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| author | Ulrich Drepper <drepper@gmail.com> | 2011-12-23 23:20:07 -0500 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2012-01-01 07:17:20 -0500 |
| commit | 8fd8ff3bd8234593a694be045460e471d295a6af (patch) | |
| tree | 3adf6dcac110a640bad6c591a95a9b25c65c334b /include/features.h | |
| parent | 03a718297d64e68efb36069b0cc14c1039f32d89 (diff) | |
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Add __USE_ISOCXX11
Diffstat (limited to 'include/features.h')
| -rw-r--r-- | include/features.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/features.h b/include/features.h index b02ff750d3..173afc1c93 100644 --- a/include/features.h +++ b/include/features.h @@ -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) && \ |