compiler-rt/test/rtsan/lit.cfg.py

   1 import os
   2
   3 # Setup config name.
   4 config.name = "RTSAN" + config.name_suffix
   5
   6
   7 default_rtsan_opts = "atexit_sleep_ms=0"
   8
   9 if config.host_os == "Darwin":
  10     # On Darwin, we default to `abort_on_error=1`, which would make tests run
  11     # much slower. Let's override this and run lit tests with 'abort_on_error=0'.
  12     default_rtsan_opts += ":abort_on_error=0"
  13
  14 if default_rtsan_opts:
  15     config.environment["RTSAN_OPTIONS"] = default_rtsan_opts
  16     default_rtsan_opts += ":"
  17
  18 config.substitutions.append(
  19     ("%env_rtsan_opts=", "env RTSAN_OPTIONS=" + default_rtsan_opts)
  20 )
  21
  22 # Setup source root.
  23 config.test_source_root = os.path.dirname(__file__)
  24
  25 # Setup default compiler flags use with -frtsan-instrument option.
  26 clang_rtsan_cflags = ["-frtsan-instrument", config.target_cflags]
  27
  28 clang_rtsan_cxxflags = config.cxx_mode_flags + clang_rtsan_cflags
  29
  30
  31 def 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.
  36 llvm_rtsan = os.path.join(config.llvm_tools_dir, "llvm-rtsan")
  37
  38 # Setup substitutions.
  39 if config.host_os == "Linux":
  40     libdl_flag = "-ldl"
  41 else:
  42     libdl_flag = ""
  43
  44 config.substitutions.append(("%clang ", build_invocation([config.target_cflags])))
  45 config.substitutions.append(
  46     ("%clangxx ", build_invocation(config.cxx_mode_flags + [config.target_cflags]))
  47 )
  48 config.substitutions.append(("%clang_rtsan ", build_invocation(clang_rtsan_cflags)))
  49 config.substitutions.append(("%clangxx_rtsan", build_invocation(clang_rtsan_cxxflags)))
  50 config.substitutions.append(("%llvm_rtsan", llvm_rtsan))
  51
  52 # Default test suffixes.
  53 config.suffixes = [".c", ".cpp"]
  54
  55 if config.host_os not in ["Darwin", "FreeBSD", "Linux", "NetBSD", "OpenBSD"]:
  56     config.unsupported = True
  57 elif "64" not in config.host_arch:
  58     if "arm" in config.host_arch:
  59         if "-mthumb" in config.target_cflags:
  60             config.unsupported = True
  61     else:
  62         config.unsupported = True
  63
  64 if config.host_os == "NetBSD":
  65     config.substitutions.insert(0, ("%run", config.netbsd_nomprotect_prefix))