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re PR c++/54249 ([C++11] No ::nullptr_t in header <stddef.h>)

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2012-10-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/54249
	* ginclude/stddef.h: In C++11 mode declare nullptr_t in the global
	namespace.

/testsuite
2012-10-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/54249
	* g++.dg/cpp0x/stddef.C: New.

From-SVN: r192173
This commit is contained in:
Paolo Carlini 2012-10-06 22:44:12 +00:00
parent 55d5c6aff7
commit 21c278c930
4 changed files with 25 additions and 1 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,9 @@
2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/54249
* ginclude/stddef.h: In C++11 mode declare nullptr_t in the global
namespace.
2012-10-06 Jan Hubicka <jh@suse.cz>
PR lto/53831
@ -23,7 +29,7 @@
2012-10-06 Jan Hubicka <jh@suse.cz>
PR lto/54790
PR lto/54790
* lto-streamer.h (lto_symtab_register_decl, lto_symtab_get_resolution,
lto_mark_nothrow_fndecl, lto_fixup_nothrow_decls): Remove.
* lto-symtab.c (lto_symtab_register_decl): Remove.

7
gcc/ginclude/stddef.h
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@ -427,6 +427,13 @@ typedef struct {
#endif
#endif /* C11 or C++11. */
#if defined(__cplusplus) && __cplusplus >= 201103L
#ifndef _GXX_NULLPTR_T
#define _GXX_NULLPTR_T
typedef decltype(nullptr) nullptr_t;
#endif
#endif /* C++11. */
#endif /* _STDDEF_H was defined this time */
#endif /* !_STDDEF_H && !_STDDEF_H_ && !_ANSI_STDDEF_H && !__STDDEF_H__

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2012-10-06 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/54249
* g++.dg/cpp0x/stddef.C: New.
2012-10-06 Janus Weil <janus@gcc.gnu.org>
PR fortran/54832

6
gcc/testsuite/g++.dg/cpp0x/stddef.C Normal file
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@ -0,0 +1,6 @@
// PR c++/54249
// { dg-do compile { target c++11 } }
#include <stddef.h>
::nullptr_t n;