cmake HAS_COLOR_FLAG examples

Project-OSRM/osrm-backend CMakeLists.txt :253

check_cxx_compiler_flag("-fdiagnostics-color=auto" HAS_COLOR_FLAG)

organicmaps/organicmaps 3party/osrm/osrm-backend/CMakeLists.txt :171

check_cxx_compiler_flag("-fdiagnostics-color=auto" HAS_COLOR_FLAG)