diff options
Diffstat (limited to 'mkspecs/features/qt_common.prf')
| -rw-r--r-- | mkspecs/features/qt_common.prf | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/mkspecs/features/qt_common.prf b/mkspecs/features/qt_common.prf index fb96d1b6a0..f4ae5bde80 100644 --- a/mkspecs/features/qt_common.prf +++ b/mkspecs/features/qt_common.prf @@ -55,10 +55,18 @@ host_build:cross_compile: return() # -Wdate-time: warn if we use __DATE__ or __TIME__ (we want to be able to reproduce the exact same binary) # -Wvla: use of variable-length arrays (an extension to C++) clang { - # Clang 3.5 introduced -Wdate-time - # The conditional assumes we aren't compiling against Clang 2.x anymore - greaterThan(QT_CLANG_MAJOR_VERSION, 3)|greaterThan(QT_CLANG_MINOR_VERSION, 4): \ + clang_ver = $${QT_CLANG_MAJOR_VERSION}.$${QT_CLANG_MINOR_VERSION} + versionAtLeast(clang_ver, 3.5): \ QMAKE_CXXFLAGS_WARN_ON += -Wdate-time + + # Clang/LLVM 5.0 and Xcode 9.0 introduced unguarded availability warnings. + # The same construct has been a hard error in Swift from the very beginning. + apple_ver = $${QT_APPLE_CLANG_MAJOR_VERSION}.$${QT_APPLE_CLANG_MINOR_VERSION} + darwin:if(versionAtLeast(clang_ver, 5.0)|versionAtLeast(apple_ver, 9.0)): \ + QMAKE_CXXFLAGS_WARN_ON += \ + -Werror=unguarded-availability \ + -Werror=unguarded-availability-new \ + -Werror=unsupported-availability-guard } else: gcc:!intel_icc { QMAKE_CXXFLAGS_WARN_ON += -Wvla # GCC 5 introduced -Wdate-time |