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Diffstat (limited to 'src/corelib/global/qcompilerdetection.h')
| -rw-r--r-- | src/corelib/global/qcompilerdetection.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/corelib/global/qcompilerdetection.h b/src/corelib/global/qcompilerdetection.h index c8f1280e21..038ad03cb0 100644 --- a/src/corelib/global/qcompilerdetection.h +++ b/src/corelib/global/qcompilerdetection.h @@ -1155,6 +1155,16 @@ #endif /* + * a useful extension from Clang + * http://clang.llvm.org/docs/LanguageExtensions.html#feature-checking-macros + */ +#ifdef __has_feature +# define QT_HAS_FEATURE(x) __has_feature(x) +#else +# define QT_HAS_FEATURE(x) 0 +#endif + +/* * Warning/diagnostic handling */ |