Frontend: Support -iframework.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142418 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Frontend/iframework.c b/test/Frontend/iframework.c
new file mode 100644
index 0000000..0c241fd
--- /dev/null
+++ b/test/Frontend/iframework.c
@@ -0,0 +1,3 @@
+// RUN: %clang -fsyntax-only -iframework%S/Inputs %s -Xclang -verify
+
+#include <TestFramework/TestFramework.h>