adb (Make_Tag_Ctrl_Assignment): For an assignment of a
	controller type, or an assignment of a record type with controlled
	components, copy only user data, and leave the finalization chain
	pointers untouched.

2004-07-15  Vincent Celier  <celier@gnat.com>

	* make.adb (Collect_Arguments): Improve error message when attempting
	to compile a source not part of any project, when -x is not used.

	* prj.ads: (Defined_Variable_Kind): New subtype

	* prj-attr.adb (Register_New_Package): Two new procedures to register
	a package with or without its attributes.
	(Register_New_Attribute): Mew procedure to register a new attribute in a
	package.
	New attribute oriented subprograms: Attribute_Node_Id_Of,
	Attribute_Kind_Of, Set_Attribute_Kind_Of, Attribute_Name_Of,
	Variable_Kind_Of, Set_Variable_Kind_Of, Optional_Index_Of,
	Next_Attribute.
	New package oriented subprograms: Package_Node_Id_Of,
	Add_Unknown_Package, First_Attribute_Of, Add_Attribute.

	* prj-attr.ads (Attribute_Node_Id): Now a private, self initialized
	type.
	(Package_Node_Id): Now a private, self initialized type
	(Register_New_Package): New procedure to register a package with its
	attributes.
	New attribute oriented subprograms: Attribute_Node_Id_Of,
	Attribute_Kind_Of, Set_Attribute_Kind_Of, Attribute_Name_Of,
	Variable_Kind_Of, Set_Variable_Kind_Of, Optional_Index_Of,
	Next_Attribute.
	New package oriented subprograms: Package_Node_Id_Of,
	Add_Unknown_Package, First_Attribute_Of, Add_Attribute.

	* prj-dect.adb (Parse_Attribute_Declaration,
	Parse_Package_Declaration): Adapt to new spec of Prj.Attr.

	* prj-makr.adb (Make): Parse existing project file before creating
	other files. Fail if there was an error during parsing.

	* prj-proc.adb (Add_Attributes, Process_Declarative_Items): Adapt to
	new spec of Prj.Attr.

	* prj-strt.adb (Attribute_Reference, Parse_Variable_Reference): Adapt
	to new spec of Prj.Attr.

2004-07-15  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* utils2.c: Fix typo in comment.

From-SVN: r84774
2004-07-15 22:34:43 +02:00
Arnaud Charlet
267a8fa960 Complete previous check-in.
From-SVN: r84154
2004-07-06 16:47:27 +02:00
Arnaud Charlet
15ce9ca22b [multiple changes]
2004-07-06  Vincent Celier  <celier@gnat.com>

	* vms_conv.ads: Minor reformatting.
	Alphabetical order for enumerated values of type Command_Type, to have
	the command in alphabetical order for the usage.

	* vms_conv.adb (Process_Argument): Set Keep_Temporary_Files to True for
	the special qualifier /KEEP_TEMPORARY_FILES (minimum 6 characters).

	* gnat_ugn.texi: Document new switch -dn for the GNAT driver.

	* makegpr.adb (Global_Archive_Exists): New global Boolean variable
	(Add_Archive_Path): Only add the global archive if there is one.
	(Build_Global_Archive): Set Global_Archive_Exists depending if there is
	or not any object file to put in the global archive, and don't build
	a global archive if there is none.
	(X_Switches): New table
	(Compile_Link_With_Gnatmake): Pass to gnatmake the -X switches stored
	in the X_Switches table, if any.
	(Initialize): Make sure the X_Switches table is empty
	(Scan_Arg): Record -X switches in table X_Switches

	* opt.ads (Keep_Temporary_Files): New Boolean flag, defaulted to False.

	* make.adb: Minor comment fix

	* gnatname.adb (Gnatname): When not on VMS, and gnatname has been
	invoked with directory information, add the directory in front of the
	path.

	* gnatchop.adb (Gnatchop): When not on VMS, and gnatchop has been
	invoked with directory information, add the directory in front of the
	path.

	* gnatcmd.adb (Delete_Temp_Config_Files): Only delete temporary files
	when Keep_Temporary_Files is False.
	(GNATCmd): When not on VMS, and the GNAT driver has been invoked with
	directory information, add the directory in front of the path.
	When not on VMS, handle new switch -dn before the command to set
	Keep_Temporary_Files to True.
	(Non_VMS_Usage): Use lower case for the non VMS usage: this is valid
	everywhere.

	* gnatlink.adb (Gnatlink): When not on VMS, and gnatlink has been
	invoked with directory information, add the directory in front of the
	path.

2004-07-06  Thomas Quinot  <quinot@act-europe.fr>

	* snames.ads, snames.adb (Name_Stub): New name for the distributed
	systems annex.

	* rtsfind.ads: New RTE TC_Object, for DSA/PolyORB.
	New RTEs RAS_Proxy_Type and RAS_Proxy_Type_Access, for DSA.

	* g-socket.adb (To_Timeval): Fix incorrect conversion of
	Selector_Duration to Timeval for the case of 0.0.

	* exp_util.ads (Evolve_Or_Else): Fix overenthusiastic copy/paste of
	documentation from Evolve_And_Then.

2004-07-06  Jose Ruiz  <ruiz@act-europe.fr>

	* s-taprop-tru64.adb, s-taprop-os2.adb,
	s-taprop-mingw.adb, s-taprop-posix.adb: Update comment.

2004-07-06  Robert Dewar  <dewar@gnat.com>

	* s-osinte-hpux.ads, s-osinte-freebsd.ads,
	s-osinte-lynxos.ads, s-taprop-lynxos.adb, s-osinte-tru64.ads,
	s-osinte-aix.ads, s-osinte-irix.ads, s-taprop-irix.adb,
	s-interr-sigaction.adb, s-taprop-irix-athread.adb,
	s-osinte-hpux-dce.adb, s-taprop-hpux-dce.adb,
	s-taprop-linux.adb, s-taprop-dummy.adb, s-taprop-solaris.adb,
	s-interr-vms.adb, s-osinte-vms.ads, s-taprop-vms.adb,
	s-osinte-vxworks.ads, s-osprim-vxworks.adb, a-numaux-x86.adb,
	a-except.adb, a-exexpr.adb, a-intsig.adb, a-tags.adb,
	a-tags.ads, bindgen.ads, checks.adb, checks.adb,
	csets.ads, einfo.ads, einfo.ads, elists.adb, exp_ch4.adb,
	exp_ch7.adb, exp_dist.adb, exp_util.adb, freeze.adb,
	g-dynhta.adb, gnatmem.adb, g-regexp.adb, inline.adb,
	i-os2thr.ads, osint.adb, prj.adb, scng.adb, sem_cat.adb,
	sem_ch10.adb, sem_ch12.adb, sem_ch4.adb, sem_ch7.adb,
	sem_ch8.adb, sem_disp.adb, sem_prag.adb, sem_res.adb,
	sem_type.adb, sem_type.ads, sem_warn.adb, s-ficobl.ads,
	s-finimp.adb, s-htable.adb, sinfo.ads, sinput-l.ads,
	s-interr.adb, s-interr.ads, sprint.adb, s-tarest.adb,
	s-tasini.ads, s-taskin.ads, s-taskin.ads, uname.adb,
	vms_data.ads: Minor reformatting,
	Fix bad box comment format.

	* gnat_rm.texi: Fix minor grammatical error

	* sem_attr.adb, exp_attr.adb: New attribute Has_Access_Values

	* sem_util.ads, sem_util.adb (Requires_Transient_Scope): Allow many
	more cases of discriminated records to be recognized as not needing a
	secondary stack.
	(Has_Access_Values): New function.

	* snames.h, snames.adb, snames.ads: New attribute Has_Access_Values

	* cstand.adb, layout.ads, layout.adb, sem_ch13.ads: Change name
	Set_Prim_Alignment to Set_Elem_Alignment (more accurate correspondence
	with LRM terminology).
	Change terminology in comments primitive type => elementary type.

2004-07-06  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15602
	* sem_ch7.adb (Unit_Requires_Body): For a generic package, the formal
	parameters do not impose any requirements on the presence of a body.

2004-07-06  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15593
	* sem_ch12.adb (Analyze_Package_Instantiation): If the generic is not a
	compilation unit and is in an open scope at the point of instantiation,
	assume that a body may be present later.

2004-07-06  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch13.adb (Analyze_Attribute_Definition_Clause, case 'Size):
	Improve error message when specified size is not supported.

	* sem_ch6.adb (Maybe_Primitive_Operation): A library-level subprogram
	is never a primitive operation.

From-SVN: r84152
2004-07-06 15:57:33 +02:00
Arnaud Charlet
246d2ceb32 [multiple changes]
2004-06-28  Robert Dewar  <dewar@gnat.com>

	* mlib-tgt-tru64.adb, mlib-tgt-aix.adb, mlib-tgt-irix.adb,
	mlib-tgt-irix.adb, mlib-tgt-hpux.adb, mlib-tgt-linux.adb,
	mlib-tgt-linux.adb, mlib-tgt-solaris.adb, mlib-tgt-solaris.adb,
	mlib-tgt-vms-alpha.adb, mlib-tgt-vms-alpha.adb, mlib-tgt-vms-ia64.adb,
	a-strmap.adb, a-strmap.ads, clean.adb: Minor reformatting

	* exp_util.adb (Is_Possibly_Unaligned_Slice): Completely rewritten, to
	deal with problem of inefficient slices on machines with strict
	alignment, when the slice is a component of a composite.

	* checks.adb (Apply_Array_Size_Check): Do not special case 64-bit
	machines, we need the check there as well.

2004-06-28  Ed Schonberg  <schonberg@gnat.com>

	* exp_ch5.adb (Expand_Assign_Array): Use correct condition to
	determine safe copying direction for overlapping slice assignments
	when component is controlled.

	* sem_ch12.adb (Instantiate_Formal_Package): Implicit operations of a
	formal derived type in the actual for a formal package are visible in
	the enclosing instance.

2004-06-28  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15600
	* sem_util.adb (Trace_Components): Diagnose properly an illegal
	circularity involving a private type whose completion includes a
	self-referential component.
	(Enter_Name): Use Is_Inherited_Operation to distinguish a source
	renaming or an instantiation from an implicit derived operation.

2004-06-28  Pascal Obry  <obry@gnat.com>

	* mlib-tgt-mingw.adb: (Library_Exists_For): Remove "lib" prefix from
	DLL.
	(Library_File_Name_For): Idem.

2004-06-28  Matthew Gingell  <gingell@gnat.com>

	* g-traceb.ads: Add explanatory note on the format of addresses
	expected by addr2line.

2004-06-28  Jerome Guitton  <guitton@act-europe.fr>

	* Makefile.in: Force debugging information on s-tasdeb.adb,
	a-except.adb and s-assert.adb needed by the debugger.

2004-06-28  Vincent Celier  <celier@gnat.com>

	* make.adb (Collect_Arguments_And_Compile): Change Flag1 to
	Need_To_Build_Lib.
	(Gnatmake): Ditto.

	* mlib-prj.adb (Check_Library): Replace Flag1 with Need_To_Build_Lib

	* prj.adb: Minor reformatting
	(Project_Empty): Change Flag1 to Need_To_Build_Lib. Remove Flag2.

	* prj.ads: Comment updates
	Minor reformatting
	(Project_Data): Change Flag1 to Need_To_Build_Lib.
	Remove Flag2: not used.

	* prj-dect.adb (Parse_Declarative_Items): Accept "null" as a
	declaration.

	* gnat_ugn.texi: Put a "null;" declaration in one project file example

	* gnat_rm.texi: Document Empty declarations "null;".

	* makegpr.adb (Compile_Link_With_Gnatmake): Put the global archives in
	front of the linker options.
	(Link_Foreign): Put the global archives and the libraries in front of
	the linker options.

2004-06-28  Javier Miranda  <miranda@gnat.com>

	* rtsfind.adb: (Get_Unit_Name): Fix typo in comment
	(RTU_Loaded): Code cleanup
	(Set_RTU_Loaded): New procedure to register as *loaded* explicitly
	withed predefined units.

	* rtsfind.ads (Set_RTU_Loaded): New procedure to register as *loaded*
	explicitly withed predefined units.
	Fix typo in comment

	* sem_ch10.adb (Analyze_Compilation_Unit): Register as *loaded*
	explicitly withed predefined units.

From-SVN: r83789
2004-06-28 16:37:05 +02:00
Arnaud Charlet
5453d5bde8 [multiple changes]
2004-06-11  Vincent Celier  <celier@gnat.com>

	* mlib-tgt-vms-alpha.adb (Build_Dynamic_Library): Issue switch -R to
	gnatsym, when symbol policy is Restricted.

	* mlib-tgt-vms-ia64.adb (Build_Dynamic_Library): Issue switch -R to
	gnatsym, when symbol policy is Restricted.

	* symbols-vms-alpha.adb (Initialize): When symbol policy is Restricted,
	read the symbol file.
	(Finalize): Fail in symbol policy Restricted if a symbol in the original
	symbol file is not in the object files. Do not create a new symbol file
	when symbol policy is Restricted.

	* gnatbind.adb (Gnatbind): Initialize Snames, because Snames is used
	in Scng.

	* gnatsym.adb (Parse_Vmd_Line): Process new switch -R for symbol policy
	Restricted.
	(Usage): Line for new switch -R

	* make.adb (Initialize): When the platform is not VMS, add the
	directory where gnatmake is invoked in the front of the path, if
	gnatmake is invoked with directory information.  Change the Scan_Args
	while loop to a for loop.
	(Recursive_Compute_Depth): Remove parameter Visited. Improve efficiency:
	if Depth is equal or greater than the proposed depth, there is nothing
	to do.
	(Initialize): Call Recursive_Compute_Depth with initial Depth equal to 1
	instead of 0.

	* prj.ads: Add new symbol policy Restricted.

	* prj-dect.adb (Parse_Case_Construction): Call End_Case_Construction
	with the new parameters Check_All_Labels and Case_Location.

	* prj-nmsc.adb (Ada_Check): Process new symbol policy Restricted
	(Library_Symbol_File needs to be defined).

	* prj-strt.adb (End_Case_Construction): New parameters Check_All_Labels
	and Case_Location If Check_All_Labels is True, check that all values of
	the string type are used, and output warning(s) if they are not.

	* prj-strt.ads (End_Case_Construction): New parameters Check_All_Labels
	and Case_Location.

	* gnat_ugn.texi: Reorder subclauses in menus "Switches for gcc"

	* gnat_ugn.texi: Update documentation about the library directory in
	Library Projects.

	* makegpr.adb (Display_Command): In verbose mode, also display the
	value of the CPATH env var, when the compiler is gcc.
	(Initialize): Change the Scan_Args while loop to a for loop
	(Compile_Individual_Sources): Change directory to object directory
	before compilations.

	* symbols.ads: New symbol policy Restricted.

2004-06-11  Olivier Hainque  <hainque@act-europe.fr>

	* a-except.adb (Raise_After_Setup family): Remove. The responsibility
	is now taken care of internally in the Exception_Propagation package
	and does not require clients assistance any more.

	* a-exexpr.adb (Is_Setup_And_Not_Propagated,
	Set_Setup_And_Not_Propagated, and Clear_Setup_And_Not_Propagated): New
	functions. Helpers to maintain a predicate required in the handling of
	occurrence transfer between tasks.
	This is now handled internally and does not require clients assistance
	for the setup/propagate separation anymore.
	(Setup_Exception, Propagate_Exception): Simplify the Private_Data
	allocation strategy, handle the Setup_And_Not_Propagated predicate and
	document.

	* s-taenca.adb (Check_Exception): Use raise_with_msg instead of
	raise_after_setup, now that everything is handled internally within the
	setup/propagation engine.

2004-06-11  Hristian Kirtchev  <kirtchev@gnat.com>

	* exp_ch6.adb (Expand_Inlined_Call): Add function Formal_Is_Used_Once.
	Add additional conditions for the case of an actual being a simple
	name or literal. Improve inlining by preventing the generation
	of temporaries with a short lifetime (one use).

2004-06-11  Hristian Kirtchev  <kirtchev@gnat.com>

	PR ada/15587

	* einfo.ads: Minor comment updates for Has_Completion and
	E_Constant list of flags.

	* sem_ch3.adb (Analyze_Object_Declaration): Full constant declarations
	and constant redeclarations now set the Has_Completion flag of their
	defining identifiers.

	* sem_ch7.adb (Analyze_Package_Spec): Add procedure
	Inspect_Deferred_Constant_Completion.
	Used to detect private deferred constants that have not been completed
	either by a constant redeclaration or pragma Import. Emits error message
	"constant declaration requires initialization expression".

	* sem_prag.adb (Process_Import_Or_Interface): An Import pragma now
	completes a deferred constant.

2004-06-11  Geert Bosch  <bosch@gnat.com>

	* eval_fat.adb (Decompose_Int): Fix rounding of negative numbers.

	* s-fatgen.adb (Gradual_Scaling): Correct off-by-one error in
	calculating exponent for scaling denormal numbers.
	(Leading_Part): Properly raise Constraint_Error for zero or negative
	Adjustment.
	(Remainder): Properly raise Constraint_Error for zero divisor.

2004-06-11  Thomas Quinot  <quinot@act-europe.fr>

	* sem_util.adb: Minor reformatting.

	* exp_ch2.adb (Expand_Entry_Parameter): Generate an explicit
	dereference when accessing the entry parameter record.
	(Check_Array_Type): Always check for possible implicit dereference.
	(maybe_implicit_dereference): Rename to check_no_implicit_derefence.
	Abort if a pointer is still present (denoting that an implicit
	dereference was left in the tree by the front-end).

	* sem_attr.adb (Expand_Entry_Parameter): Generate an explicit
	dereference when accessing the entry parameter record.
	(Check_Array_Type): Always check for possible implicit dereference.
	(maybe_implicit_dereference): Rename to check_no_implicit_derefence.
	Abort if a pointer is still present (denoting that an implicit
	dereference was left in the tree by the front-end).

2004-06-11  Emmanuel Briot  <briot@act-europe.fr>

	* g-debpoo.adb (Deallocate, Dereference): Add prefix "error:" to error
	message, like the compiler itself does. Easier to parse the output.

	* g-debpoo.ads: (Allocate, Deallocate, Dereference): Add comments.

	* gnat_ugn.texi (gnatxref, gnatfind): Clarify that source names should
	be base names, and not includes directories.

2004-06-11  Arnaud Charlet  <charlet@act-europe.fr>

	* Makefile.generic ($(EXEC)): Depend on $(OBJECTS), not $(OBJ_FILES),
	so that dependencies are properly taken into account by make.

2004-06-11  Arnaud Charlet  <charlet@act-europe.fr>

	PR ada/15622
	* s-unstyp.ads, s-maccod.ads, sem_ch8.adb, s-auxdec.ads,
	exp_intr.adb, s-auxdec-vms_64.ads: Fix typo: instrinsic -> intrinsic

2004-06-11  Jerome Guitton  <guitton@act-europe.fr>

	* Makefile.in (install-gnatlib): install target-specific run-time files.

	* Make-lang.in: Remove obsolete targets.

2004-06-11  Ed Schonberg  <schonberg@gnat.com>

	* par-ch12.adb (P_Generic): Add scope before analyzing subprogram
	specification, to catch misuses of program unit names.

	* sem_res.adb (Resolve_Type_Conversion): Do not emit warnings on
	superfluous conversions in an instance.

2004-06-11  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15403

	* sem_ch12.adb (Save_References): If operator node has been folded to
	enumeration literal, associated_node must be discarded.

2004-06-11  Jose Ruiz  <ruiz@act-europe.fr>

	* s-stchop-vxworks.adb: Add required pragma Convention to
	Task_Descriptor because it is updated by a C function.

From-SVN: r82973
2004-06-11 12:47:39 +02:00
Arnaud Charlet
0ab80019b6 [multiple changes]
2004-06-07  Robert Dewar  <dewar@gnat.com>

	* a-direct.ads, einfo.ads: Minor comment updates

	* s-taprop-lynxos.adb, s-taprop-tru64.adb, s-taprop-irix.adb,
	s-taprop-irix-athread.adb, s-taprop-hpux-dce.adb, s-taprop-linux.adb,
	s-taprop-dummy.adb, s-taprop-os2.adb, s-taprop-solaris.adb,
	s-taprop-vms.adb, s-taprop-mingw.adb, s-taprop-vxworks.adb,
	s-taprop-posix.adb, s-taprop.ads, exp_dbug.adb: Minor reformatting.

	* s-interr-sigaction.adb: Remove unreferenced variable
	(Attached_Interrupts).  Minor reformatting.
	Avoid use of variable I (replace by J).

	* par-ch10.adb: Fix text of one error message

	* checks.adb, checks.ads, cstand.adb, vms_data.ads, errout.ads,
	exp_aggr.adb, exp_ch3.adb, exp_ch3.ads, exp_ch5.adb, exp_ch6.adb,
	exp_ch9.adb, exp_code.adb, gnat1drv.adb, lib-load.adb, lib-writ.adb,
	opt.adb, par.adb, opt.ads, par-ch11.adb, par-ch3.adb, par-ch4.adb,
	par-ch5.adb, par-ch6.adb, par-ch8.adb, par-ch9.adb, par-prag.adb,
	par-util.adb, scng.adb, sem_aggr.adb, sem_attr.adb, sem_cat.adb,
        sem_ch10.adb, sem_ch10.adb, sem_ch11.adb, sem_ch12.adb, sem_ch2.adb,
	sem_ch3.adb, sem_ch3.ads, sem_ch4.adb, sem_ch5.adb, sem_ch6.adb,
	sem_ch7.adb, sem_ch8.adb, sem_ch9.adb, sem_eval.adb, sem_prag.adb,
	sem_res.adb, sem_type.adb, sem_util.adb, sinfo.ads, snames.adb,
	snames.ads, snames.h, sprint.adb, switch-c.adb: Modifications for Ada
	2005 support.

2004-06-07  Doug Rupp  <rupp@gnat.com>

	* mlib-tgt-vms.adb: Rename mlib-tgt-vms.adb mlib-tgt-vms-alpha.adb

	* s-vaflop-vms.adb: Rename s-vaflop-vms.adb to s-vaflop-vms-alpha.adb

	* mlib-tgt-vms-ia64.adb: New file.

	* Makefile.in: Rename mlib-tgt-vms.adb to mlib-tgt-vms-alpha.adb
	Add mlib-tgt-vms-ia64.adb
	Rename s-vaflop-vms.adb to s-vaflop-vms-alpha.adb.
	Move to alpha specific ifeq section.
	Add VMS specific versions of symbols.adb
	Renaming of 5q vms files.

	* 5qsystem.ads renamed to system-vms_64.ads.

2004-06-07  Vincent Celier  <celier@gnat.com>

	* a-calend.ads: Add a GNAT Note comment after function Time_Of to
	explain that when a time of day corresponding to the non existing hour
	on the day switching to DST is specified, Split may return a different
	value for Seconds.

	* gnatcmd.adb: Add processing of GNAT METRIC (for gnatmetric), similar
	to GNAT PRETTY.

	* g-os_lib.adb (OpenVMS): New Boolean value imported from System.
	(Normalize_Pathname): Only resolve VMS logical names when on VMS.

	* mlib-prj.adb (Build_Library): New flag Gtrasymobj_Needed, initialize
	to False.
	If Gtrasymobj_Needed is True, add the full path of g-trasym.obj to
	the linking options.
	(Build_Library.Check_Libs): On VMS, if there is a dependency on
	g-trasym.ads, set Gtrasymobj_Needed to True.

	* prj-attr.adb: Add new package Metrics for gnatmetric

	* prj-nmsc.adb (Record_Other_Sources): Put source file names in
	canonical case to take into account files with upper case characters on
	Windows.
	(Ada_Check): Load the reference symbol file name in the name buffer to
	check it, not the symbol file name.

	* snames.ads, snames.adb: Add standard name Metrics (name of project
	file package for gnatmetric).

	* vms_conv.ads: Add Metric to Comment_Type

	* vms_conv.adb (Initialize): Add component dor Metric in Command_List

	* vms_data.ads: Add qualifiers for GNAT METRIC

	* makegpr.adb (Link_Executables): Take into account the switches
	specified in package Linker of the main project.

2004-06-07  Thomas Quinot  <quinot@act-europe.fr>

	* bindgen.adb (Set_Unit_Number): Units is an instance of Table, and so
	the index of the last element is Units.Last, not Units.Table'Last
	(which is usually not a valid index within the actually allocated
	storage for the table).

	* exp_ch4.adb (Insert_Dereference_Action): Change predicate that
	determines whether to generate a call to a checked storage pool
	Dereference action.
	Generate such a call only for a dereference that either comes from
	source, or is the result of rewriting a dereference that comes from
	source.

2004-06-07  Romain Berrendonner  <berrendo@act-europe.fr>

	* bindgen.adb (Gen_Output_File): Add support for GAP builds.

2004-06-07  Eric Botcazou  <ebotcazou@act-europe.fr>

	(gnat_to_gnu_entity) <E_Array_Subtype>: For multi-dimensional arrays at
	file level, elaborate the stride for inner dimensions in alignment
	units, not bytes.

	* exp_ch5.adb: Correct wrong reference to Component_May_Be_Bit_Aligned
	in a comment.

2004-06-07  Javier Miranda  <miranda@gnat.com>

	* exp_ch6.adb: Correct wrong modification in previous patch

2004-06-07  Vasiliy Fofanov  <fofanov@act-europe.fr>

	* g-trasym.ads: Corrected comment to properly reflect level of support
	on VMS.

2004-06-07  Hristian Kirtchev  <kirtchev@gnat.com>

	* lib-xref.adb (Generate_Reference): Add nested function Is_On_LHS. It
	includes case of a variable referenced on the left hand side of an
	assignment, therefore remove redundant code. Variables and prefixes of
	indexed or selected components are now marked as referenced on left
	hand side. Warnings are now properly emitted when variables or prefixes
	are assigned but not read.

	* sem_warn.adb (Output_Unreferenced_Messages): Add additional checks to
	left hand side referenced variables. Private access types do not
	produce the warning "variable ... is assigned but never read".
	Add also additional checks to left hand side referenced variables.
	Aliased, renamed objects and access types do not produce the warning
	"variable ... is assigned but never read" since other entities may read
	the memory location.

2004-06-07  Jerome Guitton  <guitton@act-europe.fr>

	* Makefile.in: In the powerpc/vxworks-specific section, restore
	EXTRA_GNATRTL_NONTASKING_OBJS and EXTRA_GNATRTL_TASKING_OBJS (removed
	by mistake).

2004-06-07  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch4.adb (Remove_Abstract_Operations): Refine the removal of
	predefined operators.
	Removes spurious type errors from g-trasym-vms.adb.

	* sem_res.adb (Rewrite_Renamed_Operator): If intrinsic operator is
	distinct from the operator appearing in the source, call appropriate
	routine to insert conversions when needed, and complete resolution of
	node.
	(Resolve_Intrinsic_Operator): Fix cut-and-paste bug on transfer of
	interpretations for rewritten right operand.
	(Set_Mixed_Mode_Operand): Handle properly a universal real operand when
	the other operand is overloaded and the context is a type conversion.

2004-06-07  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* ada-tree.def (BLOCK_STMT): Now has two operands.
	(BREAK_STMT): New.

	* ada-tree.h: (BLOCK_STMT_BLOCK): New macro.

	* gigi.h: (gnat_poplevel): Now returns a tree.

	* trans.c (end_block_stmt): Add arg; all callers changed.
	(tree_transform, case N_Case_Statement): Make a BLOCK_STMT for a WHEN.
	(start_block_stmt): Clear BLOCK_STMT_BLOCK.
	(add_stmt): Set TREE_TYPE.
	(gnat_expand_stmt, case BLOCK_STMT): Handle BLOCK_STMT_BLOCK.
	(gnat_expand_stmt, case BREAK_STMT): New case.

	* utils.c (gnat_poplevel): Return a BLOCK, if we made one.

2004-06-07  Jose Ruiz  <ruiz@act-europe.fr>

	* s-stchop.adsm s-stchop.adb, s-stchop-vxworks.adb: Remove the
	procedure Set_Stack_Size that is not needed.

2004-06-07  Sergey Rybin  <rybin@act-europe.fr>

	* gnat_ugn.texi: Clarify the case when non-standard naming scheme is
	used for gnatpp input file and for the files upon which it depends

2004-06-07  Ben Brosgol  <brosgol@gnat.com>

	* gnat_ugn.texi: Wordsmithing of "GNAT and Libraries" chapter

2004-06-07  Arnaud Charlet  <charlet@act-europe.fr>

	* gnatvsn.ads: Bump version numbers appropriately.
	Add new build type.

2004-06-07  Pascal Obry  <obry@gnat.com>

	* gnat_ugn.texi: Improve comments about imported names and link names
	on Windows. Add a note about the requirement to use -k gnatdll's option
	when working with a DLL which has stripped stdcall symbols (no @nn
	suffix).

From-SVN: r82691
2004-06-07 16:16:34 +02:00
Arnaud Charlet
8a36a0ccd8 [multiple changes]
2004-05-27  Vincent Celier  <celier@gnat.com>

	* vms_data.ads: Add new GNAT PRETTY qualifiers /NO_BACKUP and
	COMMENTS_LAYOUT=UNTOUCHED

	* symbols-vms.adb, symbols-vms-alpha.adb: Renamed symbols-vms.adb to
	symbols-vms-alpha.adb

2004-05-27  Thomas Quinot  <quinot@act-europe.fr>

	* sem.ads: Clarify documentation on checks suppression.

	* einfo.ads (Is_Known_Non_Null): Minor comment typo fix and rephrasing.

2004-05-27  Ed Schonberg  <schonberg@gnat.com>

	* sem_util.adb (Is_Descendent_Of): Examine properly all ancestors in
	the case of multiple derivations.
	(Is_Object_Reference): For a selected component, verify that the prefix
	is itself an object and not a value.

	* sem_ch12.adb (Same_Instantiated_Constant): New name for
	Same_Instantiated_Entity.
	(Same_Instantiated_Variable): Subsidiary to
	Check_Formal_Package_Instance, to recognize actuals for in-out generic
	formals that are obtained from a previous formal package.
	(Instantiate_Subprogram_Body): Emit proper error when
	generating code and the proper body of a stub is missing.

	* sem_ch4.adb (Remove_Address_Interpretations): If the operation still
	has a universal interpretation, do the disambiguation here.

	* exp_ch4.adb (Expand_N_Type_Conversion,
	Expand_N_Unchecked_Type_Conversion): Special handling when target type
	is Address, to avoid typing anomalies when Address is a visible integer
	type.

	* exp_ch6.adb (Expand_N_Subprogram_Body): Use Is_Descendent_Of_Address
	to determine whether a subprogram should not be marked Pure, even when
	declared in a pure package.

2004-05-27  Jose Ruiz  <ruiz@act-europe.fr>

	* gnat_ugn.texi: Replace pragma Ravenscar by pragma Profile.

	* gnat_rm.texi: Replace Max_Entry_Queue_Depth by Max_Entry_Queue_Length
	Document No_Dynamic_Attachment, that supersedes No_Dynamic_Interrupts.
	Update the documentation about the Ravenscar profile, following the
	definition found in AI-249.

	* sem_prag.adb: Use FIFO_Within_Priorities and Ceiling_Locking when
	setting the Profile (Ravenscar). This must be done in addition to
	setting the required restrictions.

	* rtsfind.ads: Add the set of operations defined in package
	Ada.Interrupts.

	* exp_ch6.adb: Check whether we are violating the No_Dynamic_Attachment
	restriction.

2004-05-27  Eric Botcazou  <ebotcazou@act-europe.fr>

	lang-specs.h: Always require -c or -S and always redirect to /dev/null
	if -gnatc or -gnats is passed.

2004-05-27  Hristian Kirtchev  <kirtchev@gnat.com>

	* sem_prag.adb (Sig_Flags): A Pragma_Unchecked_Union does not count as
	a significant reference. Warnings are now properly emitted when a
	discriminated type is not referenced.

	* lib-xref.adb (Generate_Reference): A deferred constant completion,
	record representation clause or record type discriminant does not
	produce a reference to its corresponding entity. Warnings are now
	properly emitted when deferred constants and record types are not
	referenced.

2004-05-27  Geert Bosch  <bosch@gnat.com>

	* Makefile.in: Use long version of libm routines on ia64 gnu/linux.
	Fixes ACATS Annex G tests.

2004-05-27  Robert Dewar  <dewar@gnat.com>

	* rtsfind.adb (RTU_Loaded): Temporary kludge to get past bug of not
	handling WITH

2004-05-27  Arnaud Charlet  <charlet@act-europe.fr>

	* s-interr.adb (Server_Task): Take into account case of early return
	from sigwait under e.g. linux.

2004-05-27  Sergey Rybin  <rybin@act-europe.fr>

	* gnat_ugn.texi: Add description for the new gnatpp options:
	 -rnb - replace the original source without creating its backup copy
	 -c0 - do not format comments

From-SVN: r82324
2004-05-27 15:09:26 +02:00
Arnaud Charlet
9bc856ddbf [multiple changes]
2004-05-14  Robert Dewar  <dewar@gnat.com>

	* gnat_ugn.texi: Minor change to -gnatS documentation

	* sprint.adb: Remove some instances of Assert (False) and for this
	purpose replace them by output of a ??? string.

	* checks.adb, exp_aggr.adb, sem_elim.adb: Remove useless pragma
	Assert (False).

	* lib-writ.adb, lib-load.adb, lib.ads, lib.adb: Remove Dependent_Unit
	flag processing. This was suppressing required dependencies in
	No_Run_Time mode and is not needed since the binder does not generate
	references for things in libgnat anyway.

	* sem_ch3.adb (Access_Type_Declaration): Reorganize code to avoid GCC
	warning.

2004-05-14  Thomas Quinot  <quinot@act-europe.fr>

	* gnat_ugn.texi: Document AIX-specific issue with initialization of
	resolver library.

	* exp_ch4.adb (Insert_Dereference_Action): Do not generate dereference
	action for the case of an actual parameter in an init proc call.

2004-05-14  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch4.adb (Analyze_Selected_Component): If prefix is a protected
	subtype, check visible entities in base type.

	* exp_ch7.adb (Clean_Simple_Protected_Objects): Do not generate cleanup
	actions if the object is a renaming.

	* sem_ch12.adb (Same_Instantiated_Entity): Predicate for
	Check_Formal_Package_Instance, to determine more precisely when the
	formal and the actual denote the same entity.

2004-05-14  Javier Miranda  <miranda@gnat.com>

	* par-ch10.adb (P_Context_Clause): Complete documentation on AI-262

	* sem_ch10.adb (Analyze_With_Clause): After analyzed, the entity
	corresponding to a private_with must be removed from visibility; it
	will be made visible later, just before we analyze the private part of
	the package.
	(Check_Private_Child_Unit): Allow private_with clauses in public
	siblings.
	(Install_Siblings): Make visible the private entities of private-withed
	siblings.
	(Install_Withed_Unit): Do not install the private withed unit if we
	are compiling a package declaration and the Private_With_OK flag was
	not set by the caller. These declarations will be installed later,
	just before we analyze the private part of the package.

	* sem_ch3.adb (Analyze_Object_Declaration): In case of errors detected
	during the evaluation of the expression that initializes the object,
	decorate it with the expected type to avoid cascade errors.
	Code cleanup.

	* sem_ch6.adb (Analyze_Subprogram_Body): If we are compiling a library
	subprogram we have to install the private_with clauses after its
	specification has been analyzed (as documented in AI-262.TXT).

	* sem_ch8.adb (Has_Private_With): New function. Determines if the
	current compilation unit has a private with on a given entity.
	(Find_Direct_Name): Detect the Beaujolais problem described in
	AI-262.TXT

	* sem_utils.ads, sem_util.adb (Is_Ancestor_Package): New function. It
	provides the functionality of the function Is_Ancestor that was
	previously available in sem_ch10. It has been renamed to avoid
	overloading.

	* sprint.adb (Sprint_Node_Actual): Print limited_with clauses

2004-05-14  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* utils.c (build_vms_descriptor): Use SImode pointers.

2004-05-14  Vasiliy Fofanov  <fofanov@act-europe.fr>

	* gnat_ugn.texi: Revised chapter "GNAT and Libraries".

2004-05-14  GNAT Script  <nobody@gnat.com>

	* Make-lang.in: Makefile automatically updated

From-SVN: r81844
2004-05-14 15:55:12 +02:00
Arnaud Charlet
5950a3ac27 [multiple changes]
2004-05-10  Doug Rupp  <rupp@gnat.com>

	* 5qsystem.ads: Remove Short_Address subtype declaration. Moved to
	system.aux_dec.

	* s-auxdec.ads: Add Short_Address subtype (moved here from System).

	* Makefile.in: [VMS]: Add translation for 5qauxdec.ads.

	* init.c: [VMS] Macroize LIB$ calls for IA64 and Alpha.
	Fixes undefined symbols in IA64 gnatlib.

	* 5vinmaop.adb: Reference s-auxdec for Short_Address.

	* 5xsystem.ads, 5vsystem.ads: Back out last change (addition of subtype
	Short_Address). This will be moved to system.auxdec.

2004-05-10  Thomas Quinot  <quinot@act-europe.fr>

	* sem_util.adb: Replace test for presence of a node that is always
	present with a call to Discard_Node.

	* sem_ch10.adb (Analyze_Compilation_Unit): Remove superfluous call to
	Analyze on the library unit node after generation of distribution stub
	constructs.  The call was a no-op because Unit_Node has already been
	Analyzed, and the tree fragments for the distribution stubs are
	analyzed as they are inserted in Exp_Dist.
	Update comment regarding to distribution stubs to reflect that we
	do not generate stub in separate files anymore.

	* einfo.ads: Clarify the fact that a tagged private type has the
	E_Record_Type_With_Private Ekind.

	* erroutc.adb: Minor reformatting

	* erroutc.ads (Max_Msg_Length): Increase to cover possible larger
	values if line length is increased using -gnatyM (noticed during code
	reading).

	* eval_fat.adb: Minor reformatting
	Put spaces around exponentiation operator

2004-05-10  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15005
	* sem_util.adb (Is_Dependent_Component_Of_Mutable_Object): If prefix
	has been rewritten as an explicit dereference, retrieve type of
	original node to check for possibly unconstrained record type.

2004-05-10  Ed Schonberg  <schonberg@gnat.com>

	* exp_ch7.adb (Check_Visibly_Controlled): If given operation is not
	overriding, use the operation of the parent unconditionally.

	* sem_ch4.adb (Remove_Address_Interpretations): Remove address
	operation when either operand is a literal, to avoid further
	ambiguities.

	* sem_ch6.adb (New_Overloaded_Entity): If new entity is inherited and
	overridden by a previous explicit declaration, mark the previous entity
	as overriding.

	* sem_disp.adb (Check_Dispatching_Operation): New predicate
	Is_Visibly_Controlled, to determine whether a declaration of a
	primitive control operation for a derived type overrides an inherited
	one. Add warning if the explicit declaration does not override.

2004-05-10  Vincent Celier  <celier@gnat.com>

	* gnatls.adb (Gnatls): Initialize Snames, to avoid assertion error in
	some cases when the sources are no longer present.

	* make.adb (Collect_Arguments): Fail if an external source, not part
	of any project need to be compiled, when switch -x has not been
	specified.

	* makeusg.adb: Document new switch -x

	* opt.ads (External_Unit_Compilation_Allowed): New Boolean flag,
	defaulted to False.

	* switch-m.adb (Scan_Make_Switches): New switch -x

	* vms_data.ads: Add VMS qualifier /NON_PROJECT_UNIT_COMPILATION for
	gnatmake switch -x.

	* gnat_ugn.texi: Document new gnatmake switch -x

2004-05-10  Eric Botcazou  <ebotcazou@act-europe.fr>

	* misc.c (gnat_init_options): Set flag_zero_initialized_in_bss to 0.

	* utils.c (create_var_decl): Do not modify the DECL_COMMON flag.
	(process_attributes): Likewise.

2004-05-10  Joel Brobecker  <brobecker@gnat.com>

	* s-inmaop.ads: Fix spelling mistake in one of the comments.

2004-05-10  Robert Dewar  <dewar@gnat.com>

	* gnat_ugn.texi: Document that for config pragma files, the maximum
	line length is always 32767.

	* gnat_rm.texi: For pragma Eliminate, note that concatenation of string
	literals is now allowed.

	* gnat-style.texi: Remove statement about splitting long lines before
	an operator rather than after, since we do not follow this rule at all.
	Clarify rule (really lack of rule) for spaces around exponentiation

	* sem_elim.adb: Allow concatenation of string literals as well as a
	single string literal for pragma arguments.

	* sem_prag.ads, sem_prag.adb: (Is_Config_Static_String): New function

	* a-textio.adb (Terminate_Line): Do not add line feed if nothing
	written for append case.

	* frontend.adb: Changes to avoid checking max line length in config
	pragma files.

	* g-os_lib.ads: Minor reformatting

	* mlib-utl.adb: Do not define Max_Line_Length locally (definition was
	wrong in any case. Instead use standard value. Noticed during code
	reading.

	* opt.ads (Max_Line_Length): New field, used to implement removal of
	limitation on length of lines when scanning config pragma files.

	* osint.ads, prj-dect.adb, prj-strt.adb, prj-tree.adb,
	makeutl.ads, makeutl.adb: Minor reformatting

	* scn.adb: Do not check line length while scanning config pragma files
	Do not check line length while scanning out license information

	* scng.adb: Changes to avoid line length checks while parsing config
	pragma files.

2004-05-10  GNAT Script  <nobody@gnat.com>

	* Make-lang.in: Makefile automatically updated

From-SVN: r81671
2004-05-10 18:18:54 +02:00
Arnaud Charlet
aa720a546a [multiple changes]
2004-05-05  Emmanuel Briot  <briot@act-europe.fr>

	* g-os_lib.ads (Invalid_Time): New constant

	* adaint.h, adaint.c (__gnat_file_time_name, __gnat_file_time_fd): Now
	return OS_Time instead of time_t to match what is imported by Ada.
	Now return -1 if the file doesn't exist, instead of a random value

2004-05-05  Robert Dewar  <dewar@gnat.com>

	* usage.adb: Add line for -gnatR?s switch

	* sem_ch13.adb, exp_ch2.adb: Minor reformatting

	* g-regpat.ads, g-regpat.adb: Add documentation on handling of Size
	and for Match (Data_First, Data_last)

	* lib-writ.adb (Write_With_Lines): Ensure that correct index number is
	written when we are dealing with multi-unit files.

2004-05-05  Jerome Guitton  <guitton@act-europe.fr>

	* Makefile.in: Remove unused targets and variables.

2004-05-05  Vincent Celier  <celier@gnat.com>

	* switch-m.adb: New gnatmake switch -eI

	* vms_data.ads: Add VMS equivalents of new gnatclean swith -innn and
	of new gnatmake switch -eInnn.

	* makegpr.adb: Take into account new parameters Index and Src_Index in
	Prj.Util.

	* clean.adb: Implement support for multi-unit sources, including new
	switch -i.

	* gnatcmd.adb (GNATCmd): Call Prj.Util.Value_Of with new parameter
	Src_Index.

	* make.ads, make.adb (Insert_Q): New parameter Index, defaulted to 0
	(Extract_From_Q): New out parameter Index
	(Mark, Is_Marked): Subprograms moved to Makeutl
	(Switches_Of): New parameter Source_Index
	(Add_Switch): New parameter Index
	(Check): New parameter Source_Index
	(Collect_Arguments): New parameter Source_Index
	(Collect_Arguments_And_Compile): New parameter Source_Index
	(Compile): New parameter Source_Index
	Put subprograms in alphabetical order
	Add support for multi-source sources, including in project files.

	* makeutl.ads, makeutl.adb (Unit_Index_Of): New function
	(Mark, Is_Marked, Delete_All_Marks): New subprograms, moved from
	Make.

	* makeusg.adb: New gnatmake switch -eInnn

	* mlib-prj.adb (Build_Library): Add new parameter Src_Index to call to
	Prj.Util.Value_Of.

	* opt.ads (Main_Index): New variable, defaulted to 0.

	* osint.ads, osinte.adb (Add_File): New parameter Index
	(Current_Source_Index): New function

	* prj.adb: Take into account new components Index and Src_Index

	* prj.ads (String_Element): New component Index
	(Variable_Value): New component Index
	(Array_Element): New component Src_Index

	* prj-attr.adb: Indicate that optional index may be specified for
	attributes Main, Executable, Spec, Body and some of Switches.

	* prj-attr.ads (Attribute_Kind): New values for optional indexes
	(Attribute_Record): New component Optional_Index

	* prj-com.ads (File_Name_Data): New component Index

	* prj-dect.adb (Parse_Attribute_Declaration): Process optional index

	* prj-env.adb (Put): Output optional index

	* prj-makr.adb: Put indexes for multi-unit sources in SFN pragmas and
	attributes Spec and Body.

	* prj-nmsc.adb: Process optional indexes

	* prj-pp.adb: Ouput "at" for optional indexes

	* prj-proc.adb: Take into account optional indexes

	* prj-strt.ads, prj-strt.adb (Terms): New Boolean parameter
	Optional_Index. For string literal,
	process optional index when Optional_Index is True.
	(Parse_Expresion): New Boolean parameter Optional_Index

	* prj-tree.ads, prj-tree.adb (Source_Index_Of): New function
	(Set_Source_Index_Of): New procedure

	* prj-util.adb (Executable_Of, Value_Of): Take into account optional
	index.

	* prj-util.ads (Executable_Of): New parameter Index
	(Value_Of (Name_Id, Array_Element_Id) returning Variable_Value):
	New parameter Src_Index, defaulted to 0.

2004-05-05  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15257
	* sem_ch3.adb (Access_Definition): If this is an access parameter
	whose designated type is imported through a limited_with clause, do
	not add the enclosing subprogram to the list of private dependents of
	the type.

2004-05-05  Ed Schonberg  <schonberg@gnat.com>

	PR ada/15258
	* sem_ch6.adb (Base_Types_Match): True if one type is imported through
	a limited_with clause, and the other is its non-limited view.

2004-05-05  Thomas Quinot  <quinot@act-europe.fr>

	* cstand.adb (Create_Standard): Initialize Stand.Boolean_Literals.

	* exp_attr.adb, exp_ch5.adb, exp_ch9.adb, exp_disp.adb,
	exp_fixd.adb, sem_attr.adb, sem_dist.adb, sem_util.adb: Use
	Stand.Boolean_Literals to produce references to entities
	Standard_False and Standard_True from compile-time computed boolean
	values.

	* stand.ads (Boolean_Literals): New variable, provides the entity
	values for False and True, for use by the expander.

2004-05-05  Doug Rupp  <rupp@gnat.com>

	* 5vinmaop.adb, 5[vx]system.ads: Add Short_Address subtype
	5vinmaop.adb: Unchecked convert Short_Address vice Address

	* adaint.c, raise.c: Caste CRTL function return value
	to avoid gcc error on 32/64 bit IVMS.

	* Makefile.in [VMS]: Use iar archiver if host = Alpha/VMS and
	target = IA64/VMS.

	* init.c[VMS]: Only call Alpha specific __gnat_error_prehandler IN_RTS.

	* 5qsystem.ads (Address): Declare as Long_Integer
	(Short_Address): Declare as 32 bit subtype of Address
	Declare  abstract address operations to avoid gratuitous ambiguities.

2004-05-05  Jose Ruiz  <ruiz@act-europe.fr>

	* gnat_rm.texi: Use the new restriction Simple_Barriers (AI-249)
	instead of the old Boolean_Entry_Barriers.
	Ditto for No_Task_Attributes_Package instead of No_Task_Attributes.

2004-05-05  GNAT Script  <nobody@gnat.com>

	* Make-lang.in: Makefile automatically updated

From-SVN: r81519
2004-05-05 12:09:56 +02:00
Arnaud Charlet
9f4fd324ab [multiple changes]
2004-05-03  Olivier Hainque  <hainque@act-europe.fr>

	PR ada/15152

	* exp_ch2.adb (Expand_Current_Value): Leave Machine_Code Asm arguments
	alone. Replacing object references by literals is inappropriate in a
	so low level context.

2004-05-03  Arnaud Charlet  <charlet@act-europe.fr>

	* a-exexpr.adb: Add comments

2004-05-03  Joel Brobecker  <brobecker@gnat.com>

	* a-tags.adb (Tag_Table): Add Index_Check pragma Suppress. Allows us to
	declare the Ancestor_Tags array in Type_Specific_Data with a small size
	without risking a bounds check error when accessing one of its
	components.
	(Type_Specific_Data): Define Ancestor_Tags as a small array.
	This prevents us from hitting a limitation during the debug info
	generation when using stabs.

	* a-tags.adb (Dispatch_Table): Define the Prims_Ptr component as a
	small array.
	This prevents us from hitting a limitation during the debug info
	generation when using stabs.

2004-05-03  Eric Botcazou  <ebotcazou@act-europe.fr>

	lang-specs.h: Remove -gnatz* from specs.

2004-05-03  Vincent Celier  <celier@gnat.com>

	* gprmake.adb, makegpr.ads, makegpr.adb: New files.

	* Make-lang.in, Makefile.in: Add gprmake

2004-05-03  Thomas Quinot  <quinot@act-europe.fr>

	* sem_aggr.adb: Fix typo in comment.

2004-05-03  Robert Dewar  <dewar@gnat.com>

	* make.adb: Minor reformatting

	* rtsfind.ads, rtsfind.adb: (RTU_Loaded): New function

	* sem_attr.adb (Eval_Attribute, case Type_Class): Fix check for address
	so that it works when address is not a private type.

	* sem_ch13.adb (Check_Expr_Constants, case N_Integer_Literal): Deal
	properly with rewritten unchecked conversions. This prevents
	order-of-elaboration issues that can otherwise arise.
	(Minimum_Size): Don't check size of access types under VMS

	* sem_ch4.adb (Remove_Address_Interpretation): New circuit to remove
	interpretations of integer literals as type System.Address.

	* sem_util.ads, sem_util.adb (Is_Descendent_Of_Address): New function
	(Is_Descendent_Of): New function

2004-05-03  Jose Ruiz  <ruiz@act-europe.fr>

	* sem_prag.adb: Boolean_Entry_Barriers is a synonym of Simple_Barriers.
	Max_Entry_Queue_Depth is a synonym of Max_Entry_Queue_Length.
	No_Dynamic_Interrupts is a synonym of No_Dynamic_Attachment.

	* sem_res.adb: Use the new restriction Max_Entry_Queue_Length instead
	of the old Max_Entry_Queue_Depth.

	* snames.adb: Boolean_Entry_Barriers is a synonym of Simple_Barriers.
	Max_Entry_Queue_Depth is a synonym of Max_Entry_Queue_Length
	No_Dynamic_Interrupts is a synonym of No_Dynamic_Attachment

	* snames.ads: New entry for proper handling of Boolean_Entry_Barriers.
	New entry for proper handling of Max_Entry_Queue_Depth.
	New entry for proper handling of No_Dynamic_Interrupts.

	* s-rident.ads: Adding restriction Simple_Barriers (AI-00249) that
	supersedes the GNAT specific restriction Boolean_Entry_Barriers.
	Adding restriction Max_Entry_Queue_Length (AI-00249) that supersedes
	the GNAT specific restriction Max_Entry_Queue_Depth.
	Adding restriction No_Dynamic_Attachment (AI-00249) that supersedes
	the GNAT specific restriction No_Dynamic_Interrupts.

	* restrict.ads, restrict.adb: Use the new restriction Simple_Barriers
	instead of the old Boolean_Entry_Barriers.
	Use the new restriction No_Dynamic_Attachment instead of the old
	No_Dynamic_Interrupts.

	* exp_ch9.adb: Check restriction Simple_Barriers (AI-00249) that
	supersedes the GNAT specific restriction Boolean_Entry_Barriers.

	* gnatbind.adb: Use the new restriction Max_Entry_Queue_Length instead
	of the old Max_Entry_Queue_Depth.

2004-05-03  GNAT Script  <nobody@gnat.com>

	* Make-lang.in: Makefile automatically updated

From-SVN: r81429
2004-05-03 13:58:34 +02:00
Arnaud Charlet
35b7fa6a40 [multiple changes]
2004-04-26  Thomas Quinot  <quinot@act-europe.fr>

	* sem_dist.adb, exp_dist.adb: When constructing a RAS value for a local
	subprogram for which no pragma All_Calls_Remote applies, store the
	address of the real subprogram in the underlying record type, so local
	dereferences do not go through the PCS.

2004-04-26  Robert Dewar  <dewar@gnat.com>

	* i-c.ads: Add some type qualifications to avoid ambiguities when
	compiling with s-auxdec.ads and a non-private address type.

2004-04-26  Arnaud Charlet  <charlet@act-europe.fr>

	* Makefile.rtl: Fix error in previous check-in:
	Add s-addope.o to non tasking object list (rather than tasking object
	list).

2004-04-26  Javier Miranda  <miranda@gnat.com>

	* sem_aggr.adb: Fix typo in comments
	(Resolve_Aggr_Expr): Propagate the type to the nested aggregate.
	Required to check the null-exclusion attribute.

	* sem_attr.adb (Resolve_Attribute): Check the accessibility level in
	case of anonymous access types in record and array components. For a
	component definition the level is the same of the enclosing composite
	type.

	* sem_ch3.adb (Analyze_Component_Declaration): In case of components
	that are anonymous access types the level of accessibility depends on
	the enclosing type declaration. In order to have this information, set
	the scope of the anonymous access type to the enclosing record type
	declaration.
	(Array_Type_Declaration): In case of components that are anonymous
	access types the level of accessibility depends on the enclosing type
	declaration. In order to have this information, set the scope of the
	anonymous access type to the enclosing array type declaration.

	* sem_ch3.adb (Array_Type_Declaration): Set the scope of the anonymous
	access type.

	* sem_ch8.adb (Analyze_Object_Renaming): Add check to verify that
	renaming of anonymous access-to-constant types allowed if and only if
	the renamed object is access-to-constant.

	* sem_util.adb (Type_Access_Level): In case of anonymous access types
	that are component_definition or discriminants of a nonlimited type,
	the level is the same as that of the enclosing component type.

2004-04-26  Sergey Rybin  <rybin@act-europe.fr>

	* sem_elim.adb: Some minor code reorganization from code reading. Fix
	misprint in the function name (File_Name_Match).

From-SVN: r81186
2004-04-26 14:29:41 +02:00
Arnaud Charlet
af4b94345e [multiple changes]
2004-04-21  Pascal Obry  <obry@gnat.com>

	* adaint.c (__gnat_portable_spawn): Quote first argument (argv[0])
	passed to spawnvp() to properly handle program pathname with spaces on
	Win32.

2004-04-21  Emmanuel Briot  <briot@act-europe.fr>

	* g-debpoo.adb (Print_Info): Avoid extra work if Display_Slots is False.
	(Allocate, Deallocate, Free_Physically): Make sure the tasks are
	unlocked in case of exceptions.

2004-04-21  Joel Brobecker  <brobecker@gnat.com>

	* gigi.h (get_target_no_dollar_in_label): Remove extern declaration.
	This function does not exist anymore.

2004-04-21  Thomas Quinot  <quinot@act-europe.fr>

	* gnatbind.adb, gnatlink.adb: Update name of imported C symbol.

	* link.c: Move variables to the __gnat name space.

	* Makefile.in: list link.o explicitly when needed.

	* mlib.adb: Remove pragma Linker_Option for "link.o" from mlib.

2004-04-21  Javier Miranda  <miranda@gnat.com>

	* einfo.adb (Original_Access_Type): New subprogram
	(Set_Original_Access_Type): New subprogram
	(Write_Field21_Name): Write the name of the new field

	* einfo.ads (Original_Access_Type): New field present in access to
	subprogram types.
	Addition of two new entities: E_Anonymous_Access_Subprogram_Type, and
	E_Anonymous_Access_Protected_Subprogram_Type.

	* lib-xref.adb (Output_One_Ref): Give support to anonymous access to
	subprogram types.

	* lib-xref.ads (Xref_Entity_Letters): Initialize values corresponding
	to anonymous access to subprogram types.

	* sem_attr.adb (Resolve_Attribute): Give support to anonymous access
	to subprogram types.

	* sem_ch3.adb (Access_Definition): Complete decoration of entities
	corresponding to anonymous access to subprogram types.
	(Analyze_Component_Declaration): Add new actual to the call to
	subprogram replace_anonymous_access_to_protected_subprogram.
	(Array_Type_Declaration): Add new actual to the call to subprogram
	replace_anonymous_access_to_protected_subprogram.
	(Process_Discriminants): Add new actual to the call to subprogram
	replace_anonymous_access_to_protected_subprogram.
	(Replace_Anonymous_Access_To_Protected_Subprogram): New formal.

	* sem_ch3.ads (Replace_Anonymous_Access_To_Protected_Subprogram): New
	formal.

	* sem_ch6.adb, sem_type.adb, sem_res.adb: Give support to anonymous
	access to subprogram types.

	* sem_util.adb (Has_Declarations): Addition of package_specification
	nodes.

2004-04-21  Ed Schonberg  <schonberg@gnat.com>

	* sem_prag.adb (Make_Inline): If subprogram is a renaming, propagate
	inlined flags to renamed entity only if in current unit.

2004-04-21  Thomas Quinot  <quinot@act-europe.fr>

	* s-parint.ads: Add DSA implementation marker.

	* rtsfind.ads, rtsfind.adb, snames.ads, snames.adb, s-rpc.adb: Use the
	value of System.Partition_Interface.DSA_Implementation to determine
	what version of the distributed systems annex is available (no
	implementation, GLADE, or PolyORB).

2004-04-21  Joel Brobecker  <brobecker@gnat.com>

	* targtyps.c (get_target_no_dollar_in_label): Remove, no longer used.

2004-04-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* utils.c (convert, case CONSTRUCTOR, COMPONENT_REF): Do not make node
	with new type if alias sets differ.
	Fixes ACATS c41103b.

2004-04-21  Vincent Celier  <celier@gnat.com>

	* prj.ads: Remove FORTRAN as an accepted language: not tested yet.
	Add array Lang_Args for the language specific compiling argument
	switches.

	* gnat_ugn.texi: Explain in more details when a library is rebuilt.

2004-04-21  Sergey Rybin  <rybin@act-europe.fr>

	* gnat_rm.texi: Update the descripton of the Eliminate pragma
	according to the recent changes in the format of the parameters of the
	pragma (replacing Homonym_Number with Source_Location).

From-SVN: r80956
2004-04-21 12:10:33 +02:00
Arnaud Charlet
7324bf49ce [multiple changes]
2004-04-19  Arnaud Charlet  <charlet@act-europe.fr>

	* 5isystem.ads: Removed, unused.

	* gnat_rm.texi: Redo 1.13 change.

2004-04-19  Robert Dewar  <dewar@gnat.com>

	* s-stoele.ads: Clean up definition of Storage_Offset (the new
	definition is cleaner, avoids the kludge of explicit Standard operator
	references, and also is consistent with a visible System.Address with
	no visible operations.

	* s-geveop.adb: Add declarations to avoid assumption of visible
	operations on type System.Address (since these might not be available
	if Address is a non-private type for which the operations
	are made abstract).

	* sem_eval.adb: Minor reformatting

	* s-carsi8.ads, s-carun8.ads, s-casi16.ads, s-casi32.ads,
	s-casi64.ads, s-caun16.ads, s-caun32.ads, s-caun64.ads: Minor
	reformatting (new function spec format).

	* s-auxdec.adb, s-carsi8.adb, s-carun8.adb, s-casi16.adb,
	s-casi32.adb, s-casi64.adb, s-caun16.adb, s-caun32.adb,
	s-caun64.adb: Add declarations to avoid assumption of visible
	operations on type System.Address (since these might not be available
	if Address is a non-private type for which the operations are made
	abstract).

	* lib.ads, lib.adb (Synchronize_Serial_Number): New procedure.

	* exp_intr.adb: Minor comment update

	* exp_aggr.adb, exp_attr.adb, exp_ch13.adb: Minor reformatting.

	* 5omastop.adb: Add declarations to avoid assumption of visible
	operations on type System.Address (since these might not be available
	if Address is a non-private type for which the operations
	are made abstract).

2004-04-19  Vincent Celier  <celier@gnat.com>

	* switch-m.adb: (Scan_Make_Switches): Process new switch -eL

	* prj-pars.ads (Parse): New Boolean parameter Process_Languages,
	defaulted to Ada.

	* prj-proc.adb (Process): New Boolean parameter Process_Languages,
	defaulted to Ada.
	Call Check with Process_Languages.
	(Check): New Boolean parameter Process_Languages. Call Recursive_Check
	with Process_Languages.
	(Recursive_Check): New Boolean parameter Process_Languages. Call
	Nmsc.Ada_Check or Nmsc.Other_Languages_Check according to
	Process_Languages.

	* prj-proc.ads (Process): New Boolean parameter Process_Languages,

	* prj-util.ads, prj-util.adb (Executable_Of): New Boolean
	parameter Ada_Main, defaulted to True.
	Check for Ada specific characteristics only when Ada_Main is True.

	* opt.ads: (Follow_Links): New Boolean flag for gnatmake

	* prj.adb: (Project_Empty): Add new Project_Data components.

	* prj.ads: New types and tables for non Ada languages.
	(Project_Data): New components Languages, Impl_Suffixes,
	First_Other_Source, Last_Other_Source, Imported_Directories_Switches,
	Include_Path, Include_Data_Set.

	* prj-env.ads, prj-env.adb: Minor reformatting

	* prj-nmsc.ads, prj-nmsc.adb: (Other_Languages_Check): New procedure
	Put subprograms in alphabetical order

	* prj-pars.adb (Parse): New Boolean parameter Process_Languages,
	defaulted to Ada; Call Prj.Proc.Process with Process_Languages and
	Opt.Follow_Links.

	* mlib-prj.adb: Back out modification in last version, as they are
	incorrect.
	(Build_Library.Check_Libs): Remove useless pragma Warnings (Off)

	* make.adb: (Mains): Moved to package Makeutl
	(Linker_Opts): Moved to package Makeutl
	(Is_External_Assignment): Moved to package Makeutl
	(Test_If_Relative_Path): Moved to package Makeutl
	(Gnatmake): Move sorting of linker options to function
	Makeutl.Linker_Options_Switches.

	* Makefile.in: Add makeutl.o to the object files for gnatmake

	* makeusg.adb: Add line for new switch -eL.

	* gnatls.adb (Image): New function.
	(Output_Unit): If in verbose mode, output the list of restrictions
	specified by pragmas Restrictions.

	* 5bml-tgt.adb, 5vml-tgt.adb (Build_Dynamic_Library): Do not use
	Text_IO.

	* a-calend.adb (Split): Shift the date by multiple of 56 years, if
	needed, to put it in the range 1970 (included) - 2026 (excluded).
	(Time_Of): Do not shift Unix_Min_Year (1970).
	Shift the date by multiple of 56 years, if needed, to put it in the
	range 1970 (included) - 2026 (excluded).

	* adaint.h, adaint.c (__gnat_set_executable): New function.

2004-04-19  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* trans.c (tree_transform, case N_Subprogram_Body): Temporarily push
	and pop GC context.
	(tree_transform, case N_Procedure_Call): Fix typo in setting TREE_TYPE.
	(tree_transform, case N_Label): Don't set LABEL_STMT_FIRST_IN_EH.
	(tree_transform, case N_Procedure_Call_Statement): Build a tree.
	(tree_transform, case N_Code_Statement): Likewise.
	(gnat_expand_stmt, case LABEL_STMT): Don't look at
	LABEL_STMT_FIRST_IN_EH.
	(gnat_expand_stmt, case ASM_STMT): New case.

	* utils2.c (build_unary_op): Properly set TREE_READONLY of
	UNCONSTRAINED_ARRAY_REF.

	* utils.c (poplevel): Temporarily push/pop GC context around inline
	function expansion.

	* decl.c (maybe_variable): Properly set TREE_READONLY of
	UNCONSTRAINED_ARRAY_REF.
	(make_packable_type): Only reference TYPE_IS_PADDING_P for RECORD_TYPE.

	* ada-tree.def: (ASM_STMT): New.

	* ada-tree.h: (LABEL_STMT_FIRST_IN_EH): Deleted.
	(ASM_STMT_TEMPLATE, ASM_STMT_OUTPUT, ASM_STMT_ORIG_OUT,
	ASM_STMT_INPUT): New.
	(ASM_STMT_CLOBBER): Likewise.

2004-04-19  Thomas Quinot  <quinot@act-europe.fr>

	* a-except.adb, s-parint.ads, s-parint.adb, types.ads, types.h: Use
	general rcheck mechanism to raise Program_Error for E.4(18), instead
	of a custom raiser in System.Partition_Interface.
	Part of general cleanup work before PolyORB integration.

	* snames.ads, snames.adb: Add new runtime library entities and names
	for PolyORB DSA.

	* sem_dist.ads, sem_dist.adb (Get_Subprogram_Id): Move from sem_dist to
	exp_dist.
	(Build_Subprogram_Id): New subprogram provided by exp_dist
	Code reorganisation in preparation for PolyORB integration.

	* exp_dist.ads, exp_dist.adb (Get_Subprogram_Id): Move from sem_dist to
	exp_dist.
	(Build_Subprogram_Id): New subprogram provided by exp_dist

	* sem_ch4.adb (Analyze_One_Call): Fix error message for mismatch in
	actual parameter types for call to dereference of an
	access-to-subprogram type.

	* rtsfind.ads: Add new runtime library entities and names for PolyORB
	DSA.

	* gnatlink.adb (Value): Remove. Use Interfaces.C.Strings.Value
	instead, which has the same behaviour here since we never pass it a
	NULL pointer.

	* link.c (run_path_option, Solaris case): Use -Wl, as for other
	platforms.

	* Makefile.in: adjust object file lists for gnatlink and gnatmake
	to account for new dependency upon Interfaces.C.Strings + link.o
	For x86 FreeBSD, use 86numaux.

	* make.adb, gnatcmd.adb: Linker_Library_Path_Option has been moved up
	from Mlib.Tgt to Mlib.

	* mlib.ads, mlib.adb (Linker_Library_Path_Option): New subprogram, now
	target-independent.

	* mlib-tgt.ads, mlib-tgt.adb (Linker_Library_Path_Option): Remove
	target-specific versions of this subprogram, now implemented as a
	target-independent function in Mlib.

	* 5aml-tgt.adb, 5bml-tgt.adb, 5gml-tgt.adb, 5hml-tgt.adb, 5lml-tgt.adb,
	5sml-tgt.adb, 5vml-tgt.adb, 5zml-tgt.adb, 5wml-tgt.adb
	(Linker_Library_Path_Option): Remove target-specific versions of this
	subprogram, now implemented as a target-independent function in Mlib.

	* atree.adb: (Allocate_Initialize_Node): New subprogram.
	Factors out node table slots allocation.
	(Fix_Parents): New subprogram.
	Encapsulate the pattern of fixing up parent pointers for syntactic
	children of a rewritten node.
	(New_Copy_Tree): Use New_Copy to copy non-entity nodes.
	(Rewrite): Use New_Copy when creating saved copy of original node.
	(Replace): Use Copy_Node to copy nodes.

2004-04-19  Javier Miranda  <miranda@gnat.com>

	* sprint.adb (Sprint_Node_Actual): Give support to the new
	Access_To_Subprogram node available in Access_Definition nodes. In
	addition, give support to the AI-231 node fields: null-exclusion,
	all-present, constant-present.

	* sem_util.ads, sem_util.adb: (Has_Declarations): New subprogram

	* sinfo.ads, sinfo.adb:
	New field Access_To_Subprogram_Definition in Access_Definition nodes

	* sem_ch6.adb (Process_Formals): Move here the code that creates and
	decorates internal subtype declaration corresponding to the
	null-excluding formal. This code was previously in Set_Actual_Subtypes.
	In addition, carry out some code cleanup on this code. In case of
	access to protected subprogram call
	Replace_Anonymous_Access_To_Protected_Subprogram.
	(Set_Actual_Subtypes): Code cleanup.

	* sem_ch8.adb (Analyze_Object_Renaming): Remove un-necessary call to
	Find_Type in case of anonymous access renamings. Add warning in case of
	null-excluding attribute used in anonymous access renaming.

	* sem_ch3.ads (Replace_Anonymous_Access_To_Protected_Subprogram): New
	subprogram

	* sem_ch3.adb (Replace_Anonymous_Access_To_Protected_Subprogram): New
	subprogram.
	(Access_Definition): In case of anonymous access to subprograms call
	the corresponding semantic routine to decorate the node.
	(Access_Subprogram_Declaration): Addition of some comments indicating
	some code that probably should be added here. Detected by comparison
	with the access_definition subprogram.
	(Analyze_Component_Declaration): In case of access to protected
	subprogram call Replace_Anonymous_Access_To_Protected.
	(Array_Type_Declaration): In case of access to protected subprogram call
	Replace_Anonymous_Access_To_Protected_Subprogram.
	(Process_Discriminants): In case of access to protected subprogram call
	Replace_Anonymous_Access_To_Protected_Subprogram.

	* par.adb (P_Access_Definition): New formal that indicates if the
	null-exclusion part was present.
	(P_Access_Type_Definition): New formal that indicates if the caller has
	already parsed the null-excluding part.

	* par-ch3.adb (P_Subtype_Declaration): Code cleanup.
	(P_Identifier_Declarations): Code cleanup and give support to renamings
	of anonymous access to subprogram types.
	(P_Derived_Type_Def_Or_Private_Ext_Decl): Code cleanup.
	(P_Array_Type_Definition): Give support to AI-254.
	(P_Component_Items): Give support to AI-254.
	(P_Access_Definition): New formal that indicates if the header was
	already parsed by the caller.
	(P_Access_Type_Definition): New formal that indicates if the caller has
	already parsed the null-excluding part.

	* par-ch6.adb (P_Formal_Part): Add the null-excluding parameter to the
	call to P_Access_Definition.

2004-04-19  Geert Bosch  <bosch@gnat.com>

	* checks.adb (Apply_Float_Conversion_Check): New procedure to implement
	the delicate semantics of floating-point to integer conversion.
	(Apply_Type_Conversion_Checks): Use Apply_Float_Conversion_Check.

	* eval_fat.adb (Machine_Mantissa): Moved to spec.
	(Machine_Radix): New function.

	* eval_fat.ads (Machine_Mantissa): Moved from body for use in
	conversion checks.
	(Machine_Radix): New function also for use in conversion checks.

2004-04-19  Ed Schonberg  <schonberg@gnat.com>

	* par-prag.adb (Source_File_Name_Project): Fix typo in error message.

	* exp_ch9.adb (Expand_Access_Protected_Subprogram_Type): Call analyze
	to decorate the access-to-protected subprogram and the equivalent type.

	* checks.adb (Null_Exclusion_Static_Checks): Code cleanup. Give support
	to anonymous access to subprogram types.

	* exp_ch4.adb (Expand_N_In): Preserve Static flag before
	constant-folding, for legality checks in contexts that require an RM
	static expression.

	* exp_ch6.adb (Expand_N_Function_Call): If call may generate large
	temporary but stack checking is not enabled, increment serial number
	to so that symbol generation is consistent with and without stack
	checking.

	* exp_util.ads, exp_util.adb (May_Generate_Large_Temp): Predicate is
	independent on whether stack checking is enabled, caller must check
	the corresponding flag.

	* sem_ch3.adb (Constrain_Index): Index bounds given by attributes need
	range checks.
	(Build_Derived_Concurrent_Type): Inherit Is_Constrained flag from
	parent if it has discriminants.
	(Build_Derived_Private_Type): Constructed full view does
	not come from source.
	(Process_Discriminants): Default discriminants on a tagged type are
	legal if this is the internal completion of a private untagged
	derivation.

	* sem_ch6.adb (Set_Actual_Subtypes): The generated declaration needs
	no constraint checks, because it corresponds to an existing object.

	* sem_prag.adb (Process_Convention): Pragma applies
	only to subprograms in the same declarative part, i.e. the same unit,
	not the same scope.

	* sem_res.adb (Valid_Conversion): In an instance or inlined body,
	ignore type mismatch on a numeric conversion if expression comes from
	expansion.

2004-04-19  Sergey Rybin  <rybin@act-europe.fr>

	* sem_elim.adb (Process_Eliminate_Pragma): Remove the processing for
	Homonym_Number parameter, add processing for Source_Location parameter
	corresponding.
	(Check_Eliminated): Remove the check for homonym numbers, add the check
	for source location traces.

	* sem_elim.ads (Process_Eliminate_Pragma): Replace Arg_Homonym_Number
	with Arg_Source_Location corresponding to the changes in the format of
	the pragma.

	* sem_prag.adb: (Analyze_Pragma): Changes in the processing of
	Eliminate pragma corresponding to the changes in the format of the
	pragma: Homonym_Number is replaced with Source_Location, two ways of
	distinguishing homonyms are mutially-exclusive.

2004-04-19  Joel Brobecker  <brobecker@gnat.com>

	* get_targ.ads (Get_No_Dollar_In_Label): Remove.

	* exp_dbug.adb (Output_Homonym_Numbers_Suffix): Remove use of
	No_Dollar_In_Label, no longer necessary, as it is always True.
	(Strip_Suffixes): Likewise.

2004-04-19  Gary Dismukes  <dismukes@gnat.com>

	* s-stalib.ads (type Exception_Code): Use Integer'Size for exponent of
	modulus for compatibility with size clause on targets with 16-bit
	Integer.

	* layout.adb (Discrimify): In the case of private types, set Vtyp to
	full type to fix type mismatches on calls to size functions for
	discriminant-dependent array components.

2004-04-19  Jerome Guitton  <guitton@act-europe.fr>

	* Makefile.in (gnatlib-zcx): New target, for building a ZCX run-time
	lib.

2004-04-19  Pascal Obry  <obry@gnat.com>

	* mdll-utl.adb (Locate): New version is idempotent.

From-SVN: r80856
2004-04-19 17:20:16 +02:00
Arnaud Charlet
af15298919 [multiple changes]
2004-04-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* trans.c (tree_transform): Shortcut returning error_mark_node for
	statements in annotate_only_mode.
	(tree_transform, case N_Label, case N_Return_Statement,
	N_Goto_Statement): Make statement tree instead of generating code.
	(tree_transform, case N_Assignment_Statement): No longer check
	type_annotate_only.
	(gnat_expand_stmt, case GOTO_STMT, case LABEL_STMT, case
	RETURN_STMT): New.
	(first_nondeleted_insn, build_block_stmt, make_expr_stmt_from_rtl):
	New fcns.
	(gnat_to_gnu): Collect any RTL generated and deal with it.
	(tree_transform, case N_And_Then): Refine when have non-null RTL_EXPR.
	(tree_transform case N_If_Statement): Rewrite to make IF_STMT.
	(gnat_expand_stmt, case BLOCK_STMT, IF_STMT): New cases.

	* ada-tree.def (GOTO_STMT, LABEL_STMT, RETURN_STMT): New tree nodes.

	* ada-tree.def (EXPR_STMT): Fix typo in name.
	(BLOCK_STMT, IF_STMT): New nodes.

	* ada-tree.h (GOTO_STMT_LABEL, LABEL_STMT_LABEL,
	LABEL_STMT_FIRST_IN_EH): New macros.
	(RETURN_STMT_EXPR): Likewise.

	* ada-tree.h: (BLOCK_STMT_LIST, IF_STMT_COND, IF_STMT_TRUE,
	IF_STMT_ELSEIF, IF_STMT_ELSE): New macros.

2004-04-08  Thomas Quinot  <quinot@act-europe.fr>

	* atree.ads: Correct documentation on extended nodes.

	* link.c: Set run_path_option for FreeBSD.

2004-04-08  Vincent Celier  <celier@gnat.com>

	* mlib-prj.adb (Build_Library.Check_Libs): On OpenVMS, if dec.ali is
	one of the ALI file, do not link with DEC lib.

	* par.adb Remove the last two characters ("%s" or "%b") when checking
	if a language defined unit may be recompiled.

2004-04-08  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch4.adb (Remove_Abstract_Operations): Improve error message when
	removal of abstract operation leaves no possible interpretation for
	expression.

	* sem_eval.adb (Eval_Qualified_Expression): Use
	Set_Raises_Constraint_Error on node when needed, so that it does not
	get optimized away by subsequent optimizations.

	* sem_res.adb (Resolve_Intrinsic_Operator): Save interpretations of
	operands even when they are not wrapped in a type conversion.

2004-04-08  Olivier Hainque  <hainque@act-europe.fr>

	* sem_prag.adb (Set_Exported): Warn about making static as result of
	export only when the export is coming from source. This may be not
	be true e.g. on VMS where we expand export pragmas for exception codes
	together with imported or exported exceptions, and we don't want the
	user to be warned about something he didn't write.

2004-04-08  Thomas Quinot  <quinot@act-europe.fr>

	* sem_util.adb (Note_Possible_Modification): Reorganize to remove code
	duplication between normal entities and those declared as renamings.
	No functional change.

	* s-fileio.ads (Form): Remove pragma Inline, as we cannot currently
	inline functions returning an unconstrained result.

2004-04-08  Eric Botcazou  <ebotcazou@act-europe.fr>

	* utils.c (type_for_mode): Handle BLKmode and VOIDmode properly, to
	conform to what other front-ends do.

2004-04-08  Doug Rupp  <rupp@gnat.com>

	* 5vml-tgt.adb: Use Gas instead of VMS Macro to build auto init shared
	libraries.

From-SVN: r80504
2004-04-08 15:23:50 +02:00
Arnaud Charlet
30c2010625 [multiple changes]
2004-04-05  Vincent Celier  <celier@gnat.com>

	* adaint.h, adaint.c: Add function __gnat_named_file_length

	* impunit.adb: Add Ada.Directories to the list

	* Makefile.in: Add VMS and Windows versions of
	Ada.Directories.Validity package body.

	* Makefile.rtl: Add a-direct and a-dirval

	* mlib-tgt.ads: Minor comment update.

	* a-dirval.ads, a-dirval.adb, 5vdirval.adb, 5wdirval.adb,
	a-direct.ads, a-direct.adb: New files.

2004-04-05  Vincent Celier  <celier@gnat.com>

	PR ada/13620
	* make.adb (Scan_Make_Arg): Pass any -fxxx switches to gnatlink, not
	just to the compiler.

2004-04-05  Robert Dewar  <dewar@gnat.com>

	* a-except.adb (Exception_Name_Simple): Make sure lower bound of
	returned string is 1.

	* ali-util.adb: Use proper specific form for Warnings (Off, entity)

	* eval_fat.ads: Minor reformatting

	* g-curexc.ads: Document that lower bound of returned string values
	is always one.

	* gnatlink.adb: Add ??? comment for previous change
	(need to document why this is VMS specific)

	* s-stoele.ads: Minor reformatting

	* tbuild.ads: Minor reformatting throughout (new function specs)

	* par-ch10.adb (P_Context_Clause): Handle comma instead of semicolon
	after WITH.

	* scng.adb: Minor reformatting

2004-04-05  Geert Bosch  <bosch@gnat.com>

	* eval_fat.adb (Machine): Remove unnecessary suppression of warning.
	(Leading_Part): Still perform truncation to machine number if the
	specified radix_digits is greater or equal to machine_mantissa.

2004-04-05  Javier Miranda  <miranda@gnat.com>

	* par-ch3.adb: Complete documentation of previous change
	Correct wrong syntax documentation of the OBJECT_DECLARATION rule
	(aliased must appear before constant).

	* par-ch4.adb: Complete documentation of previous change.

	* par-ch6.adb: Complete documentation of previous change.

	* sinfo.ads: Fix typo in commment.

2004-04-05  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch3.adb (Inherit_Components): If derived type is private and has
	stored discriminants, use its discriminants to constrain parent type,
	as is done for non-private derived record types.

	* sem_ch4.adb (Remove_Abstract_Operations): New subprogram to implement
	Ada 2005 AI-310: an abstract non-dispatching operation is not a
	candidate interpretation in an overloaded call.

	* tbuild.adb (Unchecked_Convert_To): Preserve conversion node if
	expression is Null and target type is not an access type (e.g. a
	non-private address type).

2004-04-05  Thomas Quinot  <quinot@act-europe.fr>

	* exp_ch6.adb (Rewrite_Function_Call): When rewriting an assignment
	statement whose right-hand side is an inlined call, save a copy of the
	original assignment subtree to preserve enough consistency for
	Analyze_Assignment to proceed.

	* sem_ch5.adb (Analyze_Assignment): Remove a costly copy of the
	complete assignment subtree which is now unnecessary, as the expansion
	of inlined call has been improved to preserve a consistent assignment
	tree.  Note_Possible_Modification must be called only
	after checks have been applied, or else unnecessary checks will
	be generated.

	* sem_util.adb (Note_Possible_Modification): Reorganise the handling
	of explicit dereferences that do not Come_From_Source:
	 - be selective on cases where we must go back to the dereferenced
	   pointer (an assignment to an implicit dereference must not be
	   recorded as modifying the pointer);
	 - do not rely on Original_Node being present (Analyze_Assignment
	   calls Note_Possible_Modification on a copied tree).

	* sem_warn.adb (Check_References): When an unset reference to a pointer
	that is never assigned is encountered, prefer '<pointer> may be null'
	warning over '<pointer> is never assigned a value'.

2004-04-05  Ramon Fernandez  <fernandez@gnat.com>

	* tracebak.c: Change STOP_FRAME in ppc vxworks to be compliant with
	the ABI.

2004-04-05  Olivier Hainque  <hainque@act-europe.fr>

	* 5gmastop.adb (Pop_Frame): Comment out the pragma Linker_Option for
	libexc. We currently don't reference anything in this library and
	linking it in triggers linker warnings we don't want to see.

	* init.c: Update comments.

From-SVN: r80431
2004-04-05 16:57:42 +02:00
Arnaud Charlet
2820d22058 [multiple changes]
2004-03-29  Javier Miranda  <miranda@gnat.com>

	* checks.adb (Null_Exclusion_Static_Checks): New subprogram
	(Install_Null_Excluding_Check): Local subprogram that determines whether
	an access node requires a runtime access check and if so inserts the
	appropriate run-time check.
	(Apply_Access_Check): Call Install_Null_Excluding check if required
	(Apply_Constraint_Check): Call Install_Null_Excluding check if required

	* checks.ads: (Null_Exclusion_Static_Checks): New subprogram

	* einfo.ads: Fix typo in comment

	* exp_ch3.adb (Build_Assignment): Generate conversion to the
	null-excluding type to force the corresponding run-time check.
	(Expand_N_Object_Declaration): Generate conversion to the null-excluding
	type to force the corresponding run-time check.

	* exp_ch5.adb (Expand_N_Assignment_Statement): Generate conversion to
	the null-excluding type to force the corresponding run-time check.

	* exp_ch6.adb (Expand_Call): Do not generate the run-time check in
	case of access types unless they have the null-excluding attribute.

	* sprint.adb (Sprint_Node_Actual): Give support to the null-exclusing
	part.

	* exp_util.ads: Fix typo in comment

	* par.adb (P_Null_Exclusion): New subprogram
	(P_Subtype_Indication): New formal that indicates if the null-excluding
	part has been scanned-out and it was present

	* par-ch3.adb, par-ch4.adb, par-ch6.adb: Give support to AI-231

	* sem_aggr.adb: (Check_Can_Never_Be_Null): New subprogram
	(Aggregate_Constraint_Checks): Generate conversion to the null-excluding
	type to force the corresponding run-time check
	(Resolve_Aggregate): Propagate the null-excluding attribute to the array
	components
	(Resolve_Array_Aggregate): Carry out some static checks
	(Resolve_Record_Aggregate.Get_Value): Carry out some static check

	* sem_ch3.adb (Access_Definition): In Ada 0Y the Can_Never_Be_Null
	attribute must be set only if specified by means of the null-excluding
	part. In addition, we must also propagate the access-constant attribute
	if present.
	(Access_Subprogram_Declaration, Access_Type_Declaration,
	Analyze_Component_Declaration, Analyze_Object_Declaration,
	Array_Type_Declaration, Process_Discriminants,
	Analyze_Subtype_Declaration): Propagate the null-excluding attribute
	and carry out some static checks.
	(Build_Derived_Access_Type): Set the null-excluding attribute
	(Derived_Type_Declaration, Process_Subtype): Carry out some static
	checks.

	* sem_ch4.adb (Analyze_Allocator): Carry out some static checks

	* sem_ch5.adb (Analyze_Assignment): Carry out some static checks

	* sem_ch6.adb (Process_Formals): Carry out some static checks.
	(Set_Actual_Subtypes): Generate null-excluding subtype if the
	null-excluding part was present; it is not required to be done here in
	case of anonymous access types.
	(Set_Formal_Mode): Ada 0Y allows anonymous access to have the null
	value.

	* sem_res.adb (Resolve_Actuals): Carry out some static check
	(Resolve_Null): Allow null in anonymous access

	* sinfo.adb: New subprogram Null_Exclusion_Present
	All_Present and Constant_Present available on access_definition nodes

	* sinfo.ads: New flag Null_Exclusion_Present on subtype_declaration,
	object_declaration, derived_type_definition, component_definition,
	discriminant_specification, access_to_object_definition,
	access_function_definition, allocator, access_procedure_definition,
	access_definition, parameter_specification, All_Present and
	Constant_Present flags available on access_definition nodes.

2004-03-29  Robert Dewar  <dewar@gnat.com>

	* fname.adb, fname.ads, fname-sf.adb, fname-uf.adb, fname-uf.ads,
	gnat1drv.adb, lib.adb, lib.ads, lib-load.adb, lib-writ.adb,
	opt.ads, osint.adb, osint.ads, osint-c.adb, par.adb,
	par-ch10.adb, par-load.adb, par-prag.adb, sfn_scan.adb,
	sfn_scan.ads, sinput-l.adb, sinput-l.ads, switch-c.adb,
	sem_prag.adb: Updates to handle multiple units/file

	* par.adb: Change test for s-rpc to s-rp for detecting rpc and children

	* par.adb, memtrack.adb, prj-makr.adb, prj-part.adb,
	sem_util.adb: Minor reformatting

	* sem_ch12.adb: Add comment for previous change

2004-03-29  Laurent Pautet  <pautet@act-europe.fr>

	* osint.adb (Executable_Prefix): Set Exec_Name to the current
	executable name when not initialized. Otherwise, use its current value.

	* osint.ads (Exec_Name): Move Exec_Name from body to spec in order to
	initialize it to another executable name than the current one. This
	allows to configure paths for an executable name (gnatmake) different
	from the current one (gnatdist).

2004-03-29  Ed Schonberg  <schonberg@gnat.com>

	* exp_ch6.adb (Expand_Call): A call to a function declared in the
	current unit cannot be inlined if it appears in the body of a withed
	unit, to avoid order of elaboration problems in gigi.

	* exp_ch9.adb (Build_Protected_Sub_Specification): Generate debugging
	information for protected (wrapper) operation as well, to simplify gdb
	use.

	* sem_ch6.adb (Analyze_Subprogram_Body): For a private operation in a
	protected body, indicate that the entity for the generated spec comes
	from source, to ensure that references are properly generated for it.
	(Build_Body_To_Inline): Do not inline a function that returns a
	controlled type.

	* sem_prag.adb (Process_Convention): If subprogram is overloaded, only
	apply convention to homonyms that are declared explicitly.

	* sem_res.adb (Make_Call_Into_Operator): If the operation is a function
	that renames an equality operator and the operands are overloaded,
	resolve them with the declared formal types, before rewriting as an
	operator.

2004-03-29  GNAT Script  <nobody@gnat.com>

	* Make-lang.in: Makefile automatically updated

From-SVN: r80055
2004-03-29 14:03:27 +02:00
Arnaud Charlet
6d11af89b1 [multiple changes]
2004-03-25  Vasiliy Fofanov  <fofanov@act-europe.fr>

	* memtrack.adb: Log realloc calls, which are treated as free followed
	by alloc.

2004-03-25  Vincent Celier  <celier@gnat.com>

	* prj-makr.adb (Process_Directories): Detect when a file contains
	several units. Do not include such files in the config pragmas or
	in the naming scheme.

	* prj-nmsc.adb (Record_Source): New parameter Trusted_Mode.
	Resolve links only when not in Trusted_Mode.
	(Find_Sources, Recursive_Find_Dirs, Find_Source_Dirs, Locate_Directory):
	Do not resolve links for the display names.

	* prj-part.adb (Parse_Single_Project, Project_Path_Name_Of): Do not
	resolve links when computing the display names.

2004-03-25  Thomas Quinot  <quinot@act-europe.fr>

	* sem_attr.adb (Check_Dereference): When the prefix of a 'Tag
	attribute reference does not denote a subtype, it can be any
	expression that has a classwide type, potentially after an implicit
	dereference.  In particular, the prefix can be a view conversion for
	a classwide type (for which Is_Object_Reference holds), but it can
	also be a value conversion for an access-to-classwide type. In the
	latter case, there is an implicit dereference, and the original node
	for the prefix does not verify Is_Object_Reference.

	* sem_util.adb (Is_Dependent_Component_Of_Mutable_Object): A view
	conversion of a discriminant-dependent component of a mutable object
	is one itself.

2004-03-25  Ed Schonberg  <schonberg@gnat.com>

	* freeze.adb (Freeze_Entity): When an inherited subprogram is
	inherited, has convention C, and has unconstrained array parameters,
	place the corresponding warning on the derived type declaration rather
	than the original subprogram.

	* sem_ch12.adb (Instantiate_Formal_Subprogram): Set From_Default
	indication on renaming declaration, if formal has a box and actual
	is absent.

	* sem_ch8.adb (Analyze_Subprogram_Renaming): Use From_Default flag to
	determine whether to generate an implicit or explicit reference to
	the renamed entity.

	* sinfo.ads, sinfo.adb: New flag From_Default, to indicate that a
	subprogram renaming comes from a defaulted formal subprogram in an
	instance.

2004-03-25  Gary Dismukes  <dismukes@gnat.com>

	* sem_elab.adb (Check_Elab_Call): Refine loop that checks for default
	value expressions to ensure that calls within a component definition
	will be checked (since those are evaluated during the record type's
	elaboration).

2004-03-25  Arnaud Charlet  <charlet@act-europe.fr>

	* s-tpobop.adb: Code clean up:
	(Requeue_Call): Extract from PO_Service_Entries to remove duplicated
	code.
	(PO_Do_Or_Queue): Remove duplicated code and use Requeue_Call.

2004-03-25  Jose Ruiz  <ruiz@act-europe.fr>

	* Makefile.in: Clean up in the ravenscar run time.

From-SVN: r79953
2004-03-25 16:59:29 +01:00
Arnaud Charlet
24105bab8c [multiple changes]
2004-03-22  Cyrille Comar  <comar@act-europe.fr>

	* ali.ads: Fix Comment about Dynamic_Elab.

	* gnatls.adb (Output_Unit): Add output of many flags (Dynamic_Elab,
	Has_RACW, Is_Generic, etc.)
	(Output_Object, Gnatls): Take into account ALI files not attached to
	an object.

2004-03-22  Vincent Celier  <celier@gnat.com>

	* gprep.adb: Change all String_Access to Name_Id
	(Is_ASCII_Letter): new function
	(Double_File_Name_Buffer): New procedure
	(Preprocess_Infile_Name): New procedure
	(Process_Files): New procedure
	(Gnatprep): Check if output and input are existing directories.
	Call Process_Files to do the real job.

2004-03-22  Robert Dewar  <dewar@gnat.com>

	* prj-env.adb, prj-nmsc.ads, prj-proc.ads,
	s-stache.ads, s-stache.adb: Comment updates. Minor reformatting.

2004-03-22  Sergey Rybin  <rybin@act-europe.fr>

	* scn.adb (Contains): Add check for EOF, is needed for a degenerated
	case when the source contains only comments.

2004-03-22  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch10.adb (Analyze_Compilation_Unit): When generating a
	declaration for a child subprogram body that acts as a spec, indicate
	that the entity in the declaration needs debugging information.

	* sem_ch3.adb (Complete_Private_Subtype): Do not build an underlying
	full view if the subtype is created for a constrained record component;
	gigi has enough information to construct the record, and there is no
	place in the tree for the declaration.

	* sem_ch6.adb (Build_Body_To_Inline): Use an internal name without
	serial number for the dummy body that is built for analysis, to avoid
	inconsistencies in the generation of internal names when compiling
	with -gnatN.

2004-03-22  Thomas Quinot  <quinot@act-europe.fr>

	* sem_util.adb (Is_Object_Reference): A view conversion denotes an
	object.

2004-03-22  GNAT Script  <nobody@gnat.com>

	* Make-lang.in: Makefile automatically updated

From-SVN: r79826
2004-03-22 15:06:28 +01:00
Arnaud Charlet
18c0ecbeb8 [multiple changes]
2004-02-12  Olivier Hainque  <hainque@act-europe.fr>

	* decl.c (components_to_record): Don't claim that the internal fields
	we make to hold the variant parts are semantically addressable, because
	they are not.

	* exp_pakd.adb (Create_Packed_Array_Type): Rename Esiz into PASize and
	adjust the comment describing the modular type form when we can use it.
	(Install_PAT): Account for the Esiz renaming.

	* init.c (__gnat_error_handler for alpha-tru64): Arrange to clear the
	sc_onstack context indication before raising the exception to which
	the signal is mapped. Allows better handling of later signals possibly
	triggered by the resumed user code if the exception is handled.

2004-02-12  Arnaud Charlet  <charlet@act-europe.fr>

	* 5zinit.adb: Removed, no longer used.

2004-02-12  Robert Dewar  <dewar@gnat.com>

	* ali.adb: Remove separating space between parameters on R line. Makes
	format consistent with format used by the binder for Set_Globals call.

	* atree.ads, atree.adb: Minor reformatting (new function header format)

	* bindgen.adb: Add Run-Time Globals documentation section containing
	detailed documentation of the globals passed from the binder file to
	the run time.

	* gnatls.adb: Minor reformatting

	* init.c (__gnat_set_globals): Add note pointing to documentation in
	bindgen.

	* lib-writ.ads, lib-writ.adb: Remove separating space between
	parameters on R line.
	Makes format consistent with format used by the binder for Set_Globals
	call.

	* osint.ads: Add 2004 to copyright notice
	Minor reformatting

	* snames.ads: Correct capitalization of FIFO_Within_Priorities
	Noticed during code reading, documentation issue only

	* usage.adb: Remove junk line for obsolete C switch
	Noticed during code reading

2004-02-12  Vincent Celier  <celier@gnat.com>

	* bld.adb (Process_Declarative_Items): For Source_Dirs call gprcmd
	extend for each directory, so that multiple /** directories are
	extended individually.
	(Recursive_Process): Set the default for LANGUAGES to ada

	* gprcmd.adb: Define new command "ignore", to do nothing.
	Implement new comment "path".

	* Makefile.generic: Suppress output when SILENT is set
	Make sure that when compiler for C/C++ is gcc, the correct -x switch is
	used, so that the correct compiler is invoked.
	When compiler is gcc/g++, put search path in env vars C_INCLUDE_PATH/
	CXX_INCLUDE_PATH, to avoid failure with too long command lines.

2004-02-12  Jerome Guitton  <guitton@act-europe.fr>

	* Makefile.in: Clean ups and remove obsolete targets.

2004-02-12  Ed Schonberg  <schonberg@gnat.com>

	* exp_ch5.adb: Remove Possible_Unligned_Slice, in favor of the similar
	predicate declared in exp_util.

	* exp_util.adb: Add comments.

	* sem_ch10.adb (Analyze_Subunit): Remove ultimate parent unit from
	visibility before compiling context of the subunit.

	* sem_res.adb (Check_Parameterless_Call): If the context expects a
	value but the name is a procedure, do not attempt to analyze as a call,
	in order to obtain more telling diagnostics.

	* sem_util.adb (Wrong_Type): Further enhancement to diagnose missing
	'Access on parameterless function calls.
	(Normalize_Actuals): For a parameterless function call with missing
	actuals, defer diagnostic until resolution of enclosing call.

	* sem_util.adb (Wrong_Type): If the context type is an access to
	subprogram and the expression is a procedure name, suggest a missing
	'attribute.

From-SVN: r77704
2004-02-12 14:28:13 +01:00
Arnaud Charlet
9bc43c535e [multiple changes]
2004-01-13  Ed Schonberg  <schonberg@gnat.com>

	* exp_ch3.adb (Build_Assignment): Fix bug in handling of controlled
	components that are initialized with aggregates.

2004-01-13  Vincent Celier  <celier@gnat.com>

	* gnatlink.adb (Process_Binder_File): To find directory of shared
	libgcc, if "gcc-lib" is not a subdirectory, look for the last
	subdirectory "lib" in the path of the shared libgnat or libgnarl.

	* make.adb (Gnatmake): If GCC version is at least 3, link with
	-shared-libgcc, when there is at least one shared library project.

	* opt.ads (GCC_Version): New integer constant.

	* adaint.c (get_gcc_version): New function.

2004-01-13  Robert Dewar  <dewar@gnat.com>

	* sem_dist.adb, sem_res.adb, sem_util.adb,
	sprint.adb, 3zsocthi.adb, einfo.adb, cstand.adb,
	exp_ch4.adb, exp_ch9.adb, exp_dist.adb: Minor reformatting

2004-01-13  Thomas Quinot  <quinot@act-europe.fr>

	* s-interr.adb, s-stache.adb, s-taenca.adb, g-regpat.adb,
	g-spitbo.adb, 5itaprop.adb: Add missing 'constant' keywords in object
	declarations.

From-SVN: r75802
2004-01-13 12:51:34 +01:00
Arnaud Charlet
a397db9637 [multiple changes]
2004-01-12  Laurent Pautet  <pautet@act-europe.fr>

	* 3vsocthi.adb, 3vsocthi.ads, 3wsocthi.adb,
	3wsocthi.ads, 3zsocthi.adb, 3zsocthi.ads, g-socthi.adb,
	g-socthi.ads (Socket_Error_Message): Return C.Strings.chars_ptr
	instead of String.

	* g-socket.adb (Raise_Socket_Error): Use new Socket_Error_Message
	signature.

2004-01-12  Javier Miranda  <miranda@gnat.com>

	* cstand.adb, exp_aggr.adb, exp_ch3.adb, exp_ch9.adb, exp_dist.adb,
	exp_imgv.adb, exp_pakd.adb, exp_util.adb, par-ch3.adb, sem.adb,
	sem_ch3.adb, sem_dist.adb, sem_prag.adb, sem_res.adb,
	sem_util.adb, sinfo.adb, sinfo.ads, sprint.adb: Addition of
	Component_Definition node.

2004-01-12  Ed Falis  <falis@gnat.com>

	* impunit.adb: Add GNAT.Secondary_Stack_Info as user-visible unit

2004-01-12  Thomas Quinot  <quinot@act-europe.fr>

	* link.c: Change default libgnat kind to STATIC for FreeBSD.

2004-01-12  Ed Schonberg  <schonberg@gnat.com>

	* lib-xref.adb (Get_Type_Reference): If the type is the subtype entity
	generated to rename a generic actual, go to the actual itself, the
	subtype is not a user-visible entity.

	* sem_ch7.adb (Uninstall_Declarations): If an entity in the visible
	part is a private subtype, reset the visibility of its full view, if
	any, to be consistent.

2004-01-12  Robert Dewar  <dewar@gnat.com>

	* trans.c (Eliminate_Error_Msg): New procedure called to generate msg

	* usage.adb: Remove mention of obsolete -gnatwb switch
	Noticed during code reading

2004-01-12  Jerome Guitton  <guitton@act-europe.fr>

	* 1ssecsta.adb: Minor changes for -gnatwa warnings

2004-01-12  GNAT Script  <nobody@gnat.com>

	* Make-lang.in: Makefile automatically updated

From-SVN: r75714
2004-01-12 12:45:26 +01:00
Arnaud Charlet
91b1417d44 [multiple changes]
2004-01-05  Robert Dewar  <dewar@gnat.com>

	* 1ssecsta.ads: Default_Secondary_Stack is not a constant since it may
	be modified by the binder generated main program if the -D switch is
	used.

	* 4onumaux.ads, 4znumaux.ads: Add Pure_Function pragmas for all
	imported functions (since now we expect this to be done for imported
	functions)

	* 5vtaprop.adb: Add several ??? for sections requiring more comments
	Minor reformatting throughout

	* 5zinit.adb: Minor reformatting
	Add 2004 to copyright date
	Minor changes to avoid -gnatwa warnings
	Correct some instances of using OR instead of OR ELSE (noted while
	doing reformatting)

	* sprint.adb: Minor updates to avoid -gnatwa warnings

	* s-secsta.ads, s-secsta.adb:
	(SS_Get_Max): New function to obtain high water mark for ss stack
	Default_Secondary_Stack is not a constant since it may be modified by
	the binder generated main program if the -D switch is used.

	* switch-b.adb: New -Dnnn switch for binder

	* switch-c.adb:
	Make -gnatg imply all warnings currently in -gnatwa

	* vms_conv.adb: Minor reformatting
	Add 2004 to copyright notice
	Add 2004 to printed copyright notice

	* 3vexpect.adb, 4zsytaco.adb, 3wsocthi.adb, 3zsocthi.adb,
	3zsocthi.adb, 56taprop.adb, 56tpopsp.adb, 5amastop.adb,
	5aml-tgt.adb, 5ataprop.adb, 5ataprop.adb, 5atpopsp.adb,
	5ftaprop.adb, 5ginterr.adb, 5gmastop.adb, 5gml-tgt.adb,
	5gtaprop.adb, 5hml-tgt.adb, 5hml-tgt.adb, 5hml-tgt.adb,
	5htaprop.adb, 5htraceb.adb, 5itaprop.adb, 5lml-tgt.adb,
	5sml-tgt.adb, 5staprop.adb, 5staprop.adb, 5stpopsp.adb,
	5vasthan.adb, 5vinmaop.adb, 5vinterr.adb, 5vtaprop.adb,
	5vml-tgt.adb, 5vtaprop.adb, 5wosprim.adb, 5wtaprop.adb,
	5zinterr.adb, 5zintman.adb, 5zml-tgt.adb, 5ztaprop.adb,
	6vcpp.adb, 6vcstrea.adb, 7staprop.adb, 7stpopsp.adb,
	vxaddr2line.adb, vxaddr2line.adb, xref_lib.adb, xr_tabls.adb,
	xr_tabls.ads, s-tasdeb.adb, s-tasdeb.adb, sem_res.ads,
	sem_util.adb, sem_util.adb, sem_util.ads, s-interr.adb,
	checks.adb, clean.adb, cstand.adb, einfo.ads,
	einfo.adb, exp_aggr.adb, exp_ch11.adb, exp_ch3.adb,
	exp_ch4.adb, exp_ch5.adb, exp_ch7.adb, exp_ch9.adb,
	prj-nmsc.adb, prj-pp.adb, prj-util.adb, sem_attr.adb,
	sem_ch10.adb, sem_ch12.adb, sem_ch4.adb, g-dirope.adb,
	g-dirope.ads, gnatlbr.adb, i-cstrea.adb, inline.adb,
	lib-xref.adb, sem_ch5.adb, sem_ch7.adb, sem_ch8.adb:
	Minor reformatting and code clean ups.
	Minor changes to prevent -gnatwa warnings

	* ali.adb: Minor reformatting and cleanup of code
	Acquire new SS indication of secondary stack use from ali files

	* a-numaux.ads: Add Pure_Function pragmas for all imported functions
	(since now we expect this to be done for imported functions)

	* bindgen.adb: Generate call to modify default secondary stack size if
	-Dnnn switch given

	* bindusg.adb: Add line for new -D switch

	* exp_aggr.adb (Type_May_Have_Bit_Aligned_Components): More appropriate
	replacement name for Type_May_Have_Non_Bit_Aligned_Components!
	Add circuitry for both records and arrays to avoid gigi
	processing if the type involved has non-bit-aligned components

	* exp_ch5.adb (Expand_Assign_Array): Avoid assumption that
	N_String_Literal node always references an E_String_Literal_Subtype
	entity. This may not be true in the future.
	(Possible_Bit_Aligned_Component): Move processing of
	Component_May_Be_Bit_Aligned from exp_ch5 to exp_util

	* exp_ch6.adb (Expand_Thread_Body): Pick up
	Default_Secondary_Stack_Size as variable so that we get value modified
	by possible -Dnnn binder parameter.

	* exp_util.adb (Component_May_Be_Bit_Aligned): New function.
	(Type_May_Have_Bit_Aligned_Components): New function.

	* exp_util.ads (Component_May_Be_Bit_Aligned): New function.
	(Type_May_Have_Bit_Aligned_Components): New function.

	* fe.h: (Set_Identifier_Casing): Fix prototype.
	Add declaration for Sem_Elim.Eliminate_Error_Msg.
	Minor reformatting.

	* freeze.adb (Freeze_Entity): Add RM reference to error message about
	importing constant atomic/volatile objects.
	(Freeze_Subprogram): Reset Is_Pure indication for imported subprogram
	unless explicit Pure_Function pragma given, to avoid insidious bug of
	call to non-pure imported function getting eliminated.

	* gnat1drv.adb, gnatbind.adb, gnatchop.adb, gnatfind.adb,
	gnatls.adb, gnatlink.adb, gnatmem.adb, gnatname.adb, gnatsym.adb,
	gnatxref.adb, gprcmd.adb, gprep.adb, make.adb: Minor reformatting
	Add 2004 to printed copyright notice

	* lib-writ.ads, lib-writ.adb: Put new SS flag in ali file if secondary
	stack used.

	* Makefile.rtl: Add entry for g-sestin.o
	g-sestin.ads: New file.

	* mdll.adb: Minor changes to avoid -gnatwa warnings

	* mlib-tgt.adb: Minor reformatting

	* opt.ads: New parameter Default_Secondary_Stack_Size (GNATBIND)
	New switch Sec_Stack_Used (GNAT, GNATBIND)
	Make Default_Secondary_Stack_Size a variable instead of a constant,
	so that it can be modified by the new -Dnnn bind switch.

	* rtsfind.adb (Load_Fail): Give full error message in configurable
	run-time mode if all_errors mode is set. This was not done in the case
	of a file not found, which was an oversight.
	Note if secondary stack unit is used by compiler.

	* sem_elab.adb (Check_A_Call): Rewrite to avoid trying to put
	ineffective elaborate all pragmas on non-visible packages (this
	happened when a renamed subprogram was called). Now the elaborate all
	always goes on the package containing the renaming rather than the one
	containing the renamed subprogram.

	* sem_elim.ads, sem_elim.adb (Eliminate_Error_Msg): New procedure
	(Process_Eliminate_Pragma): Add parameter to capture pragma location.

	* sem_eval.adb (Eval_String_Literal): Do not assume that string literal
	has an Etype that references an E_String_Literal.
	(Eval_String_Literal): Avoid assumption that N_String_Literal node
	always references an E_String_Literal_Subtype entity. This may not
	be true in the future.

	* sem_prag.adb (Process_Eliminate_Pragma): Add parameter to capture
	pragma location.

	* sem_res.adb (Resolve): Specialize msg for function name used in proc
	call.

2004-01-05  Ed Falis  <falis@gnat.com>

	* g-debuti.adb: Replaced direct boolean operator with short-circuit
	form.

2004-01-05  Vincent Celier  <celier@gnat.com>

	* bld.adb: Minor comment updates
	(Process_Declarative_Items): Correct incorrect name (Index_Name instead
	of Item_Name).

	* make.adb (Gnatmake): Special process for files to compile/check when
	-B is specified. Fail when there are only foreign mains in attribute
	Main of the project file and -B is not specified. Do not skip bind/link
	steps when -B is specified.

	* makeusg.adb: Document new switch -B

	* opt.ads (Build_Bind_And_Link_Full_Project): New Boolean flag

	* switch-m.adb: (Scan_Make_Switches): Process -B switch

	* vms_data.ads: Add new GNAT PRETTY qualifier
	/FORM_FEED_AFTER_PRAGMA_PAGE for switch -ff

2004-01-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* trans.c (tree_transform, case N_Free_Statement): Handle thin pointer
	case.

	* misc.c (gnat_printable_name): If VERBOSITY is 2, call
	Set_Identifier_Casing.

	* decl.c (gnat_to_gnu_entity, E_Function): Give error if return type
	has size that overflows.

2004-01-05  Gary Dismukes  <dismukes@gnat.com>

	* exp_ch4.adb (Expand_Array_Comparison): Add Boolean constant to avoid
	-gnatwa warning on static condition.

2004-01-05  Doug Rupp  <rupp@gnat.com>

	* link.c: (shared_libgnat_default) [VMS]: Change to STATIC.

2004-01-05  Arnaud Charlet  <charlet@act-europe.fr>

	* Makefile.in: Install ali files using INSTALL_DATA_DATE to preserve
	all attributes, including read-only attribute.

2004-01-05  Pascal Obry  <obry@gnat.com>

	* bindgen.adb (Gen_Object_Files_Options): Generate the new shared
	library naming scheme.

	* mlib-prj.adb (Build_Library): Generate different names for the static
	or dynamic version of the GNAT runtime. This is needed to support the
	new shared library naming scheme.
	(Process_Binder_File): Add detection of shared library in binder file
	based on the new naming scheme.

	* gnatlink.adb (Process_Binder_File): Properly detect the new naming
	scheme for the shared runtime libraries.

	* Makefile.in:
	(LIBRARY_VERSION) [VMS]: Convert all . to _ to conform to new naming
	scheme.
	(install-gnatlib): Do not create symlinks for shared libraries.
	(gnatlib-shared-default): Idem.
	(gnatlib-shared-dual-win32): New target. Not used for now as the
	auto-import feature does not support arrays/records.
	(gnatlib-shared-win32): Do not create copy for the shared libraries.
	(gnatlib-shared-vms): Fix shared runtime libraries names.

	* osint.ads, osint.adb (Shared_Lib): New routine, returns the target
	dependent runtime shared library name.

2004-01-05  Vasiliy Fofanov  <fofanov@act-europe.fr>

	* osint.adb (Read_Library_Info): Remove bogus check if ALI is older
	than the object.

2004-01-05  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch4.adb (Analyze_Allocator): Check restriction on dynamic
	protected objects when allocator has a subtype indication, not a
	qualified expression. Note that qualified expressions may have to be
	checked when limited aggregates are implemented.

	* sem_prag.adb (Analyze_Pragma, case Import): If enclosing package is
	pure, emit warning.
	(Analyze_Pragma, case Pure_Function): If enclosing package is pure and
	subprogram is imported, remove warning.

2004-01-05  Geert Bosch  <bosch@gnat.com>

	* s-poosiz.adb: Update copyright notice.
	(Allocate): Use Task_Lock to protect against concurrent access.
	(Deallocate): Likewise.

2004-01-05  Joel Brobecker  <brobecker@gnat.com>

	* s-stalib.adb (Elab_Final_Code): Add missing year in date inside ???
	comment.

From-SVN: r75432
2004-01-05 16:20:47 +01:00
Arnaud Charlet
a9f4e3d244 [multiple changes]
2003-12-11  Ed Falis  <falis@gnat.com>

	* 5zinit.adb: Clean up.

	* 5zintman.adb (Notify_Exception): replaced case statement with a call
	to __gnat_map_signal, imported from init.c to support
	signal -> exception mappings that depend on the vxWorks version.

	* init.c:
	Created and exported __gnat_map_signal to support signal -> exception
	mapping that is dependent on the VxWorks version.
	Change mapping of SIGBUS from Program_Error to Storage_Error on VxWorks

2003-12-11  Vasiliy Fofanv  <fofanov@act-europe.fr>

	* 5wosinte.ads: Link with -mthreads switch.

2003-12-11  Arnaud Charlet  <charlet@act-europe.fr>

	* init.c (__gnat_install_handler [NetBSD]): Set
	__gnat_handler_installed, as done on all other platforms.
	Remove duplicated code.

2003-12-11  Jerome Guitton  <guitton@act-europe.fr>

	* Makefile.in (rts-zfp, rts-ravenscar): Create libgnat.a.

2003-12-11  Thomas Quinot  <quinot@act-europe.fr>

	* sinfo.ads: Fix inconsistent example code in comment.

2003-12-11  Robert Dewar  <dewar@gnat.com>

	* a-tiinau.adb: Add a couple of comments

	* sem_ch3.adb: Minor reformatting

	* sem_prag.adb:
	Fix bad prototype of Same_Base_Type in body (code reading cleanup)
	Minor reformatting throughout

2003-12-11  Ed Schonberg  <schonberg@gnat.com>

	* exp_ch7.adb (Establish_Transient_Scope): If the call is within the
	bounds of a loop, create a separate block in order to generate proper
	cleanup actions to prevent memory leaks.

	* sem_res.adb (Resolve_Call): After a call to
	Establish_Transient_Scope, the call may be rewritten and relocated, in
	which case no further processing is needed.

	* sem_util.adb: (Wrong_Type): Refine previous fix.
	 Fixes ACATS regressions.

	PR ada/13353

	* sem_prag.adb (Back_End_Cannot_Inline): A renaming_as_body can always
	be inlined.

From-SVN: r74541
2003-12-11 17:21:39 +01:00
Arnaud Charlet
c45b6ae007 [multiple changes]
2003-12-08  Jerome Guitton  <guitton@act-europe.fr>

	* 5ytiitho.adb, 5zthrini.adb, 5ztiitho.adb, i-vthrea.adb,
	i-vthrea.ads, s-tpae65.adb, s-tpae65.ads: Cleanup: Remove a bunch of
	obsolete files.

	* Makefile.in: (rts-ravenscar): Generate an empty libgnat.a.
	(rts-zfp): Ditto.

2003-12-08  Robert Dewar  <dewar@gnat.com>

	* 7sintman.adb: Minor reformatting

	* bindgen.adb: Configurable_Run_Time mode no longer suppresses the
	standard linker options to get standard libraries linked. We now plan
	to provide dummy versions of these libraries to match the appropriate
	configurable run-time (e.g. if a library is not needed at all, provide
	a dummy empty library).

	* targparm.ads: Configurable_Run_Time mode no longer affects linker
	options (-L parameters and standard libraries). What we plan to do is
	to provide dummy libraries where the libraries are not required.

	* gnatbind.adb: Minor comment improvement

2003-12-08  Javier Miranda  <miranda@gnat.com>

	* exp_aggr.adb (Build_Record_Aggr_Code): Do not remove the expanded
	aggregate in the parent. Otherwise constants with limited aggregates
	are not supported. Add new formal to pass the component type (Ctype).
	It is required to call the corresponding IP subprogram in case of
	default initialized components.
	(Gen_Assign): In case of default-initialized component, generate a
	call to the IP subprogram associated with the component.
	(Build_Record_Aggr_Code): Remove the aggregate from the parent in case
	of aggregate with default initialized components.
	(Has_Default_Init_Comps): Improve implementation to recursively check
	all the present expressions.

	* exp_ch3.ads, exp_ch3.adb (Build_Initialization_Call): Add new formal
	to indicate that the initialization call corresponds to a
	default-initialized component of an aggregate.
	In case of default initialized aggregate with tasks this parameter is
	used to generate a null string (this is just a workaround that must be
	improved later). In case of discriminants, this parameter is used to
	generate a selected component node that gives access to the discriminant
	value.

	* exp_ch9.ads, exp_ch9.adb (Build_Task_Allocate_Block_With_Stmts): New
	subprogram, based on Build_Task_Allocate_Block, but adapted to expand
	allocated aggregates with default-initialized components.

	* par-ch4.adb (P_Aggregate_Or_Paren_Expr): Improve error message if
	the box notation is used in positional aggregates.

2003-12-08  Samuel Tardieu  <tardieu@act-europe.fr>

	* lib.ads: Fix typo in comment

2003-12-08  Vincent Celier  <celier@gnat.com>

	* prj.adb (Project_Empty): New component Unkept_Comments
	(Scan): Remove procedure; moved to Prj.Err.

	* prj.ads (Project_Data): New Boolean component Unkept_Comments
	(Scan): Remove procedure; moved to Prj.Err.

	* prj-dect.adb: Manage comments for the different declarations.

	* prj-part.adb (With_Record): New component Node
	(Parse): New Boolean parameter Store_Comments, defaulted to False.
	Set the scanner to return ends of line and comments as tokens, if
	Store_Comments is True.
	(Pre_Parse_Context_Clause): Create the N_With_Clause nodes so that
	comments are associated with these nodes. Store the node IDs in the
	With_Records.
	(Post_Parse_Context_Clause): Use the N_With_Clause nodes stored in the
	With_Records.
	(Parse_Single_Project): Call Pre_Parse_Context_Clause before creating
	the N_Project node. Call Tree.Save and Tree.Reset before scanning the
	current project. Call Tree.Restore afterwards. Set the various nodes
	for comment storage (Next_End, End_Of_Line, Previous_Line,
	Previous_End).

	* prj-part.ads (Parse): New Boolean parameter Store_Comments,
	defaulted to False.

	* prj-pp.adb (Write_String): New Boolean parameter Truncated, defaulted
	to False. When Truncated is True, truncate the string, never go to the
	next line.
	(Write_End_Of_Line_Comment): New procedure
	(Print): Process comments for nodes N_With_Clause,
	N_Package_Declaration, N_String_Type_Declaration,
	N_Attribute_Declaration, N_Typed_Variable_Declaration,
	N_Variable_Declaration, N_Case_Construction, N_Case_Item.
	Process nodes N_Comment.

	* prj-tree.ads, prj-tree.adb (Default_Project_Node): If it is a node
	without comments and there are some comments, set the flag
	Unkept_Comments to True.
	(Scan): If there are comments, set the flag Unkept_Comments to True and
	clear the comments.
	(Project_Node_Kind): Add enum values N_Comment_Zones, N_Comment
	(Next_End_Nodes: New table
	(Comment_Zones_Of): New function
	(Scan): New procedure; moved from Prj. Accumulate comments in the
	Comments table and set end of line comments, comments after, after end
	and before end.
	(Add_Comments): New procedure
	(Save, Restore, Seset_State): New procedures
	(There_Are_Unkept_Comments): New function
	(Set_Previous_Line_Node, Set_Previous_End_Node): New procedures
	(Set_End_Of_Line, Set_Next_End_Node, Remove_Next_End_Node): New
	procedures.
	(First_Comment_After, First_Comment_After_End): New functions
	(First_Comment_Before, First_Comment_Before_End): New functions
	(Next_Comment): New function
	(End_Of_Line_Comment, Follows_Empty_Line,
	Is_Followed_By_Empty_Line): New functions
	(Set_First_Comment_After, Set_First_Comment_After_End): New procedures
	(Set_First_Comment_Before, Set_First_Comment_Before_End): New procedures
	(Set_Next_Comment): New procedure
	(Default_Project_Node): Associate comment before if the node can store
	comments.

	* scans.ads (Token_Type): New enumeration value Tok_Comment
	(Comment_Id): New global variable

	* scng.ads, scng.adb (Comment_Is_Token): New Boolean global variable,
	defaulted to False.
	(Scan): Store position of start of comment. If comments are tokens, set
	Comment_Id and set Token to Tok_Comment when scanning a comment.
	(Set_Comment_As_Token): New procedure

	* sinput-p.adb: Update Copyright notice
	(Source_File_Is_Subunit): Call Prj.Err.Scanner.Scan instead of Prj.Scan
	that no longer exists.

2003-12-08  Javier Miranda  <miranda@gnat.com>

	* sem_aggr.adb: Add dependence on Exp_Tss package
	Correct typo in comment
	(Resolve_Aggregate): In case of array aggregates set the estimated
	type of the aggregate before calling resolve. This is needed to know
	the name of the corresponding IP in case of limited array aggregates.
	(Resolve_Array_Aggregate): Delay the resolution to the expansion phase
	in case of default initialized array components.

	* sem_ch12.adb (Analyze_Formal_Object_Declaration): Allow limited
	types. Required to give support to limited aggregates in generic
	formals.

2003-12-08  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch3.adb (Check_Initialization): For legality purposes, an
	inlined body functions like an instantiation.
	(Decimal_Fixed_Point_Declaration): Do not set kind of first subtype
	until bounds are analyzed, to diagnose premature use of type.

	* sem_util.adb (Wrong_Type): Improve error message when the type of
	the expression is used prematurely.

2003-12-08  GNAT Script  <nobody@gnat.com>

	* Make-lang.in: Makefile automatically updated

From-SVN: r74414
2003-12-08 11:33:17 +01:00
Arnaud Charlet
19f0526a54 [multiple changes]
2003-11-19  Arnaud Charlet  <charlet@act-europe.fr>

	* gnatmem.adb: Clean up verbose output.

	* gprcmd.adb: Change copyright to FSF.

2003-11-19  Vincent Celier  <celier@gnat.com>

	* symbols.adb: (Initialize): New parameters Reference, Symbol_Policy
	and Version (ignored).

	* symbols.ads: (Policy): New type
	(Initialize): New parameter Reference, Symbol_Policy and
	Library_Version.
	Remove parameter Force.
	Minor reformatting.

	* snames.ads, snames.adbadb: New standard names
	Library_Reference_Symbol_File and Library_Symbol_Policy

	* mlib-prj.adb:
	(Build_Library): Call Build_Dinamic_Library with the Symbol_Data of the
	project.

	* mlib-tgt.adb:
	(Build_Dynamic_Library): New parameter Symbol_Data (ignored)

	* mlib-tgt.ads: (Build_Dynamic_Library): New parameter Symbol_Data

	* prj.adb: (Project_Empty): New component Symbol_Data

	* prj.ads: (Policy, Symbol_Record): New types
	(Project_Data): New component Symbol_Data

	* prj-attr.adb:
	New attributes Library_Symbol_File, Library_Symbol_Policy and
	Library_Reference_Symbol_File.

	* prj-nmsc.adb:
	(Ada_Check): When project is a Stand-Alone library project, process
	attribute Library_Symbol_File, Library_Symbol_Policy and
	Library_Reference_Symbol_File.

	* 5aml-tgt.adb, 5bml-tgt.adb, 5gml-tgt.adb, 5hml-tgt.adb,
	5wml-tgt.adb, 5zml-tgt.adb, 5lml-tgt.adb,
	5sml-tgt.adb (Build_Dynamic_Library): New parameter
	Symbol_Data (ignored).

	* 5vml-tgt.adb (VMS_Options): Remove --for-linker=gsmatch=equal,1,0
	(Build_Dynamic_Library): New parameter Symbol_Data. New internal
	functions Option_File_Name and Version_String. Set new options of
	gnatsym related to symbol file, symbol policy and reference symbol
	file.

	* 5vsymbol.adb:
	Extensive modifications to take into account the reference symbol file,
	the symbol policy, the library version and to put in the symbol file the
	minor and major IDs.

	* bld.adb (Process_Declarative_Items): Put second argument of
	gprcmd to_absolute between single quotes, to avoid problems with
	Windows.

	* bld-io.adb: Update Copyright notice.
	(Flush): Remove last character of a line, if it is a back slash, to
	avoid make problems.

	* gnatsym.adb:
	Implement new scheme with reference symbol file and symbol policy.

	* g-os_lib.ads: (Is_Directory): Clarify comment

2003-11-19  Robert Dewar  <dewar@gnat.com>

	* atree.adb: Move New_Copy_Tree global variables to head of package

	* errout.adb: Minor reformatting

2003-11-19  Javier Miranda  <miranda@gnat.com>

	* sem_ch4.adb: (Diagnose_Call): Improve error message.
	Add reference to Ada0Y (AI-50217)

	* sem_ch6.adb, sem_ch8.adb, sem_type.adb,
	sem_util.adb: Add reference to AI-50217

	* sinfo.ads: (N_With_Clause): Document fields referred to AI-50217

	* sprint.adb: Add reference to Ada0Y (AI-50217, AI-287)

	* sem_aggr.adb: Complete documentation of AI-287 changes

	* par-ch4.adb: Document previous changes.

	* lib-load.adb, lib-writ.adb, einfo.ads, par-ch10.adb,
	sem_cat.adb, sem_ch3.adb, sem_ch10.adb, sem_ch12.adb: Add references to
	Ada0Y (AI-50217)

	* exp_aggr.adb: Add references to AI-287 in previous changes

2003-11-19  Ed Schonberg  <schonberg@gnat.com>

	* exp_ch6.adb:
	(Add_Call_By_Copy_Node): Do not original node of rewritten expression
	in the rewriting is the result of an inlined call.

	* exp_ch6.adb (Add_Call_By_Copy_Node): If actual for (in-)out
	parameter is a type conversion, use original node to construct the
	post-call assignment, because expression may have been rewritten, e.g.
	if it is a packed array.

	* sem_attr.adb:
	(Resolve_Attribute, case 'Constrained): Attribute is legal in an inlined
	body, just as it is in an instance.
	Categorization routines

	* sem_ch12.adb (Analyze_Association, Instantiate_Formal_Subprogram,
	Instantiate_Object): Set proper sloc reference for message on missing
	actual.

2003-11-19  Thomas Quinot  <quinot@act-europe.fr>

	* Makefile.in: Add FreeBSD libgnat pairs.

	* usage.adb: Fix typo in usage message.

2003-11-19  Jerome Guitton  <guitton@act-europe.fr>

	* Makefile.in: On powerpc-wrs-vxworksae: Add s-thread.ad?,
	s-thrini.ad? and s-tiitho.adb to the full runtime, to support the
	pragma Thread_Body.
	Remove i-vthrea.ad? and s-tpae65.ad?, not needed anymore.

	* s-thread.adb: This file is now a dummy implementation of
	System.Thread.

2003-11-19  Sergey Rybin  <rybin@act-europe.fr>

	* rtsfind.adb (Initialize): Add initialization for RTE_Is_Available

2003-11-19  Emmanuel Briot  <briot@act-europe.fr>

	* xref_lib.adb (Parse_Identifier_Info): Add handling of generic
	instanciation references in the parent type description.

From-SVN: r73757
2003-11-20 10:54:03 +01:00
Arnaud Charlet
0c644933b8 re PR ada/5677 (Assert failure in nlists.adb:933)
2003-10-22  Arnaud Charlet  <charlet@act-europe.fr>

	* gnat_wrapper.adb: New file.

2003/10/22  Jerome Roussel  <roussel@act-europe.fr>

	* g-regpat.ads, g-regpat.adb (Match): new function, to know if a
	string match a pre compiled regular expression (the corresponding
	version of the function working on a raw regular expression)
	Fix typos in various comments
	Update copyright notice in spec

2003/10/21  Gary Dismukes  <dismukes@gnat.com>

	* exp_ch3.adb:
	(Component_Needs_Simple_Initialization): Return False when the type is a
	packed bit array. Revise spec comments to document this case.

	* exp_prag.adb:
	(Expand_Pragma_Import): Set any expression on the imported object to
	empty to avoid initializing imported objects (in particular this
	covers the case of zero-initialization of bit arrays).
	Update copyright notice.

2003/10/21  Ed Schonberg  <schonberg@gnat.com>

	* sem_ch12.adb:
	(Load_Parent_Of_Generic): If parent is compilation unit, stop search,
	a subunit is missing.
	(Instantiate_Subprogram_Body): If body of function is missing, set type
	of return expression explicitly in dummy body, to prevent cascaded
	errors when a subunit is missing.
	Fixes PR 5677.

	* sem_ch3.adb:
	(Access_Subprogram_Declaration): Verify that return type is valid.
	Fixes PR 8693.

	* sem_elab.adb:
	(Check_Elab_Calls): Do not apply elaboration checks if the main unit is
	generic.
	Fixes PR 12318.

	* sem_util.adb:
	(Corresponding_Discriminant): If the scope of the discriminant is a
	private type without discriminant, use its full view.
	Fixes PR 8247.

From-SVN: r72792
2003-10-22 11:28:08 +02:00
Arnaud Charlet
fbf5a39b3e 3psoccon.ads, [...]: Files added.
2003-10-21  Arnaud Charlet  <charlet@act-europe.fr>

	* 3psoccon.ads, 3veacodu.adb, 3vexpect.adb, 3vsoccon.ads,
	3vsocthi.adb, 3vsocthi.ads, 3vtrasym.adb, 3zsoccon.ads,
	3zsocthi.adb, 3zsocthi.ads, 50system.ads, 51system.ads,
	55system.ads, 56osinte.adb, 56osinte.ads, 56taprop.adb,
	56taspri.ads, 56tpopsp.adb, 57system.ads, 58system.ads,
	59system.ads, 5aml-tgt.adb, 5bml-tgt.adb, 5csystem.ads,
	5dsystem.ads, 5fosinte.adb, 5gml-tgt.adb, 5hml-tgt.adb,
	5isystem.ads, 5lparame.adb, 5msystem.ads, 5psystem.ads,
	5sml-tgt.adb, 5sosprim.adb, 5stpopsp.adb, 5tsystem.ads,
	5usystem.ads, 5vml-tgt.adb, 5vsymbol.adb, 5vtraent.adb,
	5vtraent.ads, 5wml-tgt.adb, 5xparame.ads, 5xsystem.ads,
	5xvxwork.ads, 5yparame.ads, 5ytiitho.adb, 5zinit.adb,
	5zml-tgt.adb, 5zparame.ads, 5ztaspri.ads, 5ztfsetr.adb,
	5zthrini.adb, 5ztiitho.adb, 5ztpopsp.adb, 7stfsetr.adb,
	7straces.adb, 7strafor.adb, 7strafor.ads, 7stratas.adb,
	a-excach.adb, a-exexda.adb, a-exexpr.adb, a-exextr.adb,
	a-exstat.adb, a-strsup.adb, a-strsup.ads, a-stwisu.adb,
	a-stwisu.ads, bld.adb, bld.ads, bld-io.adb,
	bld-io.ads, clean.adb, clean.ads, ctrl_c.c,
	erroutc.adb, erroutc.ads, errutil.adb, errutil.ads,
	err_vars.ads, final.c, g-arrspl.adb, g-arrspl.ads,
	g-boubuf.adb, g-boubuf.ads, g-boumai.ads, g-bubsor.adb,
	g-bubsor.ads, g-comver.adb, g-comver.ads, g-ctrl_c.ads,
	g-dynhta.adb, g-dynhta.ads, g-eacodu.adb, g-excact.adb,
	g-excact.ads, g-heasor.adb, g-heasor.ads, g-memdum.adb,
	g-memdum.ads, gnatclean.adb, gnatsym.adb, g-pehage.adb,
	g-pehage.ads, g-perhas.ads, gpr2make.adb, gpr2make.ads,
	gprcmd.adb, gprep.adb, gprep.ads, g-semaph.adb,
	g-semaph.ads, g-string.adb, g-string.ads, g-strspl.ads,
	g-wistsp.ads, i-vthrea.adb, i-vthrea.ads, i-vxwoio.adb,
	i-vxwoio.ads, Makefile.generic, Makefile.prolog, Makefile.rtl,
	prep.adb, prep.ads, prepcomp.adb, prepcomp.ads,
	prj-err.adb, prj-err.ads, s-boarop.ads, s-carsi8.adb,
	s-carsi8.ads, s-carun8.adb, s-carun8.ads, s-casi16.adb,
	s-casi16.ads, s-casi32.adb, s-casi32.ads, s-casi64.adb,
	s-casi64.ads, s-casuti.adb, s-casuti.ads, s-caun16.adb,
	s-caun16.ads, s-caun32.adb, s-caun32.ads, s-caun64.adb,
	s-caun64.ads, scng.adb, scng.ads, s-exnint.adb,
	s-exnllf.adb, s-exnlli.adb, s-expint.adb, s-explli.adb,
	s-geveop.adb, s-geveop.ads, s-hibaen.ads, s-htable.adb,
	s-htable.ads, sinput-c.adb, sinput-c.ads, s-memcop.ads,
	socket.c, s-purexc.ads, s-scaval.adb, s-stopoo.adb,
	s-strcom.adb, s-strcom.ads, s-strxdr.adb, s-rident.ads,
	s-thread.adb, s-thread.ads, s-tpae65.adb, s-tpae65.ads,
	s-tporft.adb, s-traent.adb, s-traent.ads, styleg.adb,
	styleg.ads, styleg-c.adb, styleg-c.ads, s-veboop.adb,
	s-veboop.ads, s-vector.ads, symbols.adb, symbols.ads,
	tb-alvms.c, tb-alvxw.c, tempdir.adb, tempdir.ads,
	vms_conv.ads, vms_conv.adb, vms_data.ads,
	vxaddr2line.adb: Files added. Merge with ACT tree.

	* 4dintnam.ads, 4mintnam.ads, 4uintnam.ads, 52system.ads,
	5dosinte.ads, 5etpopse.adb, 5mosinte.ads, 5qosinte.adb,
	5qosinte.ads, 5qstache.adb, 5qtaprop.adb, 5qtaspri.ads,
	5stpopse.adb, 5uintman.adb, 5uosinte.ads, adafinal.c,
	g-enblsp.adb, io-aux.c, scn-nlit.adb, scn-slit.adb,
	s-exnflt.ads, s-exngen.adb, s-exngen.ads, s-exnlfl.ads,
	s-exnlin.ads, s-exnsfl.ads, s-exnsin.ads, s-exnssi.ads,
	s-expflt.ads, s-expgen.adb, s-expgen.ads, s-explfl.ads,
	s-explin.ads, s-expllf.ads, s-expsfl.ads, s-expsin.ads,
	s-expssi.ads, style.adb: Files removed. Merge with ACT tree.

	* 1ic.ads, 31soccon.ads, 31soliop.ads, 3asoccon.ads,
	3bsoccon.ads, 3gsoccon.ads, 3hsoccon.ads, 3ssoccon.ads,
	3ssoliop.ads, 3wsoccon.ads, 3wsocthi.adb, 3wsocthi.ads,
	3wsoliop.ads, 41intnam.ads, 42intnam.ads, 4aintnam.ads,
	4cintnam.ads, 4gintnam.ads, 4hexcpol.adb, 4hintnam.ads,
	4lintnam.ads, 4nintnam.ads, 4ointnam.ads, 4onumaux.ads,
	4pintnam.ads, 4sintnam.ads, 4vcaldel.adb, 4vcalend.adb,
	4vintnam.ads, 4wexcpol.adb, 4wintnam.ads, 4zintnam.ads,
	51osinte.adb, 51osinte.ads, 52osinte.adb, 52osinte.ads,
	53osinte.ads, 54osinte.ads, 5aosinte.adb, 5aosinte.ads,
	5asystem.ads, 5ataprop.adb, 5atasinf.ads, 5ataspri.ads,
	5atpopsp.adb, 5avxwork.ads, 5bosinte.adb, 5bosinte.ads,
	5bsystem.ads, 5cosinte.ads, 5esystem.ads, 5fintman.adb,
	5fosinte.ads, 5fsystem.ads, 5ftaprop.adb, 5ftasinf.ads,
	5ginterr.adb, 5gintman.adb, 5gmastop.adb, 5gosinte.ads,
	5gproinf.ads, 5gsystem.ads, 5gtaprop.adb, 5gtasinf.ads,
	5gtpgetc.adb, 5hosinte.adb, 5hosinte.ads, 5hsystem.ads,
	5htaprop.adb, 5htaspri.ads, 5htraceb.adb, 5iosinte.adb,
	5itaprop.adb, 5itaspri.ads, 5ksystem.ads, 5kvxwork.ads,
	5lintman.adb, 5lml-tgt.adb, 5losinte.ads, 5lsystem.ads,
	5mvxwork.ads, 5ninmaop.adb, 5nintman.adb, 5nosinte.ads,
	5ntaprop.adb, 5ntaspri.ads, 5ointerr.adb, 5omastop.adb,
	5oosinte.adb, 5oosinte.ads, 5oosprim.adb, 5oparame.adb,
	5osystem.ads, 5otaprop.adb, 5otaspri.ads, 5posinte.ads,
	5posprim.adb, 5pvxwork.ads, 5sintman.adb, 5sosinte.adb,
	5sosinte.ads, 5ssystem.ads, 5staprop.adb, 5stasinf.ads,
	5staspri.ads, 5svxwork.ads, 5tosinte.ads, 5vasthan.adb,
	5vinmaop.adb, 5vinterr.adb, 5vintman.adb, 5vintman.ads,
	5vmastop.adb, 5vosinte.adb, 5vosinte.ads, 5vosprim.adb,
	5vsystem.ads, 5vtaprop.adb, 5vtaspri.ads, 5vtpopde.adb,
	5vtpopde.ads, 5wgloloc.adb, 5wintman.adb, 5wmemory.adb,
	5wosprim.adb, 5wsystem.ads, 5wtaprop.adb, 5wtaspri.ads,
	5ysystem.ads, 5zinterr.adb, 5zintman.adb, 5zosinte.adb,
	5zosinte.ads, 5zosprim.adb, 5zsystem.ads, 5ztaprop.adb,
	6vcpp.adb, 6vcstrea.adb, 6vinterf.ads, 7sinmaop.adb,
	7sintman.adb, 7sosinte.adb, 7sosprim.adb, 7staprop.adb,
	7staspri.ads, 7stpopsp.adb, 7straceb.adb, 9drpc.adb,
	a-caldel.adb, a-caldel.ads, a-charac.ads, a-colien.ads,
	a-comlin.adb, adaint.c, adaint.h, ada-tree.def,
	a-diocst.adb, a-diocst.ads, a-direio.adb, a-except.adb,
	a-except.ads, a-excpol.adb, a-exctra.adb, a-exctra.ads,
	a-filico.adb, a-interr.adb, a-intsig.adb, a-intsig.ads,
	ali.adb, ali.ads, ali-util.adb, ali-util.ads,
	a-ngcefu.adb, a-ngcoty.adb, a-ngelfu.adb, a-nudira.adb,
	a-nudira.ads, a-nuflra.adb, a-nuflra.ads, a-reatim.adb,
	a-reatim.ads, a-retide.ads, a-sequio.adb, a-siocst.adb,
	a-siocst.ads, a-ssicst.adb, a-ssicst.ads, a-strbou.adb,
	a-strbou.ads, a-strfix.adb, a-strmap.adb, a-strsea.ads,
	a-strunb.adb, a-strunb.ads, a-ststio.adb, a-stunau.adb,
	a-stunau.ads, a-stwibo.adb, a-stwibo.ads, a-stwifi.adb,
	a-stwima.adb, a-stwiun.adb, a-stwiun.ads, a-tags.adb,
	a-tags.ads, a-tasatt.adb, a-taside.adb, a-teioed.adb,
	a-textio.adb, a-textio.ads, a-tienau.adb, a-tifiio.adb,
	a-tiflau.adb, a-tiflio.adb, a-tigeau.adb, a-tigeau.ads,
	a-tiinau.adb, a-timoau.adb, a-tiocst.adb, a-tiocst.ads,
	atree.adb, atree.ads, a-witeio.adb, a-witeio.ads,
	a-wtcstr.adb, a-wtcstr.ads, a-wtdeio.adb, a-wtedit.adb,
	a-wtenau.adb, a-wtflau.adb, a-wtinau.adb, a-wtmoau.adb,
	bcheck.adb, binde.adb, bindgen.adb, bindusg.adb,
	checks.adb, checks.ads, cio.c, comperr.adb,
	comperr.ads, csets.adb, cstand.adb, cstreams.c,
	debug_a.adb, debug_a.ads, debug.adb, decl.c,
	einfo.adb, einfo.ads, errout.adb, errout.ads,
	eval_fat.adb, eval_fat.ads, exp_aggr.adb, expander.adb,
	expander.ads, exp_attr.adb, exp_ch11.adb, exp_ch13.adb,
	exp_ch2.adb, exp_ch3.adb, exp_ch3.ads, exp_ch4.adb,
	exp_ch5.adb, exp_ch6.adb, exp_ch7.adb, exp_ch7.ads,
	exp_ch8.adb, exp_ch9.adb, exp_code.adb, exp_dbug.adb,
	exp_dbug.ads, exp_disp.adb, exp_dist.adb, expect.c,
	exp_fixd.adb, exp_imgv.adb, exp_intr.adb, exp_pakd.adb,
	exp_prag.adb, exp_strm.adb, exp_strm.ads, exp_tss.adb,
	exp_tss.ads, exp_util.adb, exp_util.ads, exp_vfpt.adb,
	fe.h, fmap.adb, fmap.ads, fname.adb,
	fname.ads, fname-uf.adb, fname-uf.ads, freeze.adb,
	freeze.ads, frontend.adb, g-awk.adb, g-awk.ads,
	g-busora.adb, g-busora.ads, g-busorg.adb, g-busorg.ads,
	g-casuti.adb, g-casuti.ads, g-catiio.adb, g-catiio.ads,
	g-cgi.adb, g-cgi.ads, g-cgicoo.adb, g-cgicoo.ads,
	g-cgideb.adb, g-cgideb.ads, g-comlin.adb, g-comlin.ads,
	g-crc32.adb, g-crc32.ads, g-debpoo.adb, g-debpoo.ads,
	g-debuti.adb, g-debuti.ads, g-diopit.adb, g-diopit.ads,
	g-dirope.adb, g-dirope.ads, g-dyntab.adb, g-dyntab.ads,
	g-except.ads, g-exctra.adb, g-exctra.ads, g-expect.adb,
	g-expect.ads, g-hesora.adb, g-hesora.ads, g-hesorg.adb,
	g-hesorg.ads, g-htable.adb, g-htable.ads, gigi.h,
	g-io.adb, g-io.ads, g-io_aux.adb, g-io_aux.ads,
	g-locfil.adb, g-locfil.ads, g-md5.adb, g-md5.ads,
	gmem.c, gnat1drv.adb, gnatbind.adb, gnatchop.adb,
	gnatcmd.adb, gnatfind.adb, gnatkr.adb, gnatlbr.adb,
	gnatlink.adb, gnatls.adb, gnatmake.adb, gnatmem.adb,
	gnatname.adb, gnatprep.adb, gnatprep.ads, gnatpsta.adb,
	gnatxref.adb, g-os_lib.adb, g-os_lib.ads, g-regexp.adb,
	g-regexp.ads, g-regist.adb, g-regist.ads, g-regpat.adb,
	g-regpat.ads, g-soccon.ads, g-socket.adb, g-socket.ads,
	g-socthi.adb, g-socthi.ads, g-soliop.ads, g-souinf.ads,
	g-speche.adb, g-speche.ads, g-spipat.adb, g-spipat.ads,
	g-spitbo.adb, g-spitbo.ads, g-sptabo.ads, g-sptain.ads,
	g-sptavs.ads, g-table.adb, g-table.ads, g-tasloc.adb,
	g-tasloc.ads, g-thread.adb, g-thread.ads, g-traceb.adb,
	g-traceb.ads, g-trasym.adb, g-trasym.ads, hostparm.ads,
	i-c.ads, i-cobol.adb, i-cpp.adb, i-cstrea.ads,
	i-cstrin.adb, i-cstrin.ads, impunit.adb, init.c,
	inline.adb, interfac.ads, i-pacdec.ads, itypes.adb,
	itypes.ads, i-vxwork.ads, lang.opt, lang-specs.h,
	layout.adb, lib.adb, lib.ads, lib-list.adb,
	lib-load.adb, lib-load.ads, lib-sort.adb, lib-util.adb,
	lib-writ.adb, lib-writ.ads, lib-xref.adb, lib-xref.ads,
	link.c, live.adb, make.adb, make.ads,
	Makefile.adalib, Makefile.in, Make-lang.in, makeusg.adb,
	mdll.adb, mdll-fil.adb, mdll-fil.ads, mdll-utl.adb,
	mdll-utl.ads, memroot.adb, memroot.ads, memtrack.adb,
	misc.c, mkdir.c, mlib.adb, mlib.ads,
	mlib-fil.adb, mlib-fil.ads, mlib-prj.adb, mlib-prj.ads,
	mlib-tgt.adb, mlib-tgt.ads, mlib-utl.adb, mlib-utl.ads,
	namet.adb, namet.ads, namet.h, nlists.ads,
	nlists.h, nmake.adt, opt.adb, opt.ads,
	osint.adb, osint.ads, osint-b.adb, osint-c.adb,
	par.adb, par-ch10.adb, par-ch11.adb, par-ch2.adb,
	par-ch3.adb, par-ch4.adb, par-ch5.adb, par-ch6.adb,
	par-ch9.adb, par-endh.adb, par-labl.adb, par-load.adb,
	par-prag.adb, par-sync.adb, par-tchk.adb, par-util.adb,
	prj.adb, prj.ads, prj-attr.adb, prj-attr.ads,
	prj-com.adb, prj-com.ads, prj-dect.adb, prj-dect.ads,
	prj-env.adb, prj-env.ads, prj-ext.adb, prj-ext.ads,
	prj-makr.adb, prj-makr.ads, prj-nmsc.adb, prj-nmsc.ads,
	prj-pars.adb, prj-pars.ads, prj-part.adb, prj-part.ads,
	prj-pp.adb, prj-pp.ads, prj-proc.adb, prj-proc.ads,
	prj-strt.adb, prj-strt.ads, prj-tree.adb, prj-tree.ads,
	prj-util.adb, prj-util.ads, raise.c, raise.h,
	repinfo.adb, repinfo.h, restrict.adb, restrict.ads,
	rident.ads, rtsfind.adb, rtsfind.ads, s-addima.ads,
	s-arit64.adb, s-assert.adb, s-assert.ads, s-atacco.adb,
	s-atacco.ads, s-auxdec.adb, s-auxdec.ads, s-bitops.adb,
	scans.ads, scn.adb, scn.ads, s-crc32.adb,
	s-crc32.ads, s-direio.adb, sem.adb, sem.ads,
	sem_aggr.adb, sem_attr.adb, sem_attr.ads, sem_case.adb,
	sem_case.ads, sem_cat.adb, sem_cat.ads, sem_ch10.adb,
	sem_ch11.adb, sem_ch12.adb, sem_ch12.ads, sem_ch13.adb,
	sem_ch13.ads, sem_ch3.adb, sem_ch3.ads, sem_ch4.adb,
	sem_ch5.adb, sem_ch5.ads, sem_ch6.adb, sem_ch6.ads,
	sem_ch7.adb, sem_ch7.ads, sem_ch8.adb, sem_ch8.ads,
	sem_ch9.adb, sem_disp.adb, sem_disp.ads, sem_dist.adb,
	sem_elab.adb, sem_eval.adb, sem_eval.ads, sem_intr.adb,
	sem_maps.adb, sem_mech.adb, sem_prag.adb, sem_prag.ads,
	sem_res.adb, sem_res.ads, sem_type.adb, sem_type.ads,
	sem_util.adb, sem_util.ads, sem_warn.adb, s-errrep.adb,
	s-errrep.ads, s-exctab.adb, s-exctab.ads, s-exnint.ads,
	s-exnllf.ads, s-exnlli.ads, s-expint.ads, s-explli.ads,
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	stringt.adb, stringt.ads, stringt.h, style.ads,
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	s-valrea.adb, s-valuti.adb, s-vercon.adb, s-vmexta.adb,
	s-wchcnv.ads, s-wchcon.ads, s-widcha.adb, switch.adb,
	switch.ads, switch-b.adb, switch-c.adb, switch-m.adb,
	s-wwdcha.adb, s-wwdwch.adb, sysdep.c, system.ads,
	table.adb, table.ads, targparm.adb, targparm.ads,
	targtyps.c, tbuild.adb, tbuild.ads, tracebak.c,
	trans.c, tree_io.adb, treepr.adb, treeprs.adt,
	ttypes.ads, types.ads, types.h, uintp.adb,
	uintp.ads, uintp.h, uname.adb, urealp.adb,
	urealp.ads, urealp.h, usage.adb, utils2.c,
	utils.c, validsw.adb, validsw.ads, widechar.adb,
	xeinfo.adb, xnmake.adb, xref_lib.adb, xref_lib.ads,
	xr_tabls.adb, xr_tabls.ads, xtreeprs.adb, xsnames.adb,
	einfo.h, sinfo.h, treeprs.ads, nmake.ads, nmake.adb,
	gnatvsn.ads: Merge with ACT tree.

	* gnatvsn.adb: Rewritten in a simpler and more efficient way.

From-SVN: r72751
2003-10-21 15:42:24 +02:00
Geert Bosch
bcea76b65d 1aexcept.adb, [...]: Merge header, formatting and other trivial changes from ACT.
* 1aexcept.adb, 1aexcept.ads, 1ic.ads, 1ssecsta.adb,
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	3wsoliop.ads, 41intnam.ads, 42intnam.ads, 4aintnam.ads,
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	4hintnam.ads, 4lintnam.ads, 4mintnam.ads, 4nintnam.ads,
	4ointnam.ads, 4onumaux.ads, 4pintnam.ads, 4rintnam.ads,
	4sintnam.ads, 4uintnam.ads, 4vcaldel.adb, 4vcalend.adb,
	4vcalend.ads, 4vintnam.ads, 4wcalend.adb, 4wexcpol.adb,
	4wintnam.ads, 4zintnam.ads, 4znumaux.ads, 4zsytaco.adb,
	4zsytaco.ads, 51osinte.adb, 51osinte.ads, 52osinte.adb,
	52osinte.ads, 52system.ads, 53osinte.ads, 54osinte.ads,
	5amastop.adb, 5aosinte.adb, 5aosinte.ads, 5asystem.ads,
	5ataprop.adb, 5atasinf.ads, 5ataspri.ads, 5atpopsp.adb,
	5avxwork.ads, 5bosinte.adb, 5bosinte.ads, 5bsystem.ads,
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	5ftasinf.ads, 5ginterr.adb, 5gintman.adb, 5gmastop.adb,
	5gosinte.ads, 5gproinf.adb, 5gproinf.ads, 5gsystem.ads,
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	prj-proc.adb, prj-proc.ads, prj-strt.adb, prj-strt.ads,
	prj-tree.adb, prj-tree.ads, prj-util.adb, prj-util.ads,
	prj.adb, prj.ads, repinfo.adb, repinfo.ads,
	restrict.adb, restrict.ads, rident.ads, rtsfind.adb,
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	xr_tabls.adb, xr_tabls.ads, xref_lib.adb, xref_lib.ads,
	xsinfo.adb, xsnames.adb, xtreeprs.adb : Merge header,
	formatting and other trivial changes from ACT.

From-SVN: r66044
2003-04-24 19:54:20 +02:00
Nathanael Nerode
71ff80dc28 Nathanael Nerode <neroden@gcc.gnu.org> PR ada/6919 (forward port of patch for PR ada/5904)
Nathanael Nerode  <neroden@gcc.gnu.org>
	PR ada/6919 (forward port of patch for PR ada/5904)
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	xtreeprs.adb: Correct statements in comments about maintainership
	of GNAT.

From-SVN: r58442
2002-10-23 07:33:35 +00:00
Matthew Gingell
8cbb664efd * checks.ads:
(Remove_Checks): New procedure

	* checks.adb:
	(Remove_Checks): New procedure

	* exp_util.adb:
	Use new Duplicate_Subexpr functions
	(Duplicate_Subexpr_No_Checks): New procedure
	(Duplicate_Subexpr_No_Checks_Orig): New procedure
	(Duplicate_Subexpr): Restore original form (checks duplicated)
	(Duplicate_Subexpr): Call Remove_Checks

	* exp_util.ads:
	(Duplicate_Subexpr_No_Checks): New procedure
	(Duplicate_Subexpr_No_Checks_Orig): New procedure
	Add 2002 to copyright notice

	* sem_util.adb: Use new Duplicate_Subexpr functions

	* sem_eval.adb:
	(Eval_Indexed_Component): This is the place to call
	Constant_Array_Ref and to replace the value. We simply merge
	the code of this function in here, since it is now no longer
	used elsewhere. This fixes the problem of the back end not
	realizing we were clever enough to see that this was
	constant.
	(Expr_Val): Remove call to Constant_Array_Ref
	(Expr_Rep_Val): Remove call to Constant_Array_Ref
	Minor reformatting
	(Constant_Array_Ref): Deal with string literals (patch
	suggested by Zack Weinberg on the gcc list)

	* exp_util.adb: Duplicate_Subexpr_No_Checks_Orig =>
	Duplicate_Subexpr_Move_Checks.

	* exp_util.ads: Duplicate_Subexpr_No_Checks_Orig =>
	Duplicate_Subexpr_Move_Checks.

	* sem_eval.adb: (Constant_Array_Ref): Verify that constant
	value of array exists before retrieving it (it may a private
	protected component in a function).

From-SVN: r51513
2002-03-28 15:33:09 +00:00
Geoffrey Keating
6cbcc54138 Delete all lines containing "$Revision:".
* xeinfo.adb: Don't look for revision numbers.
	* xnmake.adb: Likewise.
	* xsinfo.adb: Likewise.
	* xsnames.adb: Likewise.
	* xtreeprs.adb: Likewise.

From-SVN: r50768
2002-03-14 11:00:22 +00:00