compiler-rt/test/ubsan_minimal/lit.common.cfg.py

   1 # -*- Python -*-
   2
   3 import os
   4
   5
   6 def get_required_attr(config, attr_name):
   7     attr_value = getattr(config, attr_name, None)
   8     if attr_value == None:
   9         lit_config.fatal(
  10             "No attribute %r in test configuration! You may need to run "
  11             "tests from your build directory or add this attribute "
  12             "to lit.site.cfg.py " % attr_name
  13         )
  14     return attr_value
  15
  16
  17 # Setup source root.
  18 config.test_source_root = os.path.dirname(__file__)
  19 config.name = "UBSan-Minimal-" + config.target_arch
  20
  21
  22 def build_invocation(compile_flags):
  23     return " " + " ".join([config.clang] + compile_flags) + " "
  24
  25
  26 target_cflags = [get_required_attr(config, "target_cflags")]
  27 clang_ubsan_cflags = ["-fsanitize-minimal-runtime"] + target_cflags
  28 clang_ubsan_cxxflags = config.cxx_mode_flags + clang_ubsan_cflags
  29
  30 # Define %clang and %clangxx substitutions to use in test RUN lines.
  31 config.substitutions.append(("%clang ", build_invocation(clang_ubsan_cflags)))
  32 config.substitutions.append(("%clangxx ", build_invocation(clang_ubsan_cxxflags)))
  33
  34 # Default test suffixes.
  35 config.suffixes = [".c", ".cpp"]
  36
  37 # Check that the host supports UndefinedBehaviorSanitizerMinimal tests
  38 if config.host_os not in [
  39     "Linux",
  40     "FreeBSD",
  41     "NetBSD",
  42     "Darwin",
  43     "OpenBSD",
  44     "SunOS",
  45 ]:  # TODO: Windows
  46     config.unsupported = True
  47
  48 # Don't target x86_64h if the test machine can't execute x86_64h binaries.
  49 if "-arch x86_64h" in target_cflags and "x86_64h" not in config.available_features:
  50     config.unsupported = True