diff options
| author | Rafael Roquetto <rafael.roquetto@kdab.com> | 2015-10-28 14:56:16 -0200 |
|---|---|---|
| committer | Rafael Roquetto <rafael.roquetto@kdab.com> | 2015-10-29 16:07:02 +0000 |
| commit | f7f4dde80e13ff1c05a9399297ffb746ab505e62 (patch) | |
| tree | 58d84b8651de8e768a5543841e4e8e7821f6d846 /src/corelib/global | |
| parent | 132b032a2f2220a60037e1fbc5273bbeee7763eb (diff) | |
Fix C++11 compiler detection for QNX.
1. _HAS_DINKUM_CLIB is defined whenever a C header is included, even when
Dinkum is disabled.
2. _HAS_* macros are always defined, as either 0 or 1.
Change-Id: I727b854a6a733e2028e6facc327e264d0c4c9e90
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Diffstat (limited to 'src/corelib/global')
| -rw-r--r-- | src/corelib/global/qcompilerdetection.h | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/src/corelib/global/qcompilerdetection.h b/src/corelib/global/qcompilerdetection.h index 8595c51368..2ff75d7561 100644 --- a/src/corelib/global/qcompilerdetection.h +++ b/src/corelib/global/qcompilerdetection.h @@ -922,24 +922,26 @@ # if defined(Q_OS_QNX) // QNX: test if we are using libcpp (Dinkumware-based). // Older versions (QNX 650) do not support C++11 features -// _HAS_CPP0X is defined by toolchains that actually include +// _HAS_* macros are set to 1 by toolchains that actually include // Dinkum C++11 libcpp. -# if defined(_HAS_DINKUM_CLIB) && !defined(_HAS_CPP0X) +# if !__GLIBCXX__ +# if !_HAS_CPP0X // Disable C++11 features that depend on library support # undef Q_COMPILER_INITIALIZER_LISTS # undef Q_COMPILER_RVALUE_REFS # undef Q_COMPILER_REF_QUALIFIERS # undef Q_COMPILER_UNICODE_STRINGS # undef Q_COMPILER_NOEXCEPT -# endif -# if defined(_HAS_DINKUM_CLIB) && !defined(_HAS_NULLPTR_T) +# endif // !_HAS_CPP0X +# if !_HAS_NULLPTR_T # undef Q_COMPILER_NULLPTR -# endif -# if defined(_HAS_DINKUM_CLIB) && !defined(_HAS_CONSTEXPR) +# endif //!_HAS_NULLPTR_T +# if !_HAS_CONSTEXPR // The libcpp is missing constexpr keywords on important functions like std::numeric_limits<>::min() // Disable constexpr support on QNX even if the compiler supports it # undef Q_COMPILER_CONSTEXPR -# endif +# endif // !_HAS_CONSTEXPR +# endif // !__GLIBCXX__ # endif // Q_OS_QNX # if (defined(Q_CC_CLANG) || defined(Q_CC_INTEL)) && defined(Q_OS_MAC) && defined(__GNUC_LIBSTD__) \ && ((__GNUC_LIBSTD__-0) * 100 + __GNUC_LIBSTD_MINOR__-0 <= 402) |