QMAKE_OBJCFLAGS_PRECOMPILE = -x objective-c-header -c ${QMAKE_PCH_INPUT} -o ${QMAKE_PCH_OUTPUT} QMAKE_OBJCFLAGS_USE_PRECOMPILE = $$QMAKE_CFLAGS_USE_PRECOMPILE QMAKE_OBJCXXFLAGS_PRECOMPILE = -x objective-c++-header -c ${QMAKE_PCH_INPUT} -o ${QMAKE_PCH_OUTPUT} QMAKE_OBJCXXFLAGS_USE_PRECOMPILE = $$QMAKE_CFLAGS_USE_PRECOMPILE QMAKE_XCODE_GCC_VERSION = com.apple.compilers.llvm.clang.1_0 QMAKE_CXXFLAGS += -stdlib=libc++ QMAKE_LFLAGS += -stdlib=libc++ QMAKE_AR_LTCG = libtool -static -o QMAKE_CFLAGS_APPLICATION_EXTENSION = -fapplication-extension