diff options
| -rw-r--r-- | src/corelib/global/qcompilerdetection.h | 10 | ||||
| -rw-r--r-- | src/corelib/global/qglobal.h | 7 |
2 files changed, 16 insertions, 1 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 */ diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h index a7183cb983..4528005177 100644 --- a/src/corelib/global/qglobal.h +++ b/src/corelib/global/qglobal.h @@ -631,7 +631,12 @@ inline void qt_noop(void) {} */ #if !defined(QT_NO_EXCEPTIONS) -# if defined(QT_BOOTSTRAPPED) || (defined(Q_CC_GNU) && !defined (__EXCEPTIONS) && !defined(Q_MOC_RUN)) +# if !defined(Q_MOC_RUN) +# if (defined(Q_CC_CLANG) && !defined(Q_CC_INTEL) && !QT_HAS_FEATURE(cxx_exceptions)) || \ + (defined(Q_CC_GNU) && !defined(__EXCEPTIONS)) +# define QT_NO_EXCEPTIONS +# endif +# elif defined(QT_BOOTSTRAPPED) # define QT_NO_EXCEPTIONS # endif #endif |