3 files changed, 9 insertions, 0 deletions
diff --git a/clang/test/Modules/Inputs/template-default-args/a.h b/clang/test/Modules/Inputs/template-default-args/a.h
index a8a01a9e313..532cbc8be03 100644
--- a/clang/test/Modules/Inputs/template-default-args/a.h
+++ b/clang/test/Modules/Inputs/template-default-args/a.h
@@ -9,4 +9,8 @@ template<typename T = int> struct H;
 template<typename T> struct J {};
 template<typename T = int> struct J;
 struct K : J<> {};
+template<typename T = void> struct L;
+struct FriendL {
+  template<typename T> friend struct L;
+};
 END
diff --git a/clang/test/Modules/Inputs/template-default-args/module.modulemap b/clang/test/Modules/Inputs/template-default-args/module.modulemap
index d54dfc345ab..21bf40c3bcc 100644
--- a/clang/test/Modules/Inputs/template-default-args/module.modulemap
+++ b/clang/test/Modules/Inputs/template-default-args/module.modulemap
@@ -3,3 +3,6 @@ module X {
   module B { header "b.h" }
   module C { header "c.h" }
 }
+module Y {
+  module D { header "d.h" }
+}
diff --git a/clang/test/Modules/template-default-args.cpp b/clang/test/Modules/template-default-args.cpp
index 3a519f2d8a7..9d16cbf4342 100644
--- a/clang/test/Modules/template-default-args.cpp
+++ b/clang/test/Modules/template-default-args.cpp
@@ -13,6 +13,7 @@ template<typename T = int, typename U = int> struct I {};
 END
 
 #include "b.h"
+#include "d.h"
 
 BEGIN
 template<typename T = int> struct A {};
@@ -41,4 +42,5 @@ G<> g; // expected-error {{default argument of 'G' must be imported from module
 H<> h; // expected-error {{default argument of 'H' must be imported from module 'X.A' before it is required}}
 // expected-note@a.h:8 {{default argument declared here}}
 I<> i;
+L<> *l;
 END