1 files changed, 59 insertions, 0 deletions
diff --git a/test/lit.common.cfg b/test/lit.common.cfg
new file mode 100644
index 000000000..4b198f21e
--- /dev/null
+++ b/test/lit.common.cfg
@@ -0,0 +1,59 @@
+# -*- Python -*-
+
+# Configuration file for 'lit' test runner.
+# This file contains common rules for various compiler-rt testsuites.
+# It is mostly copied from lit.cfg used by Clang.
+import os
+import platform
+
+import lit.formats
+
+# Setup test format
+execute_external = (platform.system() != 'Windows'
+                    or lit_config.getBashPath() not in [None, ""])
+config.test_format = lit.formats.ShTest(execute_external)
+
+# Setup clang binary.
+clang_path = getattr(config, 'clang', None)
+if (not clang_path) or (not os.path.exists(clang_path)):
+  lit_config.fatal("Can't find Clang on path %r" % clang_path)
+
+# Clear some environment variables that might affect Clang.
+possibly_dangerous_env_vars = ['COMPILER_PATH', 'RC_DEBUG_OPTIONS',
+                               'CINDEXTEST_PREAMBLE_FILE', 'LIBRARY_PATH',
+                               'CPATH', 'C_INCLUDE_PATH', 'CPLUS_INCLUDE_PATH',
+                               'OBJC_INCLUDE_PATH', 'OBJCPLUS_INCLUDE_PATH',
+                               'LIBCLANG_TIMING', 'LIBCLANG_OBJTRACKING',
+                               'LIBCLANG_LOGGING', 'LIBCLANG_BGPRIO_INDEX',
+                               'LIBCLANG_BGPRIO_EDIT', 'LIBCLANG_NOTHREADS',
+                               'LIBCLANG_RESOURCE_USAGE',
+                               'LIBCLANG_CODE_COMPLETION_LOGGING']
+# Clang/Win32 may refer to %INCLUDE%. vsvarsall.bat sets it.
+if platform.system() != 'Windows':
+    possibly_dangerous_env_vars.append('INCLUDE')
+for name in possibly_dangerous_env_vars:
+  if name in config.environment:
+    del config.environment[name]
+
+# Tweak PATH to include llvm tools dir.
+llvm_tools_dir = getattr(config, 'llvm_tools_dir', None)
+if (not llvm_tools_dir) or (not os.path.exists(llvm_tools_dir)):
+  lit_config.fatal("Invalid llvm_tools_dir config attribute: %r" % llvm_tools_dir)
+path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
+config.environment['PATH'] = path
+
+# Use ugly construction to explicitly prohibit "clang", "clang++" etc.
+# in RUN lines.
+config.substitutions.append(
+    (' clang', """\n\n*** Do not use 'clangXXX' in tests,
+     instead define '%clangXXX' substitution in lit config. ***\n\n""") )
+
+# Add supported compiler_rt architectures to a list of available features.
+compiler_rt_arch = getattr(config, 'compiler_rt_arch', None)
+if compiler_rt_arch:
+  for arch in compiler_rt_arch.split(";"):
+    config.available_features.add(arch + "-supported-target")
+
+compiler_rt_debug = getattr(config, 'compiler_rt_debug', False)
+if not compiler_rt_debug:
+  config.available_features.add('compiler-rt-optimized')