2 include(CheckCompilerFlag)
4 set(OBJC 1) # test that this is tolerated
6 check_compiler_flag(OBJC "-_this_is_not_a_flag_" SHOULD_FAIL)
8 message(SEND_ERROR "invalid OBJC compile flag didn't fail.")
11 check_compiler_flag(OBJC "-Wall" SHOULD_WORK)
13 message(SEND_ERROR "${CMAKE_OBJC_COMPILER_ID} compiler flag '-Wall' check failed")