cmake AWS_HAVE_MSVC_MULX examples

pingcap/tiflash contrib/aws-cmake/AwsFeatureTests.cmake :36 

check_c_source_runs("
        int main() {
        int foo = 42;
        _mulx_u32(1, 2, &foo);
        return foo != 2;
        }" AWS_HAVE_MSVC_MULX)

ByConity/ByConity contrib/aws-cmake/AwsFeatureTests.cmake :34 

check_c_source_runs("
        int main() {
        int foo = 42;
        _mulx_u32(1, 2, &foo);
        return foo != 2;
        }" AWS_HAVE_MSVC_MULX)