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r181048 - in /trunk/gcc: ChangeLog Makefile.in ...
- From: jsm28 at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Sun, 06 Nov 2011 23:51:20 -0000
- Subject: r181048 - in /trunk/gcc: ChangeLog Makefile.in ...
Author: jsm28
Date: Sun Nov 6 23:51:19 2011
New Revision: 181048
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181048
Log:
* c-decl.c (shadow_tag_warned, grokdeclarator): Handle _Alignas
specifiers.
(build_null_declspecs): Initialize align_log and alignas_p fields.
(declspecs_add_alignas): New.
* c-parser.c (c_token_starts_declspecs): Handle RID_ALIGNAS.
(c_parser_declspecs): Handle _Alignas specifiers.
(c_parser_alignas_specifier): New.
(c_parser_alignof_expression): Diagnose alignof use for non-C1X.
Diagnose _Alignof (expression).
* c-tree.h (struct c_declspecs): Add align_log and alignas_p
fields.
(declspecs_add_alignas): Declare.
* ginclude/stddef.h (max_align_t): Define for C1X and C++11.
* ginclude/stdalign.h: New.
* Makefile.in (USER_H): Add stdalign.h.
c-family:
* c-common.c (c_common_reswords): Add _Alignas and _Alignof.
(c_sizeof_or_alignof_type): Diagnose alignof applied to a function
type.
(check_user_alignment): New. Split out of
handle_aligned_attribute. Disallow integer constants with
noninteger types. Conditionally allow zero.
(handle_aligned_attribute): Use check_user_alignment.
* c-common.h (RID_ALIGNAS, check_user_alignment): New.
testsuite:
* g++.dg/cpp0x/alignof3.C, gcc.dg/c1x-align-1.c,
gcc.dg/c1x-align-2.c, gcc.dg/c1x-align-3.c, gcc.dg/c1x-align-4.c,
gcc.dg/c90-align-1.c, gcc.dg/c99-align-1.c: New tests.
* gcc.dg/gnu89-const-expr-1.c, gcc.dg/gnu90-const-expr-1.c,
gcc.dg/gnu99-const-expr-1.c, gcc.dg/gnu99-static-1.c: Update
expected diagnostics.
Added:
trunk/gcc/ginclude/stdalign.h
trunk/gcc/testsuite/g++.dg/cpp0x/alignof3.C
trunk/gcc/testsuite/gcc.dg/c1x-align-1.c
trunk/gcc/testsuite/gcc.dg/c1x-align-2.c
trunk/gcc/testsuite/gcc.dg/c1x-align-3.c
trunk/gcc/testsuite/gcc.dg/c1x-align-4.c
trunk/gcc/testsuite/gcc.dg/c90-align-1.c
trunk/gcc/testsuite/gcc.dg/c99-align-1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/Makefile.in
trunk/gcc/c-decl.c
trunk/gcc/c-family/ChangeLog
trunk/gcc/c-family/c-common.c
trunk/gcc/c-family/c-common.h
trunk/gcc/c-parser.c
trunk/gcc/c-tree.h
trunk/gcc/ginclude/stddef.h
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/gnu89-const-expr-1.c
trunk/gcc/testsuite/gcc.dg/gnu90-const-expr-1.c
trunk/gcc/testsuite/gcc.dg/gnu99-const-expr-1.c
trunk/gcc/testsuite/gcc.dg/gnu99-static-1.c