| # -*- Python -*- |
| |
| import os |
| |
| def get_required_attr(config, attr_name): |
| attr_value = getattr(config, attr_name, None) |
| if attr_value == None: |
| lit_config.fatal( |
| "No attribute %r in test configuration! You may need to run " |
| "tests from your build directory or add this attribute " |
| "to lit.site.cfg " % attr_name) |
| return attr_value |
| |
| # Setup source root. |
| config.test_source_root = os.path.dirname(__file__) |
| config.name = 'UBSan-Minimal-' + config.target_arch |
| |
| def build_invocation(compile_flags): |
| return " " + " ".join([config.clang] + compile_flags) + " " |
| |
| target_cflags = [get_required_attr(config, "target_cflags")] |
| clang_ubsan_cflags = ["-fsanitize-minimal-runtime"] + target_cflags |
| clang_ubsan_cxxflags = config.cxx_mode_flags + clang_ubsan_cflags |
| |
| # Define %clang and %clangxx substitutions to use in test RUN lines. |
| config.substitutions.append( ("%clang ", build_invocation(clang_ubsan_cflags)) ) |
| config.substitutions.append( ("%clangxx ", build_invocation(clang_ubsan_cxxflags)) ) |
| |
| # Default test suffixes. |
| config.suffixes = ['.c', '.cc', '.cpp'] |
| |
| # Check that the host supports UndefinedBehaviorSanitizerMinimal tests |
| if config.host_os not in ['Linux', 'FreeBSD', 'NetBSD', 'Darwin', 'OpenBSD']: # TODO: Windows |
| config.unsupported = True |
| |
| # Don't target x86_64h if the test machine can't execute x86_64h binaries. |
| if '-arch x86_64h' in target_cflags and 'x86_64h' not in config.available_features: |
| config.unsupported = True |
| |
| config.available_features.add('arch=' + config.target_arch) |
