Commit Graph

998 Commits

Author SHA1 Message Date
Manuel López-Ibáñez
cb4af25a80 re PR middle-end/7651 (Define -Wextra strictly in terms of other warning flags)
2006-12-23  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR middle-end/7651
	* c.opt (Wmissing-parameter-type): New.
	* doc/invoke.texi (Wmissing-parameter-type): Document it.
	(Wextra): Enabled by -Wextra.
	* c-opts.c (c_common_post_options): Enabled by -Wextra.
	* c-decl.c (store_parm_decls_oldstyle): Replace Wextra with
	Wmissing-parameter-type.
	
testsuite/

	* gcc.dg/Wmissing-parameter-type.c: New.
	* gcc.dg/Wmissing-parameter-type-Wextra.c: New.
	* gcc.dg/Wmissing-parameter-type-no.c: New.

From-SVN: r120173
2006-12-23 17:45:33 +00:00
Aldy Hernandez
07beea0df3 Merge gimple-tuples-branch into mainline.
From-SVN: r119546
2006-12-05 17:26:05 +00:00
Lee Millward
f1f66b423f re PR c/27953 (ICE with invalid function definitions)
PR c/27953
	* c-decl.c (store_parm_decls_oldstyle): Robustify
        * gcc.dg/pr27953.c: New test.

From-SVN: r119446
2006-12-02 16:34:26 +00:00
Jakub Jelinek
5c386a95ee re PR c/29955 (ICE with -fopenmp -fexceptions)
PR c/29955
	* c-tree.h (c_maybe_initialize_eh): New prototype.
	* c-decl.c (finish_decl): Move EH initialization...
	(c_maybe_initialize_eh): ... here.  New function.
	* c-parser.c (c_parser_omp_construct): Call c_maybe_initialize_eh
	if not #pragma omp atomic.

	* gcc.dg/gomp/pr29955.c: New test.

From-SVN: r119168
2006-11-24 22:28:38 +01:00
Jakub Jelinek
4eb7fd8398 c-common.c (c_common_attributes): Add gnu_inline attribyte.
* c-common.c (c_common_attributes): Add gnu_inline attribyte.
	(handle_gnu_inline_attribute): New function.
	* c-decl.c (diagnose_mismatched_decls): Handle gnu_inline attribute.
	(merge_decls, start_decl, start_function): Likewise.
	* doc/extend.texi: Document gnu_inline attribute.

	* gcc.dg/inline-17.c: New test.

From-SVN: r118567
2006-11-08 00:01:23 +01:00
Geoffrey Keating
c7cc12b01d c-decl.c (WANT_C99_INLINE_SEMANTICS): New, set to 1.
* c-decl.c (WANT_C99_INLINE_SEMANTICS): New, set to 1.
	(merge_decls): Implement WANT_C99_INLINE_SEMANTICS.
	(grokdeclarator): Likewise.

From-SVN: r118474
2006-11-04 02:59:52 +00:00
Geoffrey Keating
71113fcd70 re PR c/16622 ([C99] extern inline is handled wrong in C99 mode)
* c-decl.c (grokdeclarator): Don't set DECL_EXTERNAL on
	inline static functions in c99 mode.

	PR 16622
	* doc/extend.texi (Inline): Update.
	* c-tree.h (struct language_function): Remove field 'extern_inline'.
	* c-decl.c (current_extern_inline): Delete.
	(pop_scope): Adjust test for an undefined nested function.
	Add warning about undeclared inline function.
	(diagnose_mismatched_decls): Update comments.  Disallow overriding
	of inline functions in a translation unit in C99.  Allow inline
	declarations in C99 at any time.
	(merge_decls): Boolize variables.  Handle C99 'extern inline'
	semantics.
	(grokdeclarator): Set DECL_EXTERNAL here for functions.  Handle
	C99 inline semantics.
	(start_function): Don't clear current_extern_inline.  Don't set
	DECL_EXTERNAL.
	(c_push_function_context): Don't push current_extern_inline.
	(c_pop_function_context): Don't restore current_extern_inline.

	PR 11377
	* c-typeck.c (build_external_ref): Warn about static variables
	used in extern inline functions.
	* c-decl.c (start_decl): Warn about static variables declared
	in extern inline functions.

From-SVN: r118356
2006-11-01 04:47:30 +00:00
Dirk Mueller
a1e45ff04c re PR c++/6321 (no warning for bad main function declaration)
2006-10-30  Dirk Mueller  <dmueller@suse.de>

        PR c++/6321
        * cp/decl.c (grokfndecl): Use check_main_parameter_types.

        * c-common.h (strict_aliasing_warning): Fix whitespace.
        * c-decl (start_function): Move code for main decl warning ..
        * c-common.c (check_main_parameter_types): .. here.
        * c-common.h (check_main_parameter_types): Declare.

From-SVN: r118206
2006-10-30 23:15:42 +00:00
Rafael Ávila de Espíndola
c79efc4d2a decl.c: Include langhooks.h.
* gcc/java/decl.c: Include langhooks.h.
       (builtin_function): Remove.
       (java_init_decl_processing): Replace calls to builtin_function
       with add_builtin_function.

       * gcc/java/Make-lang.in (jc1$(exeext)): Depend on and link with
       attribs.o.
       (java/decl.o): Depend on langhooks.h.

       * gcc/java/java-tree.h (builtin_function): Remove.

       * gcc/tree.c (local_define_builtin): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/objc/objc-act.c (synth_module_prologue): Replace calls to
       builtin_function with add_builtin_function.
       (build_next_objc_exception_stuff): Replace calls to
       builtin_function with add_builtin_function.
       (build_objc_exception_stuff): Replace calls to
       builtin_function with add_builtin_function.

       * gcc/objcp/objcp-decl.h (objcp_builtin_function): Remove.

       * gcc/cp/decl.c (builtin_function_1): Move common code to
       add_builtin_function.
       (builtin_function): Rename to cxx_builtin_function.
       Change the signature.

       * gcc/cp/call.c: Include langhooks.h.
       (build_java_interface_fn_ref):  Replace calls to
       builtin_function with add_builtin_function.

       * gcc/cp/Make-lang.in (cp/call.o): Depend on langhooks.h.

       * gcc/cp/cp-objcp-common.h (LANG_HOOKS_BUILTIN_FUNCTION): Define as
       cxx_builtin_function.

       * gcc/cp/cp-tree.h (builtin_function): Rename to cxx_builtin_function.
       Change the signature.

       * gcc/c-objc-common.h (LANG_HOOKS_BUILTIN_FUNCTION): Define as
       c_builtin_function.

       * gcc/c-tree.h (builtin_function): Rename to c_builtin_function. Change
       the signature.

       * gcc/ada/utils.c (builtin_function): Rename to gnat_builtin_function.
       Move common code to add_builtin_function.

       * gcc/ada/misc.c (LANG_HOOKS_BUILTIN_FUNCTION): Define as
       gnat_builtin_function.

       * gcc/ada/gigi.h (builtin_function): Rename to gnat_builtin_function.
       Change the signature.

       * gcc/c-decl.c (builtin_function): Rename to c_builtin_function. Move
       common code to add_builtin_function.

       * gcc/fortran/Make-lang.in (f951$(exeext)): Depend on and link with
       attribs.o.

       * gcc/fortran/trans.h (builtin_function): Rename to
       gfc_builtin_function. Change the signature.

       * gcc/fortran/f95-lang.c (LANG_HOOKS_BUILTIN_FUNCTION): Define as
       gfc_builtin_function.
       (builtin_function): Rename to gfc_builtin_function. Move common
       code to builtin_function.
       (gfc_define_builtin): Replace calls to builtin_function with
       gfc_define_builtin.

       * gcc/langhooks.c (add_builtin_function): New function.
       (lhd_builtin_function): New function.

       * gcc/langhooks.h (struct lang_hooks): Change the signature of
       builtin_function.
       (add_builtin_function): New function.

       * gcc/treelang/treetree.c (builtin_function): Remove.

       * gcc/tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Replace
       calls to lang_hooks.builtin_function with add_builtin_function.

       * gcc/c-common.c (decl_builtin_1): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/alpha/alpha.c (alpha_init_builtins): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/frv/frv.c (def_builtin): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/s390/s390.c (s390_init_builtins): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/sparc/sparc.c (def_builtin): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/i386/i386.c (def_builtin): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.
       (def_builtin): Replace calls to lang_hooks.builtin_function with
       add_builtin_function.

       * gcc/config/sh/sh.c (sh_media_init_builtins): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/c4x/c4x.c (c4x_init_builtins): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/stormy16/stormy16.c (xstormy16_init_builtins):
       Replace calls to lang_hooks.builtin_function with
       add_builtin_function.

       * gcc/config/iq2000/iq2000.c (def_builtin):
       Replace calls to lang_hooks.builtin_function with
       add_builtin_function.

       * gcc/config/ia64/ia64.c (def_builtin): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/rs6000/rs6000.c (def_builtin): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.
       (altivec_init_builtins): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/arm/arm.c (def_mbuiltin): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.
       (arm_init_tls_builtins): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/mips/mips.c (mips_init_builtins): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/config/bfin/bfin.c (def_builtin): Replace calls to
       lang_hooks.builtin_function with add_builtin_function.

       * gcc/langhooks-def.h (lhd_builtin_function): New function.
       (LANG_HOOKS_BUILTIN_FUNCTION): Define as lhd_builtin_function.

From-SVN: r117981
2006-10-23 19:47:58 +00:00
Jan Hubicka
1a4259dca6 re PR c/28419 (ICE using __FUNCTION__ in invalid code)
PR c/28419
	* c-decl.c (c_make_fname_decl): Do not segfault in case where
	current_function_decl is set but current_function_scope is not.

	* gcc.dg/pr28319.c: New test.

From-SVN: r117684
2006-10-13 07:41:53 +00:00
Richard Henderson
a98d4769d5 Revert emutls patch.
From-SVN: r117578
2006-10-09 09:27:14 -07:00
Olivier Hainque
706c4bb76c gimplify.c (gimplify_type_sizes): Don't recurse on the pointed-to type.
* gimplify.c (gimplify_type_sizes) [POINTER_TYPE, REFERENCE_TYPE]:
	Don't recurse on the pointed-to type.
	* c-decl.c (grokdeclarator) [cdk_pointer]: If we are in a NORMAL or
	DECL context, attach an artificial TYPE_DECL to anonymous pointed-to
	types with components of variable size.

	* testsuite/gcc.dg/typename-vla-1.c: New case.
	* testsuite/gnat.dg/forward_vla.adb: New case.

From-SVN: r117493
2006-10-06 09:12:09 +00:00
Richard Henderson
e701a32a98 Makefile.in (libgcc.mk, [...]): Add emutls.c.
gcc/
        * Makefile.in (libgcc.mk, LIBGCC_DEPS): Add emutls.c.
        * builtin-types.def (BT_WORD): Make unsigned.
        (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
        * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
        (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
        * c-decl.c (grokdeclarator): Don't error if !have_tls.
        * c-parser.c (c_parser_omp_threadprivate): Likewise.
        * cgraph.c (decide_is_variable_needed): Look at force_output.
        Recurse for emulated tls.
        * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Remove
        checks redundant with decide_is_variable_needed.
        (cgraph_build_static_cdtor): Do cgraph_varpool_assemble_pending_decls.
        * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
        emulated tls.
        * expr.c (emutls_var_address): New.
        (expand_expr_real_1): Expand emulated tls.
        (expand_expr_addr_expr_1): Likewise.
        * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
        * output.h (emutls_finish): Declare.
        * toplev.c (compile_file): Call it.
        * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
        address before wrapping in CONST.
        * varasm.c (emutls_htab, emutls_object_type): New.
        (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
        (get_emutls_object_name, get_emutls_object_type): New.
        (get_emutls_init_templ_addr, emutls_decl): New.
        (emutls_common_1, emutls_finish): New.
        (assemble_variable): When emulating tls, swap decls; generate
        constructor for the emutls objects.
        (do_assemble_alias): When emulating tls, swap decl and target name.
        (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
        for emulated tls.
        * emutls.c: New file.
        * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
        tls_object for real tls.

gcc/cp/
        * decl.c (grokvardecl): Don't error if !have_tls.
        (grokdeclarator): Likewise.
        * parser.c (cp_parser_omp_threadprivate): Likewise.

gcc/fortran/
        * f95-lang.c (gfc_init_builtin_functions): Add __emutls_get_address
        and __emutls_register_common.
        * openmp.c (gfc_match_omp_threadprivate): Don't error if !have_tls.
        * trans-common.c (build_common_decl): Don't check have_tls.
        * trans-decl.c (gfc_finish_var_decl): Likewise.
        * types.def (BT_WORD, BT_FN_PTR_PTR): New.
        (BT_FN_VOID_PTR_WORD_WORD_PTR): New.

gcc/testsuite/
        * lib/target-supports.exp (check_effective_target_tls): Redefine
        to mean non-emulated tls.
        * gcc.dg/tls/alias-1.c: Remove tls requirement.
        * gcc.dg/tls/asm-1.c, gcc.dg/tls/debug-1.c, gcc.dg/tls/diag-1.c,
        gcc.dg/tls/diag-2.c, gcc.dg/tls/diag-3.c, gcc.dg/tls/diag-4.c,
        gcc.dg/tls/diag-5.c, gcc.dg/tls/init-1.c, gcc.dg/tls/nonpic-1.c,
        gcc.dg/tls/opt-10.c, gcc.dg/tls/opt-5.c, gcc.dg/tls/opt-6.c,
        gcc.dg/tls/opt-8.c, gcc.dg/tls/opt-9.c, gcc.dg/tls/pic-1.c,
        gcc.dg/tls/struct-1.c, gcc.dg/tls/trivial.c: Likewise.

From-SVN: r117440
2006-10-04 14:09:20 -07:00
Joseph Myers
3542a5c0f6 re PR c/28504 (ICE with variable sized array)
PR c/28504
	* c-tree.h (struct c_arg_info): Add pending_sizes.
	* c-parser.c (c_parser_parms_declarator,
	c_parser_parms_list_declarator): Initialize pending_sizes.
	* c-decl.c (get_parm_info): Initialize pending_sizes.
	(get_parm_info): Set pending_sizes.
	(grokdeclarator): Call put_pending_sizes for parameters for
	function definition only.

testsuite:
	* gcc.dg/vla-10.c: New test.

From-SVN: r116789
2006-09-09 00:41:21 +01:00
Joseph Myers
d8890adf28 re PR c/28299 (ICE with -Wmissing-prototypes)
PR c/28299
	* c-decl.c (start_function): Don't try to process prototype
	information from old declaration that isn't a function.

testsuite:
	* gcc.dg/funcdef-var-1.c, gcc.dg/funcdef-var-2.c: New tests.
	* gcc.dg/pr20368-1.c, gcc.dg/pr20368-2.c, gcc.dg/pr20368-3.c:
	Expect extra diagnostics.

From-SVN: r116435
2006-08-25 22:11:46 +01:00
Kazu Hirata
96ff6c8cc0 * c-decl.c, var-tracking.c: Fix comment typos.
From-SVN: r116134
2006-08-14 17:55:03 +00:00
Alexandre Oliva
8d9f82d593 re PR c/27184 (Wrong code with pointers to arrays and types and strict aliasing)
2006-08-13  Alexandre Oliva  <aoliva@redhat.com>
            Andrew Pinski  <pinskia@physics.uc.edu>

        PR c/27184
        * tree.c (build_array_type): Unify array types with
        unspecified index_type.
        * c-decl.c (grokdeclarator): Make sure we do not modify a
        unified incomplete array type.
        * c-typeck.c (store_init_value): Create distinct type before
        filling in the index type in an initializer from a compound
        literal.

        * c-decl.c (grokdeclarator): Remove code where we copy the
        array type over.

2006-08-13  Alexandre Oliva  <aoliva@redhat.com>

        PR c/27184
        * gcc.dg/torture/pr27184.c: New test


Co-Authored-By: Andrew Pinski <pinskia@physics.uc.edu>

From-SVN: r116116
2006-08-13 13:16:46 -07:00
Volker Reichelt
ffc44ab683 re PR c/28502 (ICE with invalid declaration after definition)
PR c/28502
	* c-decl.c (validate_proto_after_old_defn): Return false on invalid
	argument.

	* gcc.dg/proto-1.c: New test.

From-SVN: r115957
2006-08-05 23:41:22 +00:00
Jan Hubicka
386b46cf78 re PR c/25795 (Proccessing the attribute externally_visible too early)
PR c/25795
	PR c++/27369
	* cgraph.c (cgraph_varpool_nodes): Export.
	(decide_is_variable_needed): Ignored "used" attribute in
	unit-at-a-time mode.
	* cgraph.h (cgraph_varpool_nodes): Declare.
	* cgraphunit.c (decide_is_function_needed): Ignored "used" attribute in
	unit-at-a-time mode.

	* gcc.dg/pr25795.c: New test.
	* gcc.dg/pr25795-1.c: New test.

From-SVN: r115693
2006-07-24 00:16:16 +00:00
Jason Merrill
1937f93932 re PR c++/13983 (no warning on some non-POD struct with packed attribute)
PR c++/13983
        PR c++/17519
        * stor-layout.c (finish_record_layout): Copy TYPE_PACKED to variants.
        * c-common.c (handle_packed_attribute): So don't copy it here.
        * c-decl.c (finish_struct): Don't copy TYPE_ALIGN.
        * cp/class.c (check_field_decls): Check TYPE_PACKED after
        stripping array types.
        (finish_struct_bits): Don't copy TYPE_SIZE here.

From-SVN: r115217
2006-07-05 22:09:02 -04:00
Jason Merrill
b9e7569630 re PR c++/26905 (default-visibility class symbol improperly resolved as hidden-visibility)
PR c++/26905
        PR c++/26612
        PR c++/27000
        PR c++/26984
        PR c++/19134
        * tree.c (build_decl_stat): Don't hande #pragma visibility here.
        * c-common.c (c_determine_visibility): Handle it here.
        * c-decl.c (finish_decl): Call c_determine_visibility for
        functions, too.
        * flags.h (enum symbol_visibility): Sort from most to least visibility.
        * tree.h: Likewise.
        * varasm.c (default_assemble_visibility): Likewise.
        * c-common.c (handle_visibility_attribute): Complain about trying
        to give visibility to an already defined class, or trying to change
        declared visibility. Always attach the attribute.
        * cp/decl2.c (determine_visibility): Overhaul.
        (determine_visibility_from_class): Likewise.
        (min_vis_r, type_visibility, constrain_visibility): New fns.
        (constrain_visibility_for_template): Likewise.
        (constrain_class_visibility): Likewise.
        * cp/decl.c (cp_finish_decl): Call determine_visibility for function
        decls, too.
        * cp/name-lookup.c (pushtag): Call determine_visibility.
        * cp/decl.c (duplicate_decls): Don't copy visibility from template to
        specialization.
        * cp/pt.c (check_explicit_specialization): Likewise.
        (lookup_template_class, tsubst_decl): Call determine_visibility.
        * cp/class.c (finish_struct_1): Call constrain_class_visibility.

        PR c++/26905
        PR c++/21675
        PR c++/17470
        * cp/parser.c (cp_parser_explicit_instantiation): Pass the attributes
        to grokdeclarator.
        (cp_parser_type_specifier): Allow 'enum __attribute ((...)) E'.
        (cp_parser_enum_specifier): Likewise.
        (cp_parser_elaborated_type_specifier): Apply attributes if this
        declares only the class.
        (cp_parser_class_specifier): Apply leading attributes immediately.
        * cp/semantics.c (begin_class_definition): Add attributes parameter,
        apply them to the type.
        * attribs.c (decl_attributes): Ignore type-in-place attributes
        once the type has been defined.

        PR c++/21581
        PR c++/25915
        * cp/tree.c (decl_anon_ns_mem_p): New function.
        * cp/cp-tree.h: Declare it.
        * cp/decl2.c (determine_visibility): Make anonymous namespace
        members static.
        (min_vis_r, constrain_visibility): Likewise.
        * cp/rtti.c (create_pseudo_type_info): Set TREE_PUBLIC on
        pseudo-types.
        * cp/decl.c (cxx_init_decl_processing): Set TREE_PUBLIC on
        global_namespace.
        * cp/name-lookup.c (push_namespace_with_attribs): Don't set TREE_PUBLIC
        on anonymous namespaces.

From-SVN: r115086
2006-06-29 21:15:56 -04:00
Joseph Myers
5c076987a4 re PR c/25161 (Internal compiler error (segfault) instead of error message)
PR c/25161
	PR c/27020
	* c-decl.c (grokdeclarator): Disallow variably modified types at
	file scope.  Avoid marking shared array type of constant size as
	VLA.

testsuite:
	* gcc.dg/array-10.c: New test.

From-SVN: r114378
2006-06-05 01:51:45 +01:00
Mike Stump
fbbc17c78c Fix whitespacing
From-SVN: r114143
2006-05-26 23:09:14 +00:00
Volker Reichelt
4271a6f368 re PR c/26818 (tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in finish_struct, at c-decl.c:5350 (time.c))
PR c/26818
	* c-decl.c (finish_struct): Skip erroneous fields.

	* gcc.dg/struct-incompl-1.c: New test.

From-SVN: r113975
2006-05-22 12:20:41 +00:00
Mike Stump
c22cacf346 Whitespace fixups
From-SVN: r113893
2006-05-18 22:16:23 +00:00
Mike Stump
52ffd86eb6 Fix up vla, vm and [*] sematics.
PR c/18740
	PR c/7948
	PR c/25802
	* c-tree.h (struct c_arg_info): Add had_vla_unspec.
	(c_vla_unspec_p): Add.
	(c_vla_type_p): Add.
	* c-decl.c (struct c_scope): Add had_vla_unspec.
	(build_array_declarator): Add support for [*].
	(grokdeclarator): Likewise.
	(grokparms): Likewise.
	(get_parm_info): Likewise.
	* c-objc-common.c (c_vla_unspec_p): Likewise.
	* c-objc-common.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Likewise.
	* c-parser.c (c_parser_typeof_specifier): Evaluate arguments to
	typeof when argument is a variably modified type not inside sizeof or alignof.
	(c_parser_direct_declarator_inner): Propagate errors.
	(c_parser_sizeof_expression): Add support for [*].
	* c-typeck.c (c_vla_type_p): Add.
	(composite_type): Add support for vla compositing.
	(comptypes_internal): Add support for vla compatibility.
	(c_expr_sizeof_expr): Evaluate vla arguments.
	* tree.c (variably_modified_type_p): Update comment for [*].

testsuite:
	* gcc.dg/c90-arraydecl-1.c: Update for vla, vm [*] fixups.
	* gcc.dg/vla-4.c: Add.
	* gcc.dg/vla-5.c: Add.
	* gcc.dg/vla-6.c: Add.

From-SVN: r113888
2006-05-18 18:22:12 +00:00
Mark Mitchell
38a4afeecd re PR c++/26534 ([4.1] bitfield wrong optimize)
2006-04-23  Mark Mitchell  <mark@codesourcery.com>

	PR c++/26534
	* c-common.h (c_build_bitfield_integer_type): Declare.
	* c-decl.c (c_build_bitfield_integer_type): Move to ...
	* c-common.c (c_build_bitfield_integer_type): ... here.

2006-04-23  Mark Mitchell  <mark@codesourcery.com>

	PR c++/26534
	* cp-tree.h (is_bitfield_expr_with_lowered_type): New function.
	* typeck.c (is_bitfield_expr_with_lowered_type): New function.
	(decay_conversion): Convert bitfield expressions to the correct
	type.
	(build_modify_expr): Remove spurious conversions.
	* class.c (layout_class_type): Modify the type of bitfields to
	indicate a limited range. 
	* call.c (standard_conversion): Adjust the type of bitfield
	expressions used in an rvalue context.
	(build_conditional_expr): Likewise.
	
2006-04-23  Mark Mitchell  <mark@codesourcery.com>

	PR c++/26534
	* g++.dg/opt/bitfield1.C: New test.
	* g++.dg/compat/abi/bitfield1_main.C: Add -w.
	* g++.dg/compat/abi/bitfield1_x.C: Likewise.
	* g++.dg/compat/abi/bitfield1_y.C: Likewise.
	* g++.dg/compat/abi/bitfield2_main.C: Likewise.
	* g++.dg/compat/abi/bitfield2_x.C: Likewise.
	* g++.dg/compat/abi/bitfield2_y.C: Likewise.
	* g++.dg/abi/bitfield1.C: Add dg-warning markers.
	* g++.dg/abi/bitfield2.C: Likewise.
	* g++.dg/init/bitfield1.C: Likewise.

From-SVN: r113199
2006-04-23 18:04:33 +00:00
John David Anglin
1dc80d7a9d re PR testsuite/25171 (FAIL: gfortran.dg/mixed_io_1.f90)
PR testsuite/25171
	* c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
	of bit-field" when in system header.

From-SVN: r109990
2006-01-19 23:45:49 +00:00
Richard Sandiford
2fa6ddddfe * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
From-SVN: r109966
2006-01-19 16:28:31 +00:00
Richard Sandiford
1f0f7cebf9 re PR c/25805 (Incorrect handling of zero-initialized flexible arrays)
PR c/25805
	* c-decl.c (add_flexible_array_elts_to_size): New function.
	(finish_decl): Use it.

testsuite/
	PR c/25805
	* gcc.dg/pr25805.c: New file.

From-SVN: r109946
2006-01-19 07:35:47 +00:00
Diego Novillo
953ff28998 [multiple changes]
2006-01-18  Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* libgomp: New directory.
	* Makefile.def: Add target_module libgomp.
	* Makefile.in: Regenerate.
	* configure.in (target_libraries): Add target-libgomp.
	* configure: Regenerate.


contrib/

2006-01-18  Richard Henderson  <rth@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* gcc_update (files_and_dependencies): Add libgomp files.


gcc/

2006-01-18  Richard Henderson  <rth@redhat.com>
            Aldy Hernandez  <aldyh@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* omp-low.c: New file.
	* c-omp.c: New file.

2006-01-18  Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* doc/invoke.texi: Document -fopenmp.
	* tree-dump.h (debug_function): Declare.

	* hooks.c (hook_bool_tree_bool_false): New function.
	(hook_tree_tree_null): Remove.
	(hook_tree_tree_tree_null): New.
	* hooks.h: Update to match.

	* tree-pretty-print.c (debug_tree_chain): New.
	(print_generic_expr): Handle TDF_CHAIN.
	(dump_generic_node): Handle BLOCK.
	Do not abort with incomplete SWITCH_EXPRs.
	Do not dump body of an OpenMP directive if TDF_SLIM is given.
	<case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
	print space after directive name.
	<OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
	Handle OMP_MASTER and OMP_ORDERED.
	Handle printing of OMP_BODY just in one place, goto
	dump_omp_body in the rest of OMP_* nodes that have
	OMP_BODY.
	Don't handle clause nodes here.  Update omp statements to
	use dump_omp_clauses.
	Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
	OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
	OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
	GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
	GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
	GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
	Adjust output for GOMP_PARALLEL.
	(dump_omp_clauses): New.
	(print_declaration): Dump DECL_VALUE_EXPR.
	(op_symbol_1): Split out of op_symbol.
	(dumping_stmts): Remove.  Update all users.

	* cgraph.c (cgraph_analyze_queue): New.
	(cgraph_add_new_function): New.
	* cgraph.h (cgraph_analyze_queue): Declare.
	(cgraph_add_new_function): Declare.
	(cgraph_lower_function): Remove.

	* tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
	nodes.  Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
	and TYPE_P nodes in its default clause.
	(empty_body_p): New.
	(tree_range_check_failed): New.
	(build5_stat): New.

	* tree.h (OMP_CLAUSE_REDUCTION_INIT,
	OMP_CLAUSE_REDUCTION_MERGE,
	OMP_CLAUSE_REDUCTION_PLACEHOLDER,
	OMP_CLAUSE_PRIVATE_DEBUG,
	OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
	OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
	OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
	OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
	OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
	OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
	OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
	OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
	OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
	OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
	OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
	OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
	OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
	OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
	(TREE_RANGE_CHECK): New.
	(empty_body_p): Declare.
	(enum omp_clause_default_kind): New.
	(build_string_literal): Declare.
	(enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
	(build5_stat, build5): Declare.

	* tree-pass.h (TDF_CHAIN): Define.
	* tree-pass.h (PROP_gimple_lomp): Define.
	(pass_lower_omp): Declare.

	* diagnostic.h (debug_tree_chain): Declare.

	* builtins.c (get_builtin_sync_mode): Use 0 as last argument to
	mode_for_size.
	(expand_builtin): Handle sync BUILT_IN_*_16 builtins.
	* builtins.c (build_string_literal): Make extern.

	* gcc.c (include_spec_function): New.
	(static_spec_functions): Add it.
	(main): Move load of libgomp.spec ...
	(LINK_COMMAND_SPEC): ... here.
	(link_gomp_spec): New.
	(static_specs): Include it.
	(LINK_COMMAND_SPEC): Add link_gomp.
	(GOMP_SELF_SPECS): New.
	(driver_self_specs): Include it.
	(switch_matches): Don't mark inline.
	(main): Load libgomp.spec.

	* tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
	OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
	and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.

	* tree-gimple.h (enum omp_parallel): Declare.
	(determine_parallel_type): Declare.
	(omp_firstprivatize_variable): Declare.
	(omp_reduction_init): Declare.
	(diagnose_omp_structured_block_errors): Declare.
	(struct walk_stmt_info): Add want_return_expr.
	(struct walk_stmt_info): Add want_bind_expr, want_locations.
	(find_omp_clause): Declare.
	(insert_field_into_struct): Declare.
	(struct walk_stmt_info): Move from tree-nested.c
	(walk_stmts): Declare.

	* c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
	to 200505.

	* cgraphunit.c (cgraph_lower_function): Make static.
	(cgraph_finalize_pending_functions): New.
	(cgraph_finalize_function): Call it.
	(cgraph_finalize_compilation_unit): Likewise.

	* builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
	BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
	(BT_FN_UINT_UINT): New.
	(DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
	DEF_FUNCTION_TYPE_VAR_4): Document.
	(BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
	BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
	BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
	BT_FN_VOID_OMPFN_PTR_UINT_UINT,
	BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
	BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.

	* builtins.def: Update DEF_BUILTIN comment to include COND argument.
	Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
	into separate files.
	(DEF_GOMP_BUILTIN): New.
	(BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
	BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
	BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
	BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
	BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
	BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
	BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
	BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
	BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
	BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
	BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
	BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
	BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
	BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
	BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
	BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
	* sync-builtins.def: New file, moved from builtins.def.
	* omp-builtins.def: New file, moved from builtins.def.

	* c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.

	* gimple-low.c (lower_function_body): Clear data.
	(lower_stmt): Do not handle COMPOUND_EXPR.
	Remove call to print_node_brief.

	* c-tree.h (c_finish_omp_clauses): New prototype.
	(C_DECL_THREADPRIVATE_P): Define.
	(lookup_name_no_remap, c_omp_remap_private): Remove
	(c_begin_omp_parallel, c_finish_omp_parallel): Update.
	(check_for_loop_decls): Update decl.
	(lookup_name_no_remap, c_omp_remap_private): Declare.
	(build_indirect_ref, build_modify_expr, pushdecl,
	pushdecl_top_level): Move to c-common.h.

	* dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
	before the switch, but just in the 2 places that need it.

	* c-decl.c (diagnose_mismatched_decls): Do not check for
	mismatched thread-local attributes when OLDDECL is marked
	threadprivate and NEWDECL has no thread-local attributes.
	(merge_decls): Merge C_DECL_THREADPRIVATE_P.
	(c_gimple_diagnostics_recursively): Rename from
	c_warn_unused_result_recursively.  Invoke
	diagnose_omp_structured_block_errors.
	(check_for_loop_decls): Return a singular decl found.

	* langhooks.c (lhd_omp_predetermined_sharing): Return
	OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
	(lhd_omp_firstprivatize_type_sizes): New.
	(lhd_omp_assignment): New.
	(lhd_omp_predetermined_sharing): New.

	* langhooks.h (struct gimplify_omp_ctx): Forward declare.
	(struct lang_hooks_for_types): Add
	omp_firstprivatize_type_sizes, omp_privatize_by_reference,
	omp_predetermined_sharing, omp_disregard_value_expr,
	omp_private_debug_clause, omp_clause_default_ctor,
	omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.

	(c_finish_omp_clauses): New.
	(c_finish_bc_stmt): Diagnose break within omp for.
	(c_begin_omp_parallel, c_finish_omp_parallel): New.
	(build_unary_op): Return error_mark after reporting
	a readonly_error.
	(build_modify_expr): Likewise.

	* gimplify.c: Include optabs.h and pointer-set.h.
	(enum gimplify_omp_var_data): Declare.
	(struct gimplify_omp_ctx): Declare.
	(struct gimplify_ctx): Add fields prev_context, combined_pre_p
	and combined_ctxp.
	(gimplify_ctxp, gimplify_omp_ctxp): New local variables.
	(push_gimplify_context, pop_gimplify_context): Allow nesting.
	(splay_tree_compare_decl_uid): New.
	(new_omp_context): New.
	(delete_omp_context): New.
	(gimple_add_tmp_var): Call omp_add_variable.
	(gimplify_bind_expr): Likewise.
	(gimplify_var_or_parm_decl): If omp_notice_variable returned
	true, disregard DECL_VALUE_EXPR on the decl if any.
	(gimplify_expr_in_ctx): New.
	(omp_firstprivatize_variable, omp_firstprivatize_type_sizes
	omp_add_variable, omp_notice_variable, omp_is_private
	gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
	gimplify_adjust_omp_clauses, gimplify_omp_parallel
	gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
	gimplify_omp_atomic_fetch_op, goa_stabilize_expr
	gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
	gimplify_omp_atomic): New.
	(gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
	OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
	OMP_CRITICAL and OMP_ATOMIC.
	(gimplify_body): Verify gimplify_ctxp is empty after gimplification.

	* c-pragma.h (enum pragma_kind): Add
	PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
	PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
	PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
	PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
	PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
	PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
	PRAGMA_OMP_THREADPRIVATE.

	* tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
	OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
	OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
	OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
	OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
	OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
	OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
	OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
	OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.

	* print-tree.c (print_node): Dump DECL_VALUE_EXPR.

	* tree-ssa-dce.c (find_control_dependence): Do not assume that
	ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).

	* tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
	OpenMP directives.
	(struct nesting_info): Add field_map,
	suppress_expansion, debug_var_chain.
	(create_nesting_tree): Initialize them.
	(lookup_field_for_decl): Use field_map.
	(get_nonlocal_debug_decl, get_local_debug_decl): New.
	(convert_local_omp_clauses): New.
	(finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
	(walk_body): Split out of walk_function.
	(convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
	(convert_nonlocal_reference): Handle omp statements.
	(convert_local_reference): Likewise.
	(unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
	(unnest_nesting_tree): New.
	(lower_nested_functions): Call it.
	(insert_field_into_struct): Make extern.
	(struct walk_stmt_info): Move to tree-gimple.h.
	(walk_stmts): Make extern.

	* omp-builtins.def: New file.

	* tree-iterator.c (expr_only): Clarify comment.

	* c-common.h (pushdecl_top_level, pushdecl,
	build_modify_expr, build_indirect_ref,
	c_finish_omp_master, c_finish_omp_critical,
	c_finish_omp_ordered, c_finish_omp_barrier,
	c_finish_omp_atomic, c_finish_omp_flush,
	c_finish_omp_for, c_split_parallel_clauses,
	omp_clause_default_kind, c_omp_sharing_predetermined,
	c_omp_remap_decl): Declare.

	* Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
	(OBJS-common): Add omp-low.o.
	(c-omp.o, omp-low.o): Add.
	(gimplify.o): Add dependency on $(OPTABS_H).
	(GTFILES): Add omp-low.c.
	(gt-stringpool.h): Add.

	* tree-cfg.c (set_bb_for_stmt): Do not update the
	block-to-labels map if we are currently expanding to RTL.
	(tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
	checks.
	Handle IDENTIFIER_NODE.
	(tree_verify_flow_info): Do not ICE when emitting error
	messages about invalid labels.
	(dump_function_to_file): Reset CFUN before emitting the body
	of the function.
	(debug_function): New.

	* passes.c (init_optimization_passes): Schedule
	pass_lower_omp.

	* langhooks-def.h (lhd_omp_predetermined_sharing,
	lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
	Declare.
	(LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
	(LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
	LANG_HOOKS_OMP_PREDETERMINED_SHARING,
	LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
	LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
	LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
	LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
	LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
	LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
	(LANG_HOOK_DECLS): Use them.


2006-01-18  Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
	    Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>

	* c-parser.c (pragma_omp_clause): Define.
	(c_parser_declaration_or_fndef): Document OpenMP syntax.
	(c_parser_compound_statement): Likewise.
	(c_parser_statement): Likewise.
	(c_parser_pragma): Handle omp pragmas.
	(OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
	OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
	(c_parser_omp_clause_name, check_no_duplicate_clause,
	c_parser_omp_variable_list,
	c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
	c_parser_omp_clause_copyprivate,
	c_parser_omp_clause_default,
	c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
	c_parser_omp_clause_lastprivate,
	c_parser_omp_clause_nowait,
	c_parser_omp_clause_num_threads,
	c_parser_omp_clause_ordered, c_parser_omp_clause_private,
	c_parser_omp_clause_reduction,
	c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
	c_parser_omp_all_clauses, c_parser_omp_structured_block,
	c_parser_omp_atomic, c_parser_omp_barrier,
	c_parser_omp_critical, c_parser_omp_flush,
	c_parser_omp_for_loop, c_parser_omp_for,
	c_parser_omp_master, c_parser_omp_ordered,
	c_parser_omp_sections_scope, c_parser_omp_sections,
	c_parser_omp_parallel, c_parser_omp_single,
	c_parser_omp_construct, c_parser_omp_threadprivate): New.
	* c-pragma.c (init_pragma): Do omp pragma registration here.
	* c.opt (fopenmp): New flag.


2006-01-18  Eric Christopher  <echristo@apple.com>

	* gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
	* config/darwin.h (GOMP_SELF_SPECS): Define.


testsuite/

2006-01-18  Richard Henderson  <rth@redhat.com>
            Aldy Hernandez  <aldyh@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
            Diego Novillo  <dnovillo@redhat.com>
            Uros Bizjak  <uros@kss-loka.si>

	* testsuite/gcc.dg/gomp: New directory.

From-SVN: r109902
2006-01-18 14:21:25 -05:00
Mark Mitchell
3b2db49f36 PR c++/23171, c++/23172, c++/25417.
* c-decl.c (compound_literal_number): Remove.
	(build_compound_literal): Use set_compound_literal_name.
	* c-common.c (compound_literal_number): New variable.
	(set_compound_literal_name): New function.
	* c-common.h (set_compound_literal_name): Declare.

	PR c++/23171, c++/23172, c++/25417.
	* typeck.c (build_unary_op): Create temporary variables for
	compound literals whose addresses are taken.
	* init.c (expand_aggr_init_1): Use COMPOUND_LITERAL_P.
	* decl.c (reshape_init_vector): Likewise.
	(reshape_init): Give it external linkage.
	(check_initializer): Use COMPOUND_LITERAL_P.
	(initialize_artificial_var): Allow the initializer to be a
	CONSTRUCTOR.
	* call.c (make_temporary_var_for_ref_to_temp): Use
	create_temporary_var.
	* cp-tree.h (COMPOUND_LITERAL_P): New macro.
	(rehape_init): Declare.
	* typeck2.c (digest_init): Use COMPOUND_LITERAL_P.
	* semantics.c (finish_compound_literal): Use reshape_init.

	PR c++/23172
	* g++.dg/ext/complit4.C: New test.

	PR c++/25417
	* g++.dg/ext/complit5.C: Likewise.

From-SVN: r109075
2005-12-27 06:09:13 +00:00
Jon Grimm
9a8ce21f3b target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
2005-12-16  Jon Grimm  <jgrimm2@us.ibm.com>
	    Janis Johnson  <janis187@us.ibm.com>
	    Ben Elliston  <bje@au.ibm.com>

	* target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
	(TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
	* target.h (struct gcc_target): Add decimal_float_supported_p.
	* targhooks.c (default_scalar_mode_supported_p): Handle
	MODE_DECIMAL_FLOAT.
	* builtins.def: Add new builtins for 32, 64 and 128 bit variants
	of inf, nan, finite, isinf and isnan.
	* builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
	BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
	BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
	BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
	BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
	BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
	BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
	* c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
	Pedwarn if decimal floating point types are used.  Error if
	decimal floating point is not supported by the target.
	(finish_declspecs): Return type from DFP typespec_word.
	* c-typeck.c (c_common_type): Choose the decimal floating point
	type with the greater precision when determining a common type.
	(convert_arguments): Warn if there is a mismatch between argument
	and prototype for decimal float types.  Warn of conversions with
	binary float types and of precision narrowing due to prototype.
	* c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
	(c_token_starts_typename): Handle RID_DFLOAT32/64/128.
	(c_token_starts_declspecs): Likewise.
	(c_parser_attributes): Likewise.
	* c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
	RID_DFLOAT64, RID_DFLOAT128.
	(T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
	* c-common.c (c_common_type_for_mode): Handle decimal float modes.
	(shorten_compare): Convert DFP/BFP operands to a common type.
	(c_common_modes_and_builtins): Register built-in decimal float
	types if the target supports them.
	(handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
	* builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
	inf, nan, finite, isinf and isnan builtins.
	* c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
	(builtin_define_float_constants): Assert non-decimal radix.
	(c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
	Call builtin_define_decimal_float_constants for each type.
	* c-lex.c (interpret_float): Decode decimal float types from CPP_N
	flags.  Use real_from_string3, which can handle binary or decimal
	floats.
	* c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
	cts_dfloat64, cts_dfloat128.
	* tree.c (build_common_tree_nodes_2): Add decimal float types.
	* tree.h (enum tree_index): Add new enumeration values
	TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
	TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
	(dfloat32_type_node): New macro.
	(dfloat64_type_node, dfloat128_type_node): Likewise.
	(dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
	(dfloat128_ptr_type_node): Likewise.
	* c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
	bit decimal floating point types with "df", "dd" and "dl".
	* c-format.h (enum format_lengths): Add new enumeration values
	FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
	* c-format.c (printf_length_specs, scanf_length_specs): Add
	entries for H, D, DD.
	(print_char_table, scan_char_table): Use new entries.
	(asm_fprintf_char_table, gcc_diag_char_table,
	gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
	length arrays.
	* defaults.h (DECIMAL32_TYPE_SIZE): Define.
	(DECIMAL64_TYPE_SIZE): Likewise.
	(DECIMAL128_TYPE_SIZE): Likewise.
	(TARGET_DEC_EVAL_METHOD): Likewise.
	* doc/extend.texi (Decimal Float): New node.
	(Constructing Calls): Document decimal float built-ins.
	* doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
	* Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
	* ginclude/decfloat.h: New file.

Co-Authored-By: Ben Elliston <bje@au.ibm.com>
Co-Authored-By: Janis Johnson <janis187@us.ibm.com>

From-SVN: r108629
2005-12-16 17:38:26 +11:00
Nathan Sidwell
646c083546 re PR c++/21166 (g++ gives error on reference to packed structure elements)
.:	PR c++/21166
	* c-decl.c (finish_struct):  Only set DECL_PACKED on a field
	when its natural alignment is > BITS_PER_UNIT.
	* stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
	* c-common.c (handle_packed_attribute): Ignore packing on a field
	whose type is naturally char aligned.
cp:
	PR c++/21166
	* class.c (check_field_decls): Only set DECL_PACKED on a field
	when its natural alignment is > BITS_PER_UNIT.

From-SVN: r107599
2005-11-28 10:34:30 +00:00
Gabriel Dos Reis
b8b47f4251 re PR c/21668 (gratuitous warning about "extern const" with initializer)
PR c/21668
        * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
        compiling at the intersection of C and C++.

testsuite/
        PR c/21668
        * gcc.dg/Wc++-compat.c: New.
        * gcc.dg/Wno-c++-compat.c: New.

From-SVN: r107401
2005-11-23 07:07:33 +00:00
Mike Stump
7bbd0aab4c c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
* c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
	* config/darwin-c.c (darwin_pragma_unused): Likewise.
	* c-decl.c (lookup_name_two) Remove.
	* c-tree.h (lookup_name_two): Remove.
	* c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
	* langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
	(LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
	* langhooks.h (lang_hooks_for_decls): Add lookup_name.

cp:
	* cp-objcp-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
	* name-lookup.c (lookup_name_two): Remove.
	(lookup_name_one): Add.
	* name-lookup.h (lookup_name_two): Remove.
	(lookup_name_one): Add.

From-SVN: r107196
2005-11-18 23:40:29 +00:00
Mike Stump
988037306d c-decl.c (lookup_name_two): Add.
* c-decl.c (lookup_name_two): Add.
	* c-tree.h (lookup_name_two): Likewise.
	* c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
	* config/darwin-c.c (darwin_pragma_unused): Likewise.

cp:
	* name-lookup.c (lookup_name_two): Add.
	* name-lookup.h: Likewise.

testsuite:
	* g++.old-deja/g++.mike/unused.C: Add.

From-SVN: r107062
2005-11-16 02:08:11 +00:00
Andrew Pinski
fcc207bfd7 re PR c/24644 (gcc-4.1 compiled ppc64 kernels do not boot)
2005-11-09  Andrew Pinski  <pinskia@physics.uc.edu>

        PR c/24644
        * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
        a linkage name for a variable if it a register variable.
        * c-decl.c (grokdeclarator): Global register variables
        should be set as PUBLIC.

From-SVN: r106693
2005-11-09 04:33:59 -08:00
Steven Bosscher
f95f80d1a7 re PR c/23228 (Silly "unused variable" warning after redeclaration of a local variable)
PR c/23228
	* c-decl.c (pop_scope): Don't warn about an unused variable
	if it is marked with TREE_NO_WARNING.
	(duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
	somenow mismatch and olddecl is to be replaced.

From-SVN: r105621
2005-10-19 14:48:29 +00:00
Richard Guenther
9df594d7e7 re PR c/23576 (tree check: expected class ‘type’, have exceptional’ (error_mark) in grokdeclarator, at c-decl.c:4252)
2005-10-04  Richard Guenther  <rguenther@suse.de>

	PR c/23576
	* c-decl.c (grokdeclarator): Don't write to fields
	of error_mark_node.

	* gcc.dg/noncompile/pr23576.c: New testcase.

From-SVN: r104943
2005-10-04 13:58:42 +00:00
Andrew Pinski
11e3f4b6f7 re PR middle-end/23125 (OpenBSD's zic.c causes g++ but not gcc to segfault)
2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>

        PR middle-end/23125
        * decl.c (make_rtl_for_nonlocal_decl): Use set_user_assembler_name
        instead of change_decl_assembler_name.
2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>

        PR middle-end/23125
        * c-decl.c (finish_decl): Use set_user_assembler_name even for
        register variables.
        * varasm.c (make_decl_rtl): If a register variable does not
        have a set user assmbler name, error out.
        Decode the asmspec is now name+1 bypassing '*'.
2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>

        PR middle-end/23125
        * gcc.dg/register-var-3.c: New test.

From-SVN: r104942
2005-10-04 06:39:17 -07:00
Jakub Jelinek
df4b9cfe50 re PR middle-end/24109 (non unit-at-a-time failure with compound literals)
PR middle-end/24109
	* c-decl.c (c_write_global_declarations_1): If any
	wrapup_global_declaration_2 call returned true, restart the loop.

	* gcc.c-torture/execute/20050929-1.c: New test.

From-SVN: r104794
2005-09-29 23:34:33 +02:00
Richard Henderson
db5f8b93fe re PR debug/23190 (debug info omitted for uninitialized variables (stabs))
PR debug/23190
        * toplev.c (wrapup_global_declaration_1): Split out ...
        (wrapup_global_declaration_2): ... from ...
        (wrapup_global_declarations): ... here.  Return bool.
        (check_global_declaration_1): Split out ...
        (check_global_declarations): from here.
        (emit_debug_global_declarations): New.
        * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
        check_global_declaration_1, emit_debug_global_declarations): Declare.
        * c-decl.c (c_write_global_declarations_1): Don't create a vector
        of decls.  Call wrapup_global_declaration_1,
        wrapup_global_declaration_2, check_global_declaration_1 directly.
        (c_write_global_declarations_2): New.
        (ext_block): New.
        (c_write_global_declarations): Call c_write_global_declarations_2.
        * langhooks.c (write_global_declarations): Call
        emit_debug_global_declarations.
        * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
        remove decls that have DECL_RTL_SET_P.
        * passes.c (rest_of_decl_compilation): Invoke
        cgraph_varpool_finalize_decl for all but functions.
cp/
        * decl.c (wrapup_globals_for_namespace): Call
        emit_debug_global_declarations.
        * decl2.c (cp_finish_file): Likewise.

From-SVN: r104065
2005-09-08 17:47:05 -07:00
Craig Rodrigues
52d09157d5 c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls...
* c-decl.c (diagnose_mismatched_decls):  With -Wredundant-decls,
	do not issue warning for a variable definition following
	a declaration.

From-SVN: r103758
2005-09-02 01:09:42 +00:00
James E Wilson
9bc2a5cb82 Use TYPE_SIZE_UNIT consistently. Last patch was inconsistent.
* c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
array size check.

From-SVN: r103240
2005-08-17 17:21:28 -07:00
James E Wilson
355a9e437d Emit an error for too large arrays instead of an ICE.
PR tree-optimization/21105
* c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
TREE_OVERFLOW check.
* gcc.dg/large-size-array.c: New.

From-SVN: r103164
2005-08-16 11:23:58 -07:00
Kaveh R. Ghazi
06145cb9b4 aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
* aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
	* configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
	* system.h (HOST_PTR_PRINTF): Don't define, poison it.

	* bitmap.c, c-decl.c, config/i386/i386-interix.h,
	config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
	Delete HOST_PTR_PRINTF.

	* configure, config.in: Regenerate.

cp:
	* name-lookup.c, ptree.c: Delete HOST_PTR_PRINTF.

From-SVN: r103135
2005-08-16 00:13:53 +00:00
Joseph Myers
91d975b88e re PR c/23143 (parameter forward declarations broken)
PR c/23143
	* c-parser.c (c_parser_parms_list_declarator): Call
	mark_forward_parm_decls.
	* c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
	decls with visibility structure.

testsuite:
	* gcc.dg/parm-forwdecl-1.c, gcc.dg/parm-forwdecl-2.c,
	gcc.dg/parm-forwdecl-3.c, gcc.dg/parm-forwdecl-4.c: New tests.

From-SVN: r102581
2005-07-30 02:34:58 +01:00
Joseph Myers
7c47d6e984 re PR c/529 (-Wshadow warns on function prototypes vs. global vars)
PR c/529
	* c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
	nested function declarators.
	(pushdecl): Don't call warn_if_shadowing for PARM_DECL.
	(grokparms): Call warn_if_shadowing for parameters used within the
	parameter list.
	(store_parm_decls_newstyle): Call warn_if_shadowing for parameters
	not used within the parameter list.
	(store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.

testsuite:
	* gcc.dg/Wshadow-3.c: New test.

From-SVN: r102571
2005-07-30 00:58:37 +01:00
DJ Delorie
b9b8dde302 toplev.h: Add comment about the first parameter for warning().
* toplev.h: Add comment about the first parameter for warning().
* errors.h: Likewise.

* c.opt (Wpragmas): New.
* doc/invoke.texi: Document it.

* function.c (do_warn_unused_parameter): Add warning control to
warning call.
* c-decl.c (warn_if_shadowing): Likewise.
* c-lex.c (cb_def_pragma): Likewise.
* c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
(pop_alignment): Likewise.
(handle_pragma_pack): Likewise.
(apply_pragma_weak): Likewise.
(handle_pragma_weak): Likewise.
(handle_pragma_redefine_extname): Likewise.
(add_to_renaming_pragma_list): Likewise.
(handle_pragma_extern_prefix): Likewise.
(maybe_apply_renaming_pragma): Likewise.
(handle_pragma_visibility): Likewise.

* config/c4x/c4x-c.c (BAD): Likewise.
(c4x_parse_pragma): Likewise.
* config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
* config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
(rs6000_pragma_longcall): Likewise.
* config/v850/v850-c.c (pop_data_area): Likewise.
(ghs_pragma_section): Likewise.
(ghs_pragma_section): Likewise.
(ghs_pragma_interrupt): Likewise.
(ghs_pragma_starttda): Likewise.
(ghs_pragma_startsda): Likewise.
(ghs_pragma_startzda): Likewise.
(ghs_pragma_endtda): Likewise.
(ghs_pragma_endsda): Likewise.
(ghs_pragma_endzda): Likewise.

From-SVN: r102168
2005-07-19 16:19:16 -04:00