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Add __USE_ISOCXX11

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This commit is contained in:
Ulrich Drepper 2011-12-23 23:20:07 -05:00
parent 03a718297d
commit 8fd8ff3bd8
2 changed files with 13 additions and 0 deletions
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ChangeLog
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@ -28,6 +28,9 @@
2011-12-23 Ulrich Drepper <drepper@gmail.com>
* include/features.h: Define __USE_ISOCXX11 when compiling ISo C++11
code.
[BZ #13528]
* libio/stdio.h: Do not declare gets for ISO C11 and _GNU_SOURCE.

10
include/features.h
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@ -100,6 +100,7 @@
#undef __USE_ISOC11
#undef __USE_ISOC99
#undef __USE_ISOC95
#undef __USE_ISOCXX11
#undef __USE_POSIX
#undef __USE_POSIX2
#undef __USE_POSIX199309
@ -206,6 +207,15 @@
# define __USE_ISOC95 1
#endif
/* This is to enable compatibility for ISO C++11.
So far g++ does not provide a macro. Check the temporary macro for
now, too. */
#if ((defined __cplusplus && __cplusplus >= 201103L) \
|| defined __GXX_EXPERIMENTAL_CXX0X__)
# define __USE_ISOCXX11 1
#endif
/* If none of the ANSI/POSIX macros are defined, use POSIX.1 and POSIX.2
(and IEEE Std 1003.1b-1993 unless _XOPEN_SOURCE is defined). */
#if ((!defined __STRICT_ANSI__ || (_XOPEN_SOURCE - 0) >= 500) && \