| enable_language(CXX) | |
| if (NOT ";${CMAKE_C_COMPILE_FEATURES};" MATCHES ";gnu_c_typeof;") | |
| # Simulate passing the test. | |
| message(SEND_ERROR | |
| "The compiler feature \"gnu_c_dummy\" is not known to C compiler\n\"GNU\"\nversion 4.8.1." | |
| ) | |
| return() | |
| endif() | |
| add_executable(main empty.c) | |
| target_compile_features(main | |
| PRIVATE | |
| gnu_c_typeof | |
| ) |