llvm-project/llvm/test/Object/X86/lit.local.cfg

config.suffixes = ['.test']

def getRoot(config):
    if not config.parent:
        return config
    return getRoot(config.parent)

root = getRoot(config)

targets = set(root.targets_to_build.split())
if not 'X86' in targets:
    config.unsupported = True