[Bug c/7948] gcc fails to fault gnu extension with -std=c99
mrs at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Thu May 18 18:22:00 GMT 2006
------- Comment #4 from mrs at gcc dot gnu dot org 2006-05-18 18:22 -------
Subject: Bug 7948
Author: mrs
Date: Thu May 18 18:22:12 2006
New Revision: 113888
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=113888
Log:
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.
Added:
trunk/gcc/testsuite/gcc.dg/vla-4.c
trunk/gcc/testsuite/gcc.dg/vla-5.c
trunk/gcc/testsuite/gcc.dg/vla-6.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/c-decl.c
trunk/gcc/c-objc-common.c
trunk/gcc/c-objc-common.h
trunk/gcc/c-parser.c
trunk/gcc/c-tree.h
trunk/gcc/c-typeck.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/c90-arraydecl-1.c
trunk/gcc/tree.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=7948
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