From bbceee64bef15b92b1f9b964b8d371bd07ea794a Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Thu, 18 Aug 2011 22:35:42 +0100 Subject: c-decl.c (shadow_tag_warned): Check for _Noreturn. * c-decl.c (shadow_tag_warned): Check for _Noreturn. (quals_from_declspecs): Assert _Noreturn not present. (grokdeclarator): Handle _Noreturn. (build_null_declspecs): Initialize noreturn_p. (declspecs_add_scspec): Handle RID_NORETURN. * c-parser.c (c_token_starts_declspecs, c_parser_declspecs) (c_parser_attributes): Handle RID_NORETURN. * c-tree.h (struct c_declspecs): Add noreturn_p. * ginclude/stdnoreturn.h: New. * Makefile.in (USER_H): Add stdnoreturn.h. c-family: * c-common.c (c_common_reswords): Add _Noreturn. (keyword_is_function_specifier): Handle RID_NORETURN. * c-common.h (RID_NORETURN): New. testsuite: * gcc.dg/c1x-noreturn-1.c, gcc.dg/c1x-noreturn-2.c, gcc.dg/c1x-noreturn-3.c, gcc.dg/c1x-noreturn-4.c, gcc.dg/c1x-noreturn-5.c: New tests. From-SVN: r177881 --- gcc/ginclude/stdnoreturn.h | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 gcc/ginclude/stdnoreturn.h (limited to 'gcc/ginclude') diff --git a/gcc/ginclude/stdnoreturn.h b/gcc/ginclude/stdnoreturn.h new file mode 100644 index 00000000000..c92537ce2d7 --- /dev/null +++ b/gcc/ginclude/stdnoreturn.h @@ -0,0 +1,31 @@ +/* Copyright (C) 2011 Free Software Foundation, Inc. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3, or (at your option) +any later version. + +GCC is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +. */ + +/* ISO C1X: 7.23 _Noreturn . */ + +#ifndef _STDNORETURN_H +#define _STDNORETURN_H + +#define noreturn _Noreturn + +#endif /* stdnoreturn.h */ -- cgit v1.2.1