66 lines · python
1import os2 3# Setup config name.4config.name = "RTSAN" + config.name_suffix5 6 7default_rtsan_opts = "atexit_sleep_ms=0"8 9if config.target_os == "Darwin":10 # On Darwin, we default to `abort_on_error=1`, which would make tests run11 # much slower. Let's override this and run lit tests with 'abort_on_error=0'.12 default_rtsan_opts += ":abort_on_error=0"13 14if default_rtsan_opts:15 config.environment["RTSAN_OPTIONS"] = default_rtsan_opts16 default_rtsan_opts += ":"17 18config.substitutions.append(19 ("%env_rtsan_opts=", "env RTSAN_OPTIONS=" + default_rtsan_opts)20)21 22# Setup source root.23config.test_source_root = os.path.dirname(__file__)24 25# Setup default compiler flags use with -frtsan-instrument option.26clang_rtsan_cflags = ["-frtsan-instrument", config.target_cflags]27 28clang_rtsan_cxxflags = config.cxx_mode_flags + clang_rtsan_cflags29 30 31def build_invocation(compile_flags):32 return " " + " ".join([config.clang] + compile_flags) + " "33 34 35# Assume that llvm-rtsan is in the config.llvm_tools_dir.36llvm_rtsan = os.path.join(config.llvm_tools_dir, "llvm-rtsan")37 38# Setup substitutions.39if config.target_os == "Linux":40 libdl_flag = "-ldl"41else:42 libdl_flag = ""43 44config.substitutions.append(("%clang ", build_invocation([config.target_cflags])))45config.substitutions.append(46 ("%clangxx ", build_invocation(config.cxx_mode_flags + [config.target_cflags]))47)48config.substitutions.append(("%clang_rtsan ", build_invocation(clang_rtsan_cflags)))49config.substitutions.append(("%clangxx_rtsan", build_invocation(clang_rtsan_cxxflags)))50config.substitutions.append(("%llvm_rtsan", llvm_rtsan))51 52# Default test suffixes.53config.suffixes = [".c", ".cpp"]54 55if config.target_os not in ["Darwin", "FreeBSD", "Linux", "NetBSD", "OpenBSD"]:56 config.unsupported = True57elif "64" not in config.host_arch:58 if "arm" in config.host_arch:59 if "-mthumb" in config.target_cflags:60 config.unsupported = True61 else:62 config.unsupported = True63 64if config.target_os == "NetBSD":65 config.substitutions.insert(0, ("%run", config.netbsd_nomprotect_prefix))66