enable_language (Fortran) | |
include(CheckCompilerFlag) | |
set(Fortran 1) # test that this is tolerated | |
check_compiler_flag(Fortran "-_this_is_not_a_flag_" SHOULD_FAIL) | |
if(SHOULD_FAIL) | |
message(SEND_ERROR "invalid Fortran compile flag didn't fail.") | |
endif() | |
if(CMAKE_Fortran_COMPILER_ID STREQUAL "GNU") | |
check_compiler_flag(Fortran "-Wall" SHOULD_WORK) | |
if(NOT SHOULD_WORK) | |
message(SEND_ERROR "${CMAKE_Fortran_COMPILER_ID} compiler flag '-Wall' check failed") | |
endif() | |
endif() |