cat << EOF | "$STAGING_DIR_HOST/bin/g++" -c -x c++ -o /dev/null - >/dev/null 2>&1 #if __clang__ #if __clang_major__ < $3 #error "clang too old" #endif #else #if __GNUC__ < $1 || (__GNUC__ == $1 && (__GNUC_MINOR__ < $2)) #error "gcc too old" #endif #endif EOF [ $? -eq 0 ] && echo y || echo n