diff --git a/clang/test/Modules/cxx-templates.cpp b/clang/test/Modules/cxx-templates.cpp
index 679d7d1..cbe9f35 100644
--- a/clang/test/Modules/cxx-templates.cpp
+++ b/clang/test/Modules/cxx-templates.cpp
@@ -110,6 +110,9 @@
 static_assert(Outer<int>::Inner<int>::f() == 1, "");
 static_assert(Outer<int>::Inner<int>::g() == 2, "");
 
+static_assert(MergeTemplateDefinitions<int>::f() == 1, "");
+static_assert(MergeTemplateDefinitions<int>::g() == 2, "");
+
 RedeclaredAsFriend<int> raf1;
 RedeclareTemplateAsFriend<double> rtaf;
 RedeclaredAsFriend<double> raf2;