1 files changed, 31 insertions, 0 deletions
diff --git a/lib/ubsan/lit_tests/lit.common.cfg b/lib/ubsan/lit_tests/lit.common.cfg
new file mode 100644
index 000000000000..23c85e9fa065
--- /dev/null
+++ b/lib/ubsan/lit_tests/lit.common.cfg
@@ -0,0 +1,31 @@
+# -*- Python -*-
+
+import os
+
+def get_required_attr(config, attr_name):
+  attr_value = getattr(config, attr_name, None)
+  if not attr_value:
+    lit_config.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 source root.
+ubsan_lit_tests_dir = get_required_attr(config, 'ubsan_lit_tests_dir')
+config.test_source_root = os.path.join(ubsan_lit_tests_dir, 'TestCases')
+
+def DisplayNoConfigMessage():
+  lit_config.fatal("No site specific configuration available! " +
+                   "Try running your test from the build tree or running " +
+                   "make check-ubsan")
+
+# Default test suffixes.
+config.suffixes = ['.c', '.cc', '.cpp']
+
+# UndefinedBehaviorSanitizer tests are currently supported on
+# Linux and Darwin only.
+if config.host_os not in ['Linux', 'Darwin']:
+  config.unsupported = True
+
+config.pipefail = False