Commit Graph

83 Commits

Author SHA1 Message Date
Paul Thomas
71f77fd790 re PR fortran/29992 ([4.1 only] INTERFACE equivalent to MODULE PROCEDURE?!)
2006-12-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29992
	* interface.c (check_sym_interfaces): Module procedures in a
	generic must be use associated or contained in the module.
	* decl.c (gfc_match_modproc): Set attribute mod_proc.
	* gfortran.h (symbol_attribute): Add mod_proc atribute.

	PR fortran/30081
	* resolve.c (resolve_generic_f, resolve_generic_s): Use
	gfc_intrinsic_name to find out if the function is intrinsic
	because it does not have to be a generic intrinsic to be
	overloaded.

2006-12-20  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29992
	* gfortran.dg/generic_9.f90: New test.

	PR fortran/30081
	* gfortran.dg/generic_10.f90: New test.

From-SVN: r120072
2006-12-20 13:48:06 +00:00
Tobias Burnus
ee7e677fdd re PR fortran/23994 (PROTECTED attribute (F2003) is not implemented)
fortran/
2006-12-10  Tobias Burnus  <burnus@net-b.de>

    PR fortran/23994
    * interface.c (compare_actual_formal): PROTECTED is incompatible
with intent(out).
    * symbol.c (check_conflict): Check for PROTECTED conflicts.
      (gfc_add_protected): New function.
      (gfc_copy_attr): Copy PROTECTED attribute.
    * decl.c (match_attr_spec): Add PROTECTED support.
      (gfc_match_protected): New function.
    * dump-parse-tree.c (gfc_show_attr): Add PROTECTED support.
    * gfortran.h (gfc_symbol): Add protected flag.
      Add gfc_add_protected prototype.
    * expr.c (gfc_check_pointer_assign): Add PROTECTED support.
    * module.c (ab_attribute, attr_bits, mio_symbol_attribute,
mio_symbol_attribute):
       Add PROTECTED support.
    * resolve.c (resolve_equivalence): Add PROTECTED support.
    * match.c (gfc_match_assignment,)gfc_match_pointer_assignment:
       Check PROTECTED attribute.
    * match.h: Add gfc_match_protected prototype.
    * parse.c (decode_statement): Match PROTECTED statement.
    * primary.c (match_variable): Add PROTECTED support.

testsuite/
2006-12-10  Tobias Burnus  <burnus@net-b.de>

    PR fortran/23994
    * gfortran.dg/protected_1.f90: New test.
    * gfortran.dg/protected_2.f90: New test.
    * gfortran.dg/protected_3.f90: New test.
    * gfortran.dg/protected_4.f90: New test.
    * gfortran.dg/protected_5.f90: New test.
    * gfortran.dg/protected_6.f90: New test.

From-SVN: r119709
2006-12-10 20:53:07 +01:00
Paul Thomas
06469efd1a re PR fortran/29642 (Fortran 2003: VALUE Attribute (call by value not call by reference for actual arguments))
2006-12-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29642
	* trans-expr.c (gfc_conv_variable): A character expression with
	the VALUE attribute needs an address expression; otherwise all
	other expressions with this attribute must not be dereferenced.
	(gfc_conv_function_call): Pass expressions with the VALUE
	attribute by value, using gfc_conv_expr.
	* symbol.c (check_conflict): Add strings for INTENT OUT, INOUT
	and VALUE.  Apply all the constraints associated with the VALUE
	attribute.
	(gfc_add_value): New function.
	(gfc_copy_attr): Call it for VALUE attribute.
	* decl.c (match_attr_spec): Include the VALUE attribute.
	(gfc_match_value): New function.
	* dump-parse-tree.c (gfc_show_attr): Include VALUE.
	* gfortran.h : Add value to the symbol_attribute structure and
	add a prototype for gfc_add_value
	* module.c (mio_internal_string): Include AB_VALUE in enum.
	(attr_bits): Provide the VALUE string for it.
	(mio_symbol_attribute): Read or apply the VLUE attribute.
	* trans-types.c (gfc_sym_type): Variables with the VLAUE
	attribute are not passed by reference!
	* resolve.c (was_declared): Add value to those that return 1.
	(resolve_symbol): Value attribute requires dummy attribute.
	* match.h : Add prototype for gfc_match_public.
	* parse.c (decode_statement): Try to match a VALUE statement.


2006-12-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29642
	* gfortran.dg/value_1.f90 : New test.
	* gfortran.dg/value_2.f90 : New test.
	* gfortran.dg/value_3.f90 : New test.
	* gfortran.dg/value_4.f90 : New test.
	* gfortran.dg/value_4.c : Called from value_4.f90.

From-SVN: r119461
2006-12-03 07:18:22 +00:00
Brooks Moses
e25a0da328 data.c: Remove trailing periods from error messages.
* data.c: Remove trailing periods from error messages.
* decl.c: Likewise.
* expr.c: Likewise.
* io.c: Likewise.
* match.c: Likewise.
* module.c: Likewise.
* options.c: Likewise.
* resolve.c: Likewise.
* symbol.c: Likewise.
* trans-io.c: Likewise.

From-SVN: r118880
2006-11-15 19:05:28 -08:00
Tobias Burnus
8998be2031 re PR fortran/27546 (IMPORT is broken)
fortran/
2006-11-15  Tobias Burnus  <burnus@net-b.de>

       PR fortran/27546
       * decl.c (gfc_match_import,variable_decl):
         Add IMPORT support.
         (gfc_match_kind_spec): Fix typo in gfc_error.
       * gfortran.h (gfc_namespace, gfc_statement):
         Add IMPORT support.
       * parse.c (decode_statement,gfc_ascii_statement,
         verify_st_order): Add IMPORT support.
       * match.h: Add gfc_match_import.
       * gfortran.texi: Add IMPORT to the supported
         Fortran 2003 features.

testsuite/
 2006-11-15  Tobias Burnus  <burnus@net-b.de>

       PR fortran/27546
       * gfortran.dg/import.f90: New test.
       * gfortran.dg/import2.f90: New test.
       * gfortran.dg/import3.f90: New test.

From-SVN: r118857
2006-11-15 16:46:42 +01:00
Paul Thomas
7114edca02 re PR fortran/29699 (ICE in trans-decl.c)
2006-11-09 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29699
	* trans-array.c (structure_alloc_comps): Detect pointers to
	arrays and use indirect reference to declaration.
	* resolve.c (resolve_fl_variable): Tidy up condition.
	(resolve_symbol): The same and only add initialization code if
	the symbol is referenced.
	* trans-decl.c (gfc_trans_deferred_vars): Call gfc_trans_
	deferred_array before gfc_trans_auto_array_allocation.

	PR fortran/21730
	* symbol.c (check_done): Remove.
	(gfc_add_attribute): Remove reference to check_done and remove
	the argument attr_intent.
	(gfc_add_allocatable, gfc_add_dimension, gfc_add_external,
	gfc_add_intrinsic, gfc_add_optional, gfc_add_pointer,
	gfc_add_cray_pointer, gfc_add_cray_pointee, gfc_add_result,
	gfc_add_target, gfc_add_in_common, gfc_add_elemental,
	gfc_add_pure, gfc_add_recursive, gfc_add_procedure,
	gfc_add_type): Remove references to check_done.
	* decl.c (attr_decl1): Eliminate third argument in call to
	gfc_add_attribute.
	* gfortran.h : Change prototype for gfc_add_attribute.



2006-11-09 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29699
	* gfortran.dg/alloc_comp_auto_array_1.f90: New test.

	PR fortran/21730
	* gfortran.dg/change_symbol_attributes_1.f90: New test.

From-SVN: r118624
2006-11-09 18:42:28 +00:00
Paul Thomas
8f81c3c650 re PR fortran/29539 (ICE in variable_decl)
2006-11-07 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29539
	PR fortran/29634
	* decl.c (variable_decl): Add test for presence of proc_name.
	* error.c (gfc_error_flag_test): New function.
	* gfortran.h : Prototype for gfc_error_flag_test.

2006-11-07 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29539
	* gfortran.dg/gfortran.dg/blockdata_3.f90: New test.

	PR fortran/29634
	* gfortran.dg/gfortran.dg/derived_function_interface_1.f90: New
	test.

From-SVN: r118553
2006-11-07 15:17:17 +00:00
Tobias Burnus
775e6c3a7b re PR fortran/29601 (VOLATILE attribute and statement)
fortran/
2006-11-06  Tobias Burnus  <burnus@net-b.de>

    PR fortran/29601
    * symbol.c (check_conflict, gfc_add_volatile): Add volatile support.
    * decl.c (match_attr_spec, gfc_match_volatile): Add volatile support.
    * gfortran.h (symbol_attribute): Add volatile_ to struct.
    * resolve.c (was_declared): Add volatile support.
    * trans-decl.c (gfc_finish_var_decl): Add volatile support.
    * match.h: Declare gfc_match_volatile.
    * parse.c (decode_statement): Recognize volatile.
    * modules.c (ab_attribute, attr_bits, mio_symbol_attribute):
      Add volatile support.
    * dump-parse-tree.c (gfc_show_attr): Add volatile support.


testsuite/
2006-11-06  Tobias Burnus  <burnus@net-b.de>

    PR fortran/29601
    * gfortran.dg/volatile.f90: Add.
    * gfortran.dg/volatile2.f90: Add.
    * gfortran.dg/volatile3.f90: Add.
    * gfortran.dg/volatile4.f90: Add.
    * gfortran.dg/volatile5.f90: Add.
    * gfortran.dg/volatile6.f90: Add.
    * gfortran.dg/volatile7.f90: Add.

From-SVN: r118545
2006-11-07 14:27:53 +01:00
Tobias Burnus
aa4183d8a5 decl.c (match_attr_spec, [...]): Unify gfc_notify_std message for GFC_STD_F2003.
fortran/
2006-11-06  Tobias Burnus  <burnus@net-b.de>

       * decl.c (match_attr_spec, gfc_match_enum): Unify gfc_notify_std
         message for GFC_STD_F2003.
       * array.c (gfc_match_array_constructor): Unify gfc_notify_std
         message for GFC_STD_F2003.
       * io.c (check_io_constraints): Unify gfc_notify_std message for
         GFC_STD_F2003.
       * resolve.c (resolve_actual_arglist): Unify gfc_notify_std message
         for GFC_STD_F2003.

testsuite/
2006-11-06  Tobias Burnus  <burnus@net-b.de>

       * gfortran.dg/io_constraints_2.f90: Adjust pattern
         for matching error messages.
       * gfortran.dg/specifics_3.f90: Adjust pattern
         for matching error messages.

From-SVN: r118542
2006-11-07 10:11:08 +01:00
Francois-Xavier Coudert
150675a88b re PR fortran/29067 (gfc_resolve_expr(): Bad expression type)
PR fortran/29067

	* decl.c (gfc_set_constant_character_len): NULL-terminate the
	character constant string.
	* data.c (create_character_intializer): Likewise.
	* expr.c (gfc_simplify_expr): NULL-terminate the substring
	character constant.
	* primary.c (match_hollerith_constant): NULL-terminate the
	character constant string.

	* gfortran.dg/pr29067.f: New test.

From-SVN: r118338
2006-10-31 20:15:22 +00:00
Jerry DeLisle
2c693a24a0 re PR fortran/17741 (ICE in gfc_free_namespace, at fortran/symbol.c:2208)
2006-10-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/17741
	* decl.c (get_proc_name): Bump current namespace refs count.

From-SVN: r118149
2006-10-29 16:43:48 +00:00
Jerry DeLisle
a9f6f1f27f re PR fortran/27954 (ICE on garbage in DATA statement)
2006-10-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/27954
	* decl.c (gfc_free_data_all): New function to free all data structures
	after errors in DATA statements and declarations.
	(top_var_list): Use new function.(top_val_list): Use new function.
	(gfc_match_data_decl): Use new function.
	* misc.c (gfc_typename): Fixed incorrect function name in error text.

From-SVN: r118084
2006-10-27 20:47:28 +00:00
Paul Thomas
982186b1be re PR fortran/29373 (implicit type declaration and contained function clash)
2006-10-13 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29373
	* decl.c (get_proc_name, gfc_match_function_decl): Add
	attr.implicit_type to conditions that throw error for
	existing explicit interface and that allow new type-
	spec to be applied.

	PR fortran/29407
	* resolve.c (resolve_fl_namelist): Do not check for
	namelist/procedure conflict, if the symbol corresponds
	to a good local variable declaration.

	PR fortran/27701
	* decl.c (get_proc_name): Replace the detection of a declared
	procedure by the presence of a formal argument list by the
	attributes of the symbol and the presence of an explicit
	interface.

	PR fortran/29232
	* resolve.c (resolve_fl_variable): See if the host association
	of a derived type is blocked by the presence of another type I
	object in the current namespace.

	PR fortran/29364
	* resolve.c (resolve_fl_derived): Check for the presence of
	the derived type for a derived type component.

	PR fortran/24398
	* module.c (gfc_use_module): Check that the first words in a
	module file are 'GFORTRAN module'.

	PR fortran/29422
	* resolve.c (resolve_transfer): Test functions for suitability
	for IO, as well as variables.

	PR fortran/29428
	* trans-expr.c (gfc_trans_scalar_assign): Remove nullify of
	rhs expression.


2006-10-13 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/29373
	* gfortran.dg/implicit_9.f90: New test.

	PR fortran/29407
	* gfortran.dg/namelist_25.f90: New test.

	PR fortran/27701
	* gfortran.dg/same_name_2.f90: New test.

	PR fortran/29232
	* gfortran.dg/host_assoc_types_1.f90: New test.

	PR fortran/29364
	* gfortran.dg/missing_derived_type_1.f90: New test.
	* gfortran.dg/implicit_actual.f90: Comment out USE GLOBAL.

	PR fortran/29422
	* gfortran.dg/alloc_comp_constraint_4.f90: New test.

	PR fortran/29428
	* gfortran.dg/alloc_comp_assign_5.f90: New test.

From-SVN: r117692
2006-10-13 12:51:07 +00:00
Paul Thomas
5046aff56b [multiple changes]
2006-10-05  Erik Edelmann <edelmann@gcc.gnu.org>
	    Paul Thomas <pault@gcc.gnu.org>

	PR fortran/20541
	* interface.c (gfc_compare_derived_types): Add comparison of
	the allocatable field.
	* intrinsic.c (add_subroutines): Add MOVE_ALLOC.
	* trans-expr.c (gfc_conv_aliased_arg, gfc_trans_subarray_assign,
	gfc_trans_subcomponent_assign, gfc_conv_string_parameter,
	gfc_trans_scalar_assign): Add extra arguments l_is_temp
	and r_is_var to references to latter function.
	(gfc_conv_function_call): Add enum for types of argument and
	an associated variable parm_kind. Deallocate components of
	INTENT(OUT) and non-variable arrays.
	(gfc_trans_subcomponent_assign): Add block to assign arrays
	to allocatable components.
	(gfc_trans_scalar_assign): Add block to handle assignments of
	derived types with allocatable components, using the above new
	arguments to control allocation/deallocation of memory and the
	copying of allocated arrays.
	* trans-array.c (gfc_array_allocate): Remove old identification 
	of pointer and replace with that of an allocatable array. Add
	nullify of structures with allocatable components. 
	(gfc_conv_array_initializer): Treat EXPR_NULL.
	(gfc_conv_array_parameter): Deallocate allocatable components
	of non-variable structures.
	(gfc_trans_dealloc_allocated): Use second argument of library
	deallocate to inhibit, without error, freeing NULL pointers.
	(get_full_array_size): New function to return the size of a
	full array.
	(gfc_duplicate_allocatable): New function to allocate and copy
	allocated data.
	(structure_alloc_comps): New recursive function to deallocate,
	nullify or copy allocatable components.
	(gfc_nullify_alloc_comp, gfc_deallocate_alloc_comp,
	gfc_copy_alloc_comp): New interface functions to call previous.
	(gfc_trans_deferred_array): Add the code to nullify allocatable
	components, when entering scope, and to deallocate them on
	leaving. Do not call gfc_trans_static_array_pointer and return
	for structures with allocatable components and default
	initializers.
	* symbol.c (gfc_set_component_attr): Set allocatable field.
	(gfc_get_component_attr): Set the allocatable attribute.
	* intrinsic.h : Prototype for gfc_check_move_alloc.
	* decl.c (build_struct): Apply TR15581 constraints for
	allocatable components.
	(variable_decl): Default initializer is always NULL for
	allocatable components.
	(match_attr_spec): Allow, or not, allocatable components,
	according to the standard in force.
	* trans-array.h : Prototypes for gfc_nullify_alloc_comp,
	gfc_deallocate_alloc_comp, gfc_copy_alloc_comp and
	gfc_duplicate_allocatable.
	* gfortran.texi : Add mention of TR15581 extensions.
	* gfortran.h : Add attribute alloc_comp, add
	gfc_components field allocatable and add the prototype
	for gfc_expr_to_initialize.
	* trans-stmt.c (generate_loop_for_temp_to_lhs,
	generate_loop_for_rhs_to_temp, gfc_trans_where_assign,
	gfc_trans_where_3): Add extra arguments to calls to
	gfc_trans_scalar_assign and set appropriately.
	(gfc_trans_allocate): Nullify allocatable components.
	(gfc_trans_deallocate): Deallocate to ultimate allocatable
	components but stop at ultimate pointer components.
	* module.c (mio_symbol_attribute, mio_symbol_attribute,
	mio_component): Add module support for allocatable
	components.
	* trans-types.c (gfc_get_derived_type): Treat allocatable
	components.
	* trans.h : Add two boolean arguments to
	gfc_trans_scalar_assign.
	* resolve.c (resolve_structure_cons): Check conformance of
	constructor element and the component.
	(resolve_allocate_expr): Add expression to nullify the
	constructor expression for allocatable components.
	(resolve_transfer): Inhibit I/O of derived types with
	allocatable components.
	(resolve_fl_derived): Skip check of bounds of allocatable
	components.
	* trans-decl.c (gfc_get_symbol_decl): Add derived types
	with allocatable components to deferred variable.
	(gfc_trans_deferred_vars): Make calls for derived types
	with allocatable components to gfc_trans_deferred_array.
	(gfc_generate_function_code): Nullify allocatable
	component function result on entry.
	* parse.c (parse_derived): Set symbol attr.allocatable if
	allocatable components are present.
	* check.c (gfc_check_allocated): Enforce attr.allocatable
	for intrinsic arguments.
	(gfc_check_move_alloc): Check arguments of move_alloc.
	* primary.c (gfc_variable_attr): Set allocatable attribute.
	* intrinsic.texi : Add index entry and section for
	for move_alloc.

	PR fortran/29115
	* resolve.c (resolve_structure_cons): It is an error if the
	pointer component elements of a derived type constructor are
	not pointer or target.


	PR fortran/29211
	* trans-stmt.c (generate_loop_for_temp_to_lhs,
	generate_loop_for_rhs_to_temp): Provide a string length for
	the temporary by copying that of the other side of the scalar
	assignment.


2006-10-05  Paul Thomas  <pault@gcc.gnu.org>
	    Erik Edelmann  <edelmann@gcc.gnu.org>

	PR libgfortran/20541
	* Makefile.in : Add move_alloc.
	* intrinsics/move_alloc.c: New function.
	* Makefile.am : Add move_alloc.



2006-10-05  Erik Edelmann  <edelmann@gcc.gnu.org>
	    Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/20541
	* gfortran.dg/alloc_comp_basics_1.f90: New test.
	* gfortran.dg/alloc_comp_basics_2.f90: New test.
	* gfortran.dg/alloc_comp_assign_1.f90: New test.
	* gfortran.dg/alloc_comp_assign_2.f90: New test.
	* gfortran.dg/alloc_comp_assign_3.f90: New test.
	* gfortran.dg/alloc_comp_assign_4.f90: New test.
	* gfortran.dg/alloc_comp_constraint_1.f90: New test.
	* gfortran.dg/alloc_comp_constraint_2.f90: New test.
	* gfortran.dg/alloc_comp_constraint_3.f90: New test.
	* gfortran.dg/alloc_comp_constructor_1.f90: New test.
	* gfortran.dg/alloc_comp_constructor_2.f90: New test.
	* gfortran.dg/alloc_comp_initializer_1.f90: New test.
	* gfortran.dg/alloc_comp_std.f90: New test.
	* gfortran.dg/move_alloc.f90: New test.

	PR fortran/29115
	* gfortran.dg/derived_constructor_comps_2.f90: New test.

	PR fortran/29211
	* gfortran.dg/forall_char_dependencies_1.f90: New test.

From-SVN: r117558
2006-10-08 16:21:55 +00:00
Paul Thomas
8c5c0b80a4 re PR fortran/29051 (segfault when too few values are in data statement of character array)
2006-09-15  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29051
	* decl.c (match_old_style_init): Set the 'where' field of the
	gfc_data structure 'newdata'.

	* match.c (match_case_eos): Add a comprehensible error message.

2006-09-15  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/29051
	* gfortran.dg/oldstyle_3.f90: New test.

From-SVN: r116977
2006-09-15 16:30:52 +00:00
Paul Thomas
96f4873b16 re PR fortran/28788 (ICE on valid code)
2006-08-23  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/28788
	* gfortran.dg/used_types_4.f90: New test.
	* gfortran.dg/derived_init_2.f90: Modify to check sibling
	association of derived types.
	* gfortran.dg/used_types_2.f90: Add module cleanup.
	* gfortran.dg/used_types_3.f90: The same.

	PR fortran/28771
	* gfortran.dg/assumed_charlen_in_main.f90: Modify to check
	fix of regression.

2006-08-23  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/28788
	* gfortran.dg/used_types_4.f90: New test.
	* gfortran.dg/derived_init_2.f90: Modify to check sibling
	association of derived types.
	* gfortran.dg/used_types_2.f90: Add module cleanup.
	* gfortran.dg/used_types_3.f90: The same.

	PR fortran/28771
	* gfortran.dg/assumed_charlen_in_main.f90: Modify to check
	fix of regression.

From-SVN: r116369
2006-08-24 04:47:28 +00:00
Paul Thomas
3e978d3094 re PR fortran/28601 (ICE on reexport of renamed type)
2006-08-20 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/28601
	PR fortran/28630
	* gfortran.h : Eliminate gfc_dt_list structure and reference
	to it in gfc_namespace.
	* resolve.c (resolve_fl_derived): Remove the building of the
	list of derived types for the current namespace.
	* symbol.c (find_renamed_type): New function to find renamed
	derived types by symbol name rather than symtree name.
	(gfc_use_derived): Search parent namespace for identical
	derived type and use it, even if local version is complete,
	except in interface bodies. Ensure that renamed derived types
	are found by call to find_renamed_type. Recurse for derived
	type components.
	(gfc_free_dt_list): Remove.
	(gfc_free_namespace): Remove call to previous.
	* trans-types.c (copy_dt_decls_ifequal): Remove.
	(gfc_get_derived_type): Remove all the paraphenalia for
	association of derived types, including calls to previous.
	* match.c (gfc_match_allocate): Call gfc_use_derived to
	associate any derived types that are being allocated.

	PR fortran/20886
	* resolve.c (resolve_actual_arglist): The passing of
	a generic procedure name as an actual argument is an
	error.

	PR fortran/28735
	* resolve.c (resolve_variable): Check for a symtree before
	resolving references.

	PR fortran/28762
	* primary.c (match_variable): Return MATCH_NO if the symbol
	is that of the program.

	PR fortran/28425
	* trans-expr.c (gfc_trans_subcomponent_assign): Translate
	derived type component expressions other than another derived
	type constructor.

	PR fortran/28496
	* expr.c (find_array_section): Correct errors in
	the handling of a missing start value for the
	index triplet in an array reference.

	PR fortran/18111
	* trans-decl.c (gfc_build_dummy_array_decl): Before resetting
	reference to backend_decl, set it DECL_ARTIFICIAL.
	(gfc_get_symbol_decl): Likewise for original dummy decl, when
	a copy is made of an array.
	(create_function_arglist): Likewise for the _entry paramter
	in entry_masters.
	(build_entry_thunks): Likewise for dummies in entry thunks.

	PR fortran/28600
	* trans-decl.c (gfc_get_symbol_decl): Ensure that the
	DECL_CONTEXT of the length of a character dummy is the
	same as that of the symbol declaration.

	PR fortran/28771
	* decl.c (add_init_expr_to_sym): Remove setting of charlen for
	an initializer of an assumed charlen variable.

	PR fortran/28660
	* trans-decl.c (generate_expr_decls): New function.
	(generate_dependency_declarations): New function.
	(generate_local_decl): Call previous if not either a dummy or
	a declaration in an entry master.

2006-08-20 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/28630
	* gfortran.dg/used_types_2.f90: New test.

	PR fortran/28601
	* gfortran.dg/used_types_3.f90: New test.

	PR fortran/20886
	* gfortran.dg/generic_actual_arg.f90: New test.

	PR fortran/28735
	* gfortran.dg/module_private_array_refs_1.f90: New test.

	PR fortran/28762
	* gfortran.dg/program_name_1.f90: New test.

	PR fortran/28425
	* gfortran.dg/derived_constructor_comps_1.f90: New test.

	PR fortran/28496
	* gfortran.dg/array_initializer_2.f90: New test.

	PR fortran/18111
	* gfortran.dg/unused_artificial_dummies_1.f90: New test. 

	PR fortran/28600
	* gfortran.dg/assumed_charlen_function_4.f90: New test.

	PR fortran/28771
	* gfortran.dg/assumed_charlen_in_main.f90: New test.

	PR fortran/28660
	* gfortran.dg/dependent_decls_1.f90: New test.

From-SVN: r116268
2006-08-20 05:45:43 +00:00
Paul Thomas
72af9f0b51 re PR fortran/28174 (Corruption of multiple character arrays when passing array sections)
2006-07-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/28174
	* trans-expr.c (gfc_conv_aliased_arg): Missing formal arg means
	that intent is INOUT (fixes regression).

	PR fortran/25097
	* check.c (check_present): The only permitted reference is a
	full array reference.

	PR fortran/20903
	* decl.c (variable_decl): Add error if a derived type is not
	from the current namespace if the namespace is an interface
	body.

2006-07-13  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/25097
	* gfortran.dg/present_1.f90: New test.

	PR fortran/20903
	* gfortran.dg/interface_derived_type_1.f90: New test.

From-SVN: r115410
2006-07-13 05:07:35 +00:00
Asher Langton
ed0e3607b2 decl.c (match_old_style_init): Add data attribute to symbol.
* decl.c (match_old_style_init): Add data attribute to symbol.

	* gfortran.dg/oldstyle_2.f90: New.

From-SVN: r115161
2006-07-03 20:19:23 +00:00
Paul Thomas
1a492601a1 re PR fortran/24558 (ENTRY doesn't work in module procedures)
2006-06-10  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/24558
	PR fortran/20877
	PR fortran/25047
	* decl.c (get_proc_name): Add new argument to flag that a
	module function entry is being treated. If true, correct
	error condition, add symtree to module namespace and add
	a module procedure.
	(gfc_match_function_decl, gfc_match_entry,
	gfc_match_subroutine): Use the new argument in calls to
	get_proc_name.
	* resolve.c (resolve_entries): ENTRY symbol reference to
	to master entry namespace if a module function.
	* trans-decl.c (gfc_create_module_variable): Return if
	the symbol is an entry.
	* trans-exp.c (gfc_conv_variable): Check that parent_decl
	is not NULL.

2006-06-10  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/24558
	* gfortran.dg/entry_6.f90: New test.

	PR fortran/20877
	PR fortran/25047
	* gfortran.dg/entry_7.f90: New test.

From-SVN: r114526
2006-06-09 22:16:08 +00:00
Steven G. Kargl
def6613406 re PR fortran/20858 (NULL doesn't get its argument type (kind))
2006-02-05  Steven G. Kargl  <kargls@comcast.net>

PR fortran/20858
*decl.c (variable_decl): Improve error message.  Remove initialization
 typespec.  Wrap long line.
*expr.c (gfc_check_pointer_assign): Permit checking of type, kind type,
 and rank.
*simplify.c (gfc_simplify_null): Ensure type, kind type, and rank are set.

gfortran.dg/null_1.f90: New test.

From-SVN: r110845
2006-02-10 19:01:05 +00:00
Paul Thomas
cda7004bb4 re PR fortran/25901 (overloaded function is rejected)
2005-01-23  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/25901
	* decl.c (get_proc_name): Replace subroutine and function
	attributes in "already defined" test by the formal arglist
	pointer being non-NULL.

	Fix regression in testing of admissability of attributes.
	* symbol.c (gfc_add_attribute): If the current_attr has
	non-zero intent, do not do the check for a dummy being
	used.
	* decl.c (attr_decl1): Add current_attr.intent as the
	third argument in the call to gfc_add_attribute.
	* gfortran.h: Add the third argument to the prototype
	for gfc_add_attribute.


2005-01-23  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/25901
	* gfortran.dg/internal references_2.f90: New test.

	Fix regression in testing of admissability of attributes.
	* gfortran.dg/intent_used_1.f90: New test.

From-SVN: r110106
2006-01-23 05:07:52 +00:00
Paul Thomas
68ea355b5d PR25024, PR20881, PR23308, PR25538 and PR25710 - Procedure references
2005-01-21  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/25124
	PR fortran/25625
	* decl.c (get_proc_name): If there is an existing
	symbol in the encompassing namespace, call errors
	if it is a procedure of the same name or the kind
	field is set, indicating a type declaration.

	PR fortran/20881
	PR fortran/23308
	PR fortran/25538
	PR fortran/25710
	* decl.c (add_global_entry): New function to check
	for existing global symbol with this name and to
	create new one if none exists.
	(gfc_match_entry): Call add_global_entry before
	matching argument lists for subroutine and function
	entries.
	* gfortran.h: Prototype for existing function,
	global_used.
	* resolve.c (resolve_global_procedure): New function
	to check global symbols for procedures.
	(resolve_call, resolve_function): Calls to this
	new function for non-contained and non-module
	procedures.
	* match.c (match_common): Add check for existing
	global symbol, creat one if none exists and emit
	error if there is a clash.
	* parse.c (global_used): Remove static and use the
	gsymbol name rather than the new_block name, so that
	the function can be called from resolve.c.
	(parse_block_data, parse_module, add_global_procedure):
	Improve checks for existing gsymbols.  Emit error if
	already defined or if references were to another type.
	Set defined flag.

	PR fortran/PR24276
	* trans-expr.c (gfc_conv_aliased_arg): New function called by 
	gfc_conv_function_call that coverts an expression for an aliased
	component reference to a derived type array into a temporary array
	of the same type as the component.  The temporary is passed as an
	actual argument for the procedure call and is copied back to the
	derived type after the call.
	(is_aliased_array): New function that detects an array reference
	that is followed by a component reference.
	(gfc_conv_function_call): Detect an aliased actual argument with
	is_aliased_array and convert it to a temporary and back again
	using gfc_conv_aliased_arg.

2005-01-21  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/25124
	PR fortran/25625
	* gfortran.dg/internal_references_1.f90: New test.
	  PR fortran/20881
	PR fortran/23308
	PR fortran/25538
	PR fortran/25710
	* gfortran.dg/global_references_1.f90: New test.
	* gfortran.dg/g77/19990905-1.f: Restore the error that
	there is a clash between the common block name and
	the name of a subroutine reference.

	PR fortran/PR24276
	* gfortran.dg/aliasing_dummy_1.f90: New test.

From-SVN: r110063
2006-01-21 09:08:54 +00:00
Tobias Schlüter
5cf5458549 re PR fortran/18540 (Jumping into blocks gives error rather than warning)
PR fortran/18540
PR fortran/18937
* gfortran.h (BBT_HEADER): Move definition up.
(gfc_st_label): Add BBT_HEADER, remove 'prev' and 'next'.
* io.c (format_asterisk): Adapt initializer.
* resolve.c (resolve_branch): Allow FORTRAN 66 cross-block GOTOs
as extension.
* symbol.c (compare_st_labels): New function.
(gfc_free_st_label, free_st_labels, gfc_get_st_label): Convert to
using balanced binary tree.
* decl.c (match_char_length, gfc_match_old_kind_spec): Do away
with 'cnt'.
(warn_unused_label): Adapt to binary tree.
* match.c (gfc_match_small_literal_int): Only set cnt if non-NULL.
* primary.c (match_kind_param): Do away with cnt.

Also converted the ChangeLog to use latin1 characters.

From-SVN: r109914
2006-01-18 21:54:49 +01:00
Paul Thomas
1902704eb7 re PR fortran/20869 (EXTERNAL and INTRINSIC cannot be used together)
2006-01-18  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/20869
	PR fortran/20875
	PR fortran/25024
	* symbol.c (check_conflict): Add pointer valued elemental
	functions and internal procedures with the external attribute
	to the list of conflicts.
	(gfc_add_attribute): New catch-all function to perform the
	checking of symbol attributes for attribute declaration
	statements.
	* decl.c (attr_decl1): Call gfc_add_attribute for each of -
	(gfc_match_external, gfc_match_intent, gfc_match_intrinsic,
	gfc_match_pointer, gfc_match_dimension, gfc_match_target):
	Remove spurious calls to checks in symbol.c.  Set the
	attribute directly and use the call to attr_decl() for
	checking.
	* gfortran.h:  Add prototype for gfc_add_attribute.

	PR fortran/25785
	* resolve.c (resolve_function): Exclude PRESENT from assumed size
	argument checking. Replace strcmp's with comparisons with generic
	codes.

2006-01-18  Paul Thomas  <pault@gcc.gnu.org>
	    Steven G. Kargl  <kargls@comcast.net>

	PR fortran/20869
	* gfortran.dg/intrinsic_external_1.f90: New test.

	PR fortran/20875.
	* gfortran.dg/elemental_pointer_1.f90: New test.

	PR fortran/25024
	* gfortran.dg/external_procedures_1.f90: New test.

	PR fortran/25785
	gfortran.dg/assumed_present.f90: New test.

Co-Authored-By: Steven G. Kargl <kargls@comcast.net>

From-SVN: r109899
2006-01-18 18:55:01 +00:00
Tobias Schlüter
2b9a33aeea decl.c (gfc_match_function_decl): Correctly error out in case of omitted function argument list.
fortran/
* decl.c (gfc_match_function_decl): Correctly error out in case of
omitted function argument list.
testsuite/
* gfortran.dg/func_decl_1.f90: New.
* gfortran.dg/array_alloc_1.f90: Fix wrong function declaration.
* gfortran.dg/array_alloc_2.f90: Likewise.
* gfortran.dg/char_result_8.f90: Likewise.
* gfortran.dg/dup_save_1.f90: Likewise.
* gfortran.dg/dup_save_2.f90: Likewise.
* gfortran.dg/f2c_6.f90: Likewise.
* gfortran.dg/f2c_7.f90: Likewise.
* gfortran.dg/func_result_2.f90: Likewise.
* gfortran.fortran-torture/execute/pr23373-2.f90: Likewise.

From-SVN: r109451
2006-01-07 17:30:53 +01:00
Steven G. Kargl
df8652dc8f decl.c (gfc_match_old_kind_spec,match_type_spec): Use gfc_std_notify to report nonstandard intrinsic type declarations.
2005-12-17  Steven G. Kargl  <kargls@comcast.net>

	* decl.c (gfc_match_old_kind_spec,match_type_spec): Use gfc_std_notify
	to report nonstandard intrinsic type declarations.

	* gfortran.dg/imag_1.f: Fix nonstandard type declarations.
	* gfortran.dg/nested_modules_1.f90: Ditto.
	* gfortran.dg/hollerith_f95.f90: Ditto.
	* gfortran.dg/select_5.f90: Ditto.
	* gfortran.dg/secnds.f: Ditto.
	* gfortran.dg/hollerith2.f90: Ditto.
	* gfortran.dg/imag_2.f: Ditto.
	* gfortran.dg/ftell_2.f90: Ditto.
	* gfortran.dg/malloc_free_1.f90: Ditto.
	* gfortran.dg/logint-1.f: Ditto.
	* gfortran.dg/recursive_statement_functions.f90: Ditto.
	* gfortran.dg/e_d_fmt.f90: Ditto.
	* gfortran.dg/hollerith_legacy.f90: Ditto.
	* gfortran.dg/logint-2.f: Ditto.
	* gfortran.dg/enum_5.f90: Ditto.
	* gfortran.dg/f2c_2.f90: Ditto.
	* gfortran.dg/pr17143.f90: Ditto.
	* gfortran.dg/namelist_14.f90: Ditto.
	* gfortran.dg/logint-3.f: Ditto.
	* gfortran.dg/spread_scalar_source.f90: Ditto.
	* gfortran.dg/fmt_read_bz_bn.f90: Ditto.
	* gfortran.dg/namelist_11.f: Ditto.
	* gfortran.dg/g77/intrinsic-unix-bessel.f: Ditto.
	* gfortran.dg/g77/20010519-1.f
	* gfortran.dg/g77/alpha1.f: Ditto.
	* gfortran.dg/g77/990115-1.f: Ditto.
	* gfortran.dg/g77/erfc.f: Ditto.
	* gfortran.dg/g77/19990313-3.f: Ditto.
	* gfortran.dg/g77/f90-intrinsic-numeric.f: Ditto.
	* gfortran.dg/g77/20010426.f: Ditto.
	* gfortran.dg/g77/19990313-0.f: Ditto.
	* gfortran.dg/g77/f90-intrinsic-mathematical.f: Ditto.
	* gfortran.dg/g77/20000629-1.f: Ditto.
	* gfortran.dg/g77/970125-0.f: Ditto.
	* gfortran.dg/g77/8485.f: Ditto.
	* gfortran.dg/g77/f90-intrinsic-bit.f: Ditto.
	* gfortran.dg/g77/19990313-1.f: Ditto.
	* gfortran.dg/g77/int8421.f: Ditto.
	* gfortran.dg/g77/19990305-0.f: Ditto.
	* gfortran.dg/g77/947.f: Ditto.
	* gfortran.dg/g77/19990905-2.f: Ditto.
	* gfortran.dg/g77/cabs.f: Ditto.
	* gfortran.dg/g77/19990313-2.f: Ditto.
	* gfortran.dg/g77/20020307-1.f: Ditto.
	* gfortran.dg/g77/dcomplex.f: Ditto.
	* gfortran.dg/g77/19990502-1.f: Ditto.
	* gfortran.dg/g77/19981216-0.f: Ditto.
	* gfortran.dg/common_4.f90: Ditto.
	* gfortran.dg/entry_4.f90: Ditto.
	* gfortran.dg/equiv_constraint_2.f90: Ditto.
	* gfortran.dg/g77_intrinsics_funcs.f: Ditto.
	* gfortran.dg/namelist_12.f: Ditto.
	* gfortran.dg/scale_1.f90: Ditto.
	* gfortran.dg/modulo_1.f90
	* gfortran.dg/hollerith.f90: Ditto.
	* gfortran.dg/direct_io_3.f90: Ditto.
	* gfortran.dg/ftell_1.f90: Ditto.: Ditto.
	* gfortran.dg/gnu_logical_1.F: Ditto.
	* gfortran.dg/unf_io_convert_1.f90: Ditto.
	* gfortran.dg/assign_1.f90: Ditto.
	* gfortran.dg/g77_intrinsics_sub.f: Ditto.
	* gfortran.dg/pr23095.f: Ditto.
	* gfortran.dg/read_float_1.f90: Ditto.

From-SVN: r108715
2005-12-17 15:41:15 +00:00
Steven G. Kargl
8a8f7eca50 re PR fortran/25106 ([4.0/4.1] statement label is zero)
2005-12-10  Steven G. Kargl <kargls@comcast.net>
 
        PR fortran/25106
        PR fortran/25055
        * match.c (gfc_match_small_literal_int): Add cnt argument;
        (gfc_match_st_label,gfc_match_stopcode): Account for cnt argument.
        * match.h (gfc_match_small_literal_int): Update prototype.
        * decl.c (match_char_length,gfc_match_old_kind_spec): Account for cnt.
        * parse.c (next_free): Ditto.
        * primary.c (match_kind_param): Ditto.

        gfortran.dg/label_1.f90: New test.

From-SVN: r108692
2005-12-16 23:32:29 +00:00
Erik Schnetter
e45b3c7546 decl.c (gfc_match_old_kind_spec): Improve handling of old style COMPLEX*N
2005-12-01  Erik Schnetter  <schnetter@aei.mpg.de>

	* decl.c (gfc_match_old_kind_spec):  Improve handling of old style
	COMPLEX*N

From-SVN: r107853
2005-12-02 01:25:58 +00:00
Paul Thomas
4075a94ef5 re PR fortran/24534 (PUBLIC derived types with private components)
2005-11-06  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/24534
	* resolve.c (resolve_symbol): Exclude case of PRIVATE declared
	within derived type from error associated with PRIVATE type
	components within derived type.

	PR fortran/20838
	PR fortran/20840
	* gfortran.h: Add prototype for gfc_has_vector_index.
	* io.c (gfc_resolve_dt): Error if internal unit has a vector index.
	* expr.c (gfc_has_vector_index): New function to check if any of
	the array references of an expression have vector inidices.
	(gfc_check_pointer_assign): Error if internal unit has a vector index.

	PR fortran/17737
	* data.c (gfc_assign_data_value): Remove gcc_assert that caused the ICE
	and replace by a standard dependent warning/error if overwriting an
	existing initialization.
	* decl.c (gfc_data_variable): Remove old error for already initialized
	variable and the unused error check for common block variables.  Add
	error for hots associated variable and standard dependent error for
	common block variables, outside of blockdata.
	* symbol.c (check_conflict): Add constraints for DATA statement.

2005-11-06  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/24534
	gfortran.dg/private_type_2.f90: Modified to check that case with
	PRIVATE declaration within derived type is accepted.

	PR fortran/20838
	gfortran.dg/pointer_assign_1.f90: New test.

	PR fortran/20840
	* gfortran.dg/arrayio_0.f90: New test.

	PR fortran/17737
	gfortran.dg/data_initialized.f90: New test.
	gfortran.dg/data_constraints_1.f90: New test.
	gfortran.dg/data_constraints_2.f90: New test.

From-SVN: r106567
2005-11-06 20:05:12 +00:00
Kazu Hirata
831d781380 decl.c, [...]: Fix comment typos.
* decl.c, trans-decl.c: Fix comment typos.
	* gfortran.texi: Fix a typo.

From-SVN: r106534
2005-11-05 20:43:15 +00:00
Tobias Schlüter
c96cfa49c2 decl.c (gfc_match_entry): Function entries don't need an argument list if there's no RESULT clause.
fortran/
	* decl.c (gfc_match_entry): Function entries don't need an argument
	list if there's no RESULT clause.
testsuite/
	* gfortran.fortran-torture/execute/entry_9.f90: Revert previous
	change (r106358).

From-SVN: r106361
2005-11-02 01:04:28 +01:00
Tobias Schlüter
0be8cb80ee re PR fortran/24008 (gfortran too permissive about ENTRY syntax)
fortran/
	PR fortran/24008
	* decl.c (gfc_match_entry): Function entries need an argument list.
testsuite/
	PR fortran/24008
	* gfortran.dg/entry_5.f90: New.
	* gfortran.fortran-torture/execute/entry_9.f90: Fix syntax error.

From-SVN: r106358
2005-11-01 22:55:02 +01:00
Tobias Schlüter
25d8f0a283 arith.c (gfc_enum_initializer): New function.
fortran/
2005-10-30  Gaurav Gautam  <gauravga@noida.hcltech.com>
	    Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* arith.c (gfc_enum_initializer): New function.
	(gfc_check_integer_range): Made extern.
	* decl.c (enumerator_history): New typedef.
	(last_initializer, enum_history, max_enum): New variables.
	(create_enum_history, gfc_free_enum_history): New functions.
	(add_init_expr_to_sym): Call create_enum_history if parsing ENUM.
	(variable_decl): Modified to parse enumerator definition.
	(match_attr_spec): Add PARAMETER attribute to ENUMERATORs.
	(gfc_match_data_decl): Issues error, if match_type_spec do not
	return desired return values.
	(set_enum_kind, gfc_match_enum, gfc_match_enumerator_def): New
	functions.
	(gfc_match_end): Deal with END ENUM.
	* gfortran.h (gfc_statement): ST_ENUM, ST_ENUMERATOR, ST_END_ENUM
	added.
	(symbol_attribute): Bit field for enumerator added.
	(gfc_options): Add fshort_enums.
	(gfc_enum_initializer, gfc_check_integer_range): Add prototypes.
	* options.c: Include target.h
	(gfc_init_options): Initialize fshort_enums.
	(gfc_handle_option): Deal with fshort_enums.
	* parse.c (decode_statement): Match ENUM and ENUMERATOR statement.
	(gfc_ascii_statement): Deal with the enumerator statements.
	(parse_enum): New function to parse enum construct.
	(parse_spec): Added case ST_ENUM.
	* parse.h (gfc_compile_state): COMP_ENUM added.
	(gfc_match_enum, gfc_match_enumerator_def, gfc_free_enum_history):
	Prototype added.
	* symbol.c (gfc_copy_attr): Copy enumeration attribute.
	* lang.opt (fshort-enums): Option added.

testsuite/
2005-10-30  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.dg/enum_10.f90, gfortran.dg/enum_10.c: New test.

2005-10-30  Gaurav Gautam  <gauravga@noida.hcltech.com>

	* gfortran.dg/enum_1.f90, gfortran.dg/enum_2.f90,
	gfortran.dg/enum_3.f90, gfortran.dg/enum_4.f90,
	gfortran.dg/enum_5.f90, gfortran.dg/enum_6.f90,
	gfortran.dg/enum_7.f90, gfortran.dg/enum_8.f90,
	gfortran.dg/enum_9.f90,
	gfortran.fortran-torture/compile/enum_1.f90,
	gfortran.fortran-torture/execute/enum_1.f90,
	gfortran.fortran-torture/execute/enum_2.f90,
	gfortran.fortran-torture/execute/enum_3.f90,
	gfortran.fortran-torture/execute/enum_4.f90: New tests.

From-SVN: r106246
2005-10-30 19:09:55 +01:00
Paul Thomas
976e21f673 re PR fortran/24158 (ICE in f951 with nested, recursive derived types)
2005-10-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/24158
	* decl.c (gfc_match_data_decl): Correct broken bit of code
	that prevents undefined derived types from being used as
	components of another derived type.
	* resolve.c (resolve_symbol): Add backstop error when derived
	type variables arrive here with a type that has no components.

2005-10-26  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/24158
	gfortran.dg/derived_recursion.f90: New test.
	gfortran.dg/implicit_actual.f90: New test.

From-SVN: r105913
2005-10-26 05:20:19 +00:00
Jakub Jelinek
b122dc6a9a trans.h (gfc_conv_cray_pointee): Remove.
* trans.h (gfc_conv_cray_pointee): Remove.
	* trans-expr.c (gfc_conv_variable): Revert 2005-10-24 change.
	* trans-array.c (gfc_conv_array_parameter): Likewise.
	* trans-decl.c (gfc_conv_cray_pointee): Remove.
	(gfc_finish_cray_pointee): New function.
	(gfc_finish_var_decl): Use it.  Don't return early for Cray
	pointees.
	(gfc_create_module_variable): Revert 2005-10-24 change.
	* decl.c (cray_pointer_decl): Update comment.
	* gfortran.texi: Don't mention Cray pointees aren't visible in the
	debugger.

	* symbol.c (check_conflict): Add conflict between cray_pointee
	and in_common resp. in_equivalence.
	* resolve.c (resolve_equivalence): Revert 2005-10-24 change.
testsuite/
	* gfortran.dg/cray_pointers_4.f90: New test.

	* module.c (ab_attribute): Add AB_CRAY_POINTER and AB_CRAY_POINTEE.
	(attr_bits): Likewise.
	(mio_symbol_attribute): Save and restore cray_pointe{r,e} attributes.
	(mio_symbol): For cray_pointee write/read cp_pointer reference.
testsuite/
	* gfortran.dg/cray_pointers_5.f90: New test.

From-SVN: r105891
2005-10-25 20:43:22 +02:00
Asher Langton
83d890b9ba Commit for Asher Langton
PR fortran/17031
	PR fortran/22282

fortran/
	* check.c (gfc_check_loc) : New function
	* decl.c (variable_decl): New variables cp_as and sym. Added a
	check for variables that have already been declared as Cray
	Pointers, so we can get the necessary attributes without adding
	a new symbol.
	(attr_decl1): Added code to catch pointee symbols and "fix"
	their array specs.
	(cray_pointer_decl): New method.
	(gfc_match_pointer): Added Cray pointer parsing code.
	(gfc_mod_pointee_as): New method.
	* expr.c (gfc_check_assign): added a check to catch vector-type
	assignments to pointees with an unspecified final dimension.
	* gfortran.h: (GFC_ISYM_LOC): New.
	(symbol_attribute): Added cray_pointer and cray_pointee bits.
	(gfc_array_spec): Added cray_pointee and cp_was_assumed bools.
	(gfc_symbol): Added gfc_symbol *cp_pointer.
	(gfc_option): Added flag_cray_pointer.
	(gfc_add_cray_pointee): Declare.
	(gfc_add_cray_pointer ): Declare.
	(gfc_mod_pointee_as): Declare.
	* intrinsic.c (add_functions): Add code for loc() intrinsic.
	* intrinsic.h (gfc_check_loc): Declare.
	(gfc_resolve_loc): Declare.
	* iresolve.c (gfc_resolve_loc): New.
	* lang.opt: Added fcray-pointer flag.
	* options.c (gfc_init_options): Intialized
	gfc_match_option.flag_cray_pointer.
	(gfc_handle_option): Deal with -fcray-pointer.
	* parse.c:(resolve_equivalence): Added code prohibiting Cray
	pointees in equivalence statements.
	* resolve.c (resolve_array_ref): Added code to prevent bounds
	checking for Cray Pointee arrays.
	(resolve_equivalence): Prohibited pointees in equivalence
	statements.
	* symbol.c (check_conflict): Added Cray pointer/pointee
	attribute checking.
	(gfc_add_cray_pointer): New
	(gfc_add_cray_pointee): New
	(gfc_copy_attr): New code for Cray pointers and pointees
	* trans-array.c (gfc_trans_auto_array_allocation): Added code to
	prevent space from being allocated for pointees.
	(gfc_conv_array_parameter): Added code to catch pointees and
	correctly set their base address.
	* trans-decl.c (gfc_finish_var_decl): Added code to prevent
	pointee declarations from making it to the back end.
	(gfc_create_module_variable): Same.
	* trans-expr.c (gfc_conv_variable): added code to detect and
	translate pointees.
	(gfc_conv_cray_pointee): New.
	* trans-intrinsic.c (gfc_conv_intrinsic_loc): New.
	(gfc_conv_intrinsic_function): added entry point for loc
	translation.
	* trans.h (gfc_conv_cray_pointee): Declare.

	* gfortran.texi: Added section on Cray pointers, removed Cray
	pointers from list of proposed extensions
	* intrinsic.texi: Added documentation for loc intrinsic.
	* invoke.texi: Documented -fcray-pointer flag

testsuite/
	PR fortran/17031
	PR fortran/22282
	* gfortran.dg/cray_pointers_1.f90: New test.
	* gfortran.dg/cray_pointers_2.f90: New test.
	* gfortran.dg/cray_pointers_3.f90: New test.
	* gfortran.dg/loc_1.f90: New test.
	* gfortran.dg/loc_2.f90: New test.

From-SVN: r105859
2005-10-24 19:28:18 +00:00
Asher Langton
09e87839d4 Commit for Asher Langton <langton2@llnl.gov>
fortran/
        * decl.c (gfc_match_save): Changed duplicate SAVE errors to
        warnings in the absence of strict standard conformance
        * symbol.c (gfc_add_save): Same.

testsuite/
	* gfortran.dg/dup_save_1.f90: New test.
	* gfortran.dg/dup_save_2.f90: New test.

From-SVN: r105850
2005-10-24 14:50:18 +00:00
Francois-Xavier Coudert
4c93c95ac5 re PR fortran/15586 (gfortran should support i18n in its compiler messages)
PR fortran/15586
	* arith.c (gfc_arith_error): Change message to include locus.
	(check_result, eval_intrinsic, gfc_int2int, gfc_real2real,
	gfc_real2complex, gfc_complex2real, gfc_complex2complex): Use
	the new gfc_arith_error.
	(arith_error): Rewrite full error messages instead of building
	them from pieces.
	* check.c (must_be): Removed.
	(type_check, numeric_check, int_or_real_check, real_or_complex_check,
	kind_check, double_check, logical_array_check, array_check,
	scalar_check, same_type_check, rank_check, kind_value_check,
	variable_check, gfc_check_allocated, gfc_check_associated,
	gfc_check_cmplx, gfc_check_dcmplx, gfc_check_dot_product,
	gfc_check_index, gfc_check_kind, gfc_check_matmul, gfc_check_null,
	gfc_check_pack, gfc_check_precision, gfc_check_present,
	gfc_check_spread): Rewrite full error messages instead of
	building them from pieces.
	* decl.c (gfc_match_entry): Rewrite full error messages instead
	of building them from pieces.
	* parse.c (gfc_state_name): Remove.
	* parse.h: Remove prototype for gfc_state_name.

From-SVN: r105844
2005-10-24 09:11:51 +00:00
Asher Langton
5f700e6de0 Commit for Asher Langton <langton2@llnl.gov>
gcc/
	* decl.c (match_type_spec): Add a BYTE type as an extension.

testsuite/
	* gfortran.dg/byte_1.f90: New test.
	* gfortran.dg/byte_2.f90: New test.

From-SVN: r105823
2005-10-23 20:42:27 +00:00
Erik Edelmann
6019a1a447 re PR fortran/24426 (gfortran ICE for valid derived type definition with default initialization)
2005-10-22  Erik Edelmann  <eedelman@gcc.gnu.org>

        PR fortran/24426
        * decl.c (variable_decl): Don't assign default initializers to
                    pointers.


2005-10-22  Erik Edelmann  <eedelman@gcc.gnu.org>

        PR fortran/24426
        * gfortran.dg/der_pointer_4.f90: New.

From-SVN: r105792
2005-10-22 17:02:42 +00:00
Paul Thomas
4213f93b6a re PR fortran/23446 (Valid internal subprogram array argument declaration is not accepted.)
2005-10-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/23446
	* gfortran.h: Primitive for gfc_is_formal_arg.
	* resolve.c(gfc_is_formal_arg): New function to signal across
	several function calls that formal argument lists are being
	processed.
	(resolve_formal_arglist): Set/reset the flag for gfc_is_formal_arg.
	*expr.c(check_restricted): Add check, via gfc_is_formal_arg, if
	symbol is part of an formal argument declaration.

	PR fortran/21459
	* decl.c (add_init_expr_to_sym): Make a new character
	length for each variable, when the expression is NULL
	and link to cl_list.

	PR fortran/20866
	* match.c (recursive_stmt_fcn): New function that tests if
	a statement function resurses through itself or other other
	statement functions.
	(gfc_match_st_function): Call recursive_stmt_fcn to check
	if this is recursive and to raise error if so.

	PR fortran/20849
	PR fortran/20853
	* resolve.c (resolve_symbol): Errors for assumed size arrays
	with default initializer and for external objects with an
	initializer.

	PR fortran/20837
	* decl.c (match_attr_spec): Prevent PUBLIC from being used
	outside a module.

2005-10-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/23446
	* gfortran.dg/host_dummy_index_1.f90: New test.

	PR fortran/21459
	gfortran.dg/automatic_char_len_2.f90: New test.

	PR fortran/20866
	gfortran.dg/recursive_statement_functions.f90: New test.

	PR fortran/20853
	gfortran.dg/assumed_size_dt_dummy.f90: New test.

	PR fortran/20849
	gfortran.dg/external_initializer.f90: New test.

	PR fortran/20837
	non_module_public.f90: New test.

From-SVN: r105518
2005-10-17 20:52:37 +00:00
Paul Thomas
949d5b72e2 re PR fortran/18082 (Infinite loop with automatic length character objects)
2005-10-12  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/18082
	* decl.c (variable_decl): Make a new copy of the character
	length for each variable, when the expression is not a
	constant.

2005-10-12  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/18082
	gfortran.dg/automatic_char_len_1.f90: New test.

From-SVN: r105329
2005-10-12 20:29:21 +00:00
Erik Edelmann
9e35b3869c re PR fortran/20363 (interface body has incorrect scope)
2005-08-25  Erik Edelmann  <eedelman@acclab.helsinki.fi>
fortran/
	PR fortran/20363
	* symbol.c (find_special): Remove.
	(build_sym, add_init_expr, attr_decl1): Remove calls to
	find_special in favor of calls to gfc_get_symbol.
testsuite/
	PR fortran/20363
	* gfortran.dg/named_interface.f90: New.

From-SVN: r103486
2005-08-25 13:57:36 +02:00
Steven G. Kargl
46fa431d51 * decl.c: Typo in comment.
From-SVN: r103330
2005-08-22 00:21:40 +00:00
Kazu Hirata
49de9e7395 decl.c, [...]: Fix comment/doc typos.
* decl.c, dump-parse-tree.c, gfortran.texi, intrinsic.texi,
	invoke.texi, resolve.c, trans-array.c, trans-array.h,
	trans-common.c, trans-expr.c, trans-io.c, trans.h: Fix
	comment/doc typos.  Follow spelling conventions.

From-SVN: r102806
2005-08-06 12:56:19 +00:00
David Edelsohn
7e2eba4bf9 re PR fortran/21730 ([4.0 only] Character length incorrect.)
PR fortran/21730
        * decl.c (do_parm): Adjust character initializer to character length
        of symbol before assigning.

From-SVN: r102104
2005-07-16 20:48:46 -04:00
Jakub Jelinek
3c2d01f108 decl.c (gfc_match_entry): Allow ENTRY without parentheses even in FUNCTIONs.
* decl.c (gfc_match_entry): Allow ENTRY without parentheses
	even in FUNCTIONs.

	* gfortran.fortran-torture/execute/entry_9.f90: New test.

From-SVN: r101672
2005-07-07 00:12:25 +02:00
Kelley Cook
ab57747bb0 Update FSF address.
From-SVN: r101310
2005-06-25 00:40:37 +00:00
Jakub Jelinek
d198b59ab1 [multiple changes]
2005-04-29  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/13082
	PR fortran/18824
	* trans-expr.c (gfc_conv_variable): Handle return values in functions
	with alternate entry points.
	* resolve.c (resolve_entries): Remove unnecessary string termination
	after snprintf.  Set result of entry master.
	If all entries have the same type, set entry master's type
	to that common type, otherwise set mixed_entry_master attribute.
	* trans-types.c (gfc_get_mixed_entry_union): New function.
	(gfc_get_function_type): Use it for mixed_entry_master functions.
	* gfortran.h (symbol_attribute): Add mixed_entry_master bit.
	* decl.c (gfc_match_entry): Set entry->result properly for
	function ENTRY.
	* trans-decl.c (gfc_get_symbol_decl): For entry_master, skip over
	__entry argument.
	(build_entry_thunks): Handle return values in entry thunks.
	Clear BT_CHARACTER's ts.cl->backend_decl, so that it is not
	shared between multiple contexts.
	(gfc_get_fake_result_decl): Use DECL_ARGUMENTS from
	current_function_decl instead of sym->backend_decl.  Skip over
	entry master's entry id argument.  For mixed_entry_master entries or
	their results, return a COMPONENT_REF of the fake result.
	(gfc_trans_deferred_vars): Don't warn about missing return value if
	at least one entry point uses RESULT.
	(gfc_generate_function_code): For entry master returning
	CHARACTER, copy ts.cl->backend_decl to all entry result syms.
	* trans-array.c (gfc_trans_dummy_array_bias): Don't consider return
	values optional just because they are in entry master.

	* gfortran.dg/entry_4.f90: New test.
	* gfortran.fortran-torture/execute/entry_1.f90: New test.
	* gfortran.fortran-torture/execute/entry_2.f90: New test.
	* gfortran.fortran-torture/execute/entry_3.f90: New test.
	* gfortran.fortran-torture/execute/entry_4.f90: New test.
	* gfortran.fortran-torture/execute/entry_5.f90: New test.
	* gfortran.fortran-torture/execute/entry_6.f90: New test.
	* gfortran.fortran-torture/execute/entry_7.f90: New test.

2005-04-29  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>

	* gfortran.fortran-torture/execute/entry_8.f90: New test.

From-SVN: r98993
2005-04-29 17:31:39 +02:00