if config.spirv_tools_tests:
    config.available_features.add("spirv-tools")
    config.substitutions.append(("spirv-as", os.path.join(config.llvm_tools_dir, "spirv-as")))
    config.substitutions.append(("spirv-val", os.path.join(config.llvm_tools_dir, "spirv-val")))