1 files changed, 7 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/mangle.cpp b/clang/test/CodeGenCXX/mangle.cpp
index 8ae67c415ae..3a94071294d 100644
--- a/clang/test/CodeGenCXX/mangle.cpp
+++ b/clang/test/CodeGenCXX/mangle.cpp
@@ -1118,3 +1118,10 @@ namespace test56 {
   // CHECK-LABEL: @_ZN6test561fILi0EEEvDTplptL_ZNS_1aEE1nT_E
   template void f<0>(int);
 }
+
+namespace test57 {
+  struct X { template <int N> int f(); } x;
+  template<int N> void f(decltype(x.f<0>() + N)) {}
+  // CHECK-LABEL: @_ZN6test571fILi0EEEvDTplcldtL_ZNS_1xEE1fIXLi0EEEET_E
+  template void f<0>(int);
+}