message: Move -fcxx-modules to MANDATORY_MODULE_BUILD_CFLAGS (NFC)
diff: @@ -284,12 +284,13 @@ endif
  MANDATORY_MODULE_BUILD_CFLAGS := -fmodules -gmodules -fmodules-cache-path=$(CLANG_MODULE_CACHE_DIR)
  +ifeq "$(OS)" "Darwin"
  + MANDATORY_MODULE_BUILD_CFLAGS += -fcxx-modules
  +endif
  +
  ifeq "$(MAKE_GMODULES)" "YES"
  CFLAGS += $(MANDATORY_MODULE_BUILD_CFLAGS)
  CXXFLAGS += $(MANDATORY_MODULE_BUILD_CFLAGS)
  - ifeq "$(OS)" "Darwin"
  - CXXFLAGS += -fcxx-modules
  - endif
  endif
  CXXFLAGS += -std=c++11 $(CFLAGS) $(ARCH_CXXFLAGS)
  