| # -*- Python -*- |
| |
| import os |
| |
| # Setup config name. |
| config.name = 'MemorySanitizer' |
| |
| # Setup source root. |
| config.test_source_root = os.path.dirname(__file__) |
| |
| # Setup default compiler flags used with -fsanitize=memory option. |
| clang_msan_cflags = ["-fsanitize=memory", |
| "-mno-omit-leaf-frame-pointer", |
| "-fno-omit-frame-pointer", |
| "-fno-optimize-sibling-calls", |
| "-m64"] + config.debug_info_flags |
| # Some Msan tests leverage backtrace() which requires libexecinfo on FreeBSD. |
| if config.host_os == 'FreeBSD': |
| clang_msan_cflags += ["-lexecinfo"] |
| clang_msan_cxxflags = config.cxx_mode_flags + clang_msan_cflags |
| |
| def build_invocation(compile_flags): |
| return " " + " ".join([config.clang] + compile_flags) + " " |
| |
| config.substitutions.append( ("%clang_msan ", build_invocation(clang_msan_cflags)) ) |
| config.substitutions.append( ("%clangxx_msan ", build_invocation(clang_msan_cxxflags)) ) |
| |
| # Default test suffixes. |
| config.suffixes = ['.c', '.cc', '.cpp'] |
| |
| # MemorySanitizer tests are currently supported on Linux only. |
| if config.host_os not in ['Linux']: |
| config.unsupported = True |