diff --git a/clang/test/Parser/portability.c b/clang/test/Parser/portability.c
new file mode 100644
index 000000000000..a96aee5c655d
--- /dev/null
+++ b/clang/test/Parser/portability.c
@@ -0,0 +1,5 @@
+// RUN: clang -arch ppc -arch linux -fsyntax-only %s 2>&1 | grep note | wc -l | grep 1
+
+// wchar_t varies across targets.
+void *X = L"foo";
+