if not "X86" in config.root.targets:
    config.unsupported = True

flags = "--target=x86_64-unknown-linux-gnu -nostdlib -mllvm -x86-asm-syntax=att"

config.substitutions.insert(0, ("%cflags", f"%cflags {flags}"))
config.substitutions.insert(0, ("%cxxflags", f"%cxxflags {flags}"))