1 files changed, 6 insertions, 1 deletions
diff --git a/clang/test/SemaCXX/undefined-inline.cpp b/clang/test/SemaCXX/undefined-inline.cpp
index 18973ef8b79..feb12f4552c 100644
--- a/clang/test/SemaCXX/undefined-inline.cpp
+++ b/clang/test/SemaCXX/undefined-inline.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -triple i686-pc-win32 -verify %s
+// RUN: %clang_cc1 -fsyntax-only -triple i686-pc-win32 -verify -std=c++11 %s
 // PR14993
 
 namespace test1 {
@@ -61,3 +61,8 @@ namespace test11 {
   inline void bar() __attribute__((dllimport));
   void test() { foo(); bar(); }
 }
+
+namespace test12 {
+  template<typename> constexpr int _S_chk(int *);
+  decltype(_S_chk<int>(nullptr)) n;
+}