Introduce -DLLVM_USE_SANITIZER=Undefined CMake option to build UBSan-ified version...

[oota-llvm.git] / test / lit.cfg

diff --git a/test/lit.cfg b/test/lit.cfg
index 2b9b2d9a7d05b2f137892aa02f2ddbc5114f8087..fefba5257cbbb8e16501f2862d2bb41fdc83720f 100644 (file)
--- a/test/lit.cfg
+++ b/test/lit.cfg
@@ -96,7 +96,7 @@ for symbolizer in ['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH']:
         config.environment[symbolizer] = os.environ[symbolizer]
 
 # Propagate options for sanitizers.
-for options in ['ASAN_OPTIONS']:
+for options in ['ASAN_OPTIONS', 'UBSAN_OPTIONS']:
     if options in os.environ:
         config.environment[options] = os.environ[options]
 
@@ -228,7 +228,6 @@ for pattern in [r"\bbugpoint\b(?!-)",
                 r"\bllvm-rtdyld\b",
                 r"\bllvm-size\b",
                 r"\bllvm-tblgen\b",
-                r"\bllvm-uselistorder\b",
                 r"\bllvm-vtabledump\b",
                 r"\bllvm-c-test\b",
                 r"\bmacho-dump\b",
@@ -236,6 +235,7 @@ for pattern in [r"\bbugpoint\b(?!-)",
                 r"\bFileCheck\b",
                 r"\bobj2yaml\b",
                 r"\byaml2obj\b",
+                r"\bverify-uselistorder\b",
                 # Handle these specially as they are strings searched
                 # for during testing.
                 r"\| \bcount\b",
@@ -301,8 +301,28 @@ else:
 if config.host_triple == config.target_triple:
     config.available_features.add("native")
 
-# Ask llvm-config about assertion mode.
 import subprocess
+
+def have_ld_plugin_support():
+    if not os.path.exists(os.path.join(config.llvm_shlib_dir, 'LLVMgold.so')):
+        return False
+
+    ld_cmd = subprocess.Popen(['ld', '--help'], stdout = subprocess.PIPE)
+    if not '-plugin' in ld_cmd.stdout.read():
+        return False
+    ld_cmd.wait()
+
+    ld_version = subprocess.Popen(['ld', '--version'], stdout = subprocess.PIPE)
+    if not 'GNU gold' in ld_version.stdout.read():
+        return False
+    ld_version.wait()
+
+    return True
+
+if have_ld_plugin_support():
+    config.available_features.add('ld_plugin')
+
+# Ask llvm-config about assertion mode.
 try:
     llvm_config_cmd = subprocess.Popen(
         [os.path.join(llvm_tools_dir, 'llvm-config'), '--assertion-mode'],