Let test/Unit/lit.cfg add config.shlibdir to $PATH on DLL platforms like cygming.

This makes unittests run with BUILD_SHARED_LIBS on DLL platforms.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212316 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Unit/lit.cfg b/test/Unit/lit.cfg
index 04e88306881799c33f011e7020db0174ecd70848..e481dcc6a7bcbab31b5b9564f3e25ef8e9e2b71a 100644 (file)
--- a/test/Unit/lit.cfg
+++ b/test/Unit/lit.cfg
@@ -35,6 +35,11 @@ for symbolizer in ['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH']:
     if symbolizer in os.environ:
         config.environment[symbolizer] = os.environ[symbolizer]
 
+# Win32 seeks DLLs along %PATH%.
+if sys.platform in ['win32', 'cygwin'] and os.path.isdir(config.shlibdir):
+    config.environment['PATH'] = os.path.pathsep.join((
+            config.shlibdir, config.environment['PATH']))
+
 ###
 
 # Check that the object root is known.