CONFIG -= debug QMAKE_CFLAGS += $$QMAKE_CFLAGS_RELEASE QMAKE_CXXFLAGS += $$QMAKE_CXXFLAGS_RELEASE QMAKE_OBJECTIVE_CFLAGS += $$QMAKE_OBJECTIVE_CFLAGS_RELEASE QMAKE_LFLAGS += $$QMAKE_LFLAGS_RELEASE QMAKE_LIBFLAGS += $$QMAKE_LIBFLAGS_RELEASE !debug_and_release:fix_output_dirs:fixExclusiveOutputDirs(release, debug)