[libclang] Add a libclang test I neglected to commit.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@150193 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Index/index-suppress-refs.cpp b/test/Index/index-suppress-refs.cpp
new file mode 100644
index 0000000..113dd40
--- /dev/null
+++ b/test/Index/index-suppress-refs.cpp
@@ -0,0 +1,12 @@
+
+#include "index-suppress-refs.hpp"
+
+class Sub : B1, B2 {
+  typedef B1 Base1;
+  typedef B2 Base2;
+};
+
+// RUN: env CINDEXTEST_SUPPRESSREFS=1 c-index-test -index-file %s | FileCheck %s
+// CHECK:      [indexDeclaration]: kind: c++-class | name: Sub
+// CHECK-NOT:  [indexEntityReference]: kind: c++-class | name: B1
+// CHECK-NOT:  [indexEntityReference]: kind: c++-class | name: B2