cmake LIBOMP_HAVE_MSSE2_FLAG examples

Lewuathe/mlir-hello thirdparty/llvm-project/openmp/runtime/cmake/config-ix.cmake :71 

check_cxx_compiler_flag(-msse2 LIBOMP_HAVE_MSSE2_FLAG)

llvm-mirror/openmp runtime/cmake/config-ix.cmake :60 

check_cxx_compiler_flag(-msse2 LIBOMP_HAVE_MSSE2_FLAG)

INET-RC/GeoMX 3rdparty/openmp/runtime/cmake/config-ix.cmake :71 

check_c_compiler_flag(-msse2 LIBOMP_HAVE_MSSE2_FLAG)