| # -*- Python -*- |
| |
| import os |
| |
| def get_required_attr(config, attr_name): |
| attr_value = getattr(config, attr_name, None) |
| if not attr_value: |
| lit.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 attributes common for all compiler-rt projects. |
| llvm_src_root = get_required_attr(config, 'llvm_src_root') |
| compiler_rt_lit_cfg = os.path.join(llvm_src_root, "projects", "compiler-rt", |
| "lib", "lit.common.cfg") |
| lit.load_config(config, compiler_rt_lit_cfg) |
| |
| # Setup config name. |
| config.name = 'AddressSanitizer' |
| |
| # Setup source root. |
| config.test_source_root = os.path.dirname(__file__) |
| |
| # Setup default compiler flags used with -faddress-sanitizer option. |
| # FIXME: Review the set of required flags and check if it can be reduced. |
| clang_asan_cxxflags = ("-faddress-sanitizer " |
| + "-mno-omit-leaf-frame-pointer " |
| + "-fno-omit-frame-pointer " |
| + "-fno-optimize-sibling-calls " |
| + "-g") |
| config.substitutions.append( ("%clang_asan ", (" " + config.clang + " " + |
| clang_asan_cxxflags + " ")) ) |
| |
| # Setup path to symbolizer script. |
| # FIXME: Instead we should copy this script to the build tree and point |
| # at it there. |
| asan_source_dir = os.path.join(config.test_source_root, "..") |
| symbolizer = os.path.join(asan_source_dir, |
| 'scripts', 'asan_symbolize.py') |
| if not os.path.exists(symbolizer): |
| lit.fatal("Can't find symbolizer script on path %r" % symbolizer) |
| config.substitutions.append( ('%symbolizer', (" " + symbolizer + " " ))) |
| |
| # Define CHECK-%os to check for OS-dependent output. |
| config.substitutions.append( ('CHECK-%os', ("CHECK-" + config.host_os))) |
| |
| # Default test suffixes. |
| config.suffixes = ['.c', '.cc', '.cpp'] |
| |
| # AddressSanitizer tests are currently supported on Linux and Darwin only. |
| if config.host_os not in ['Linux', 'Darwin']: |
| config.unsupported = True |