1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/ttp23.C b/gcc/testsuite/g++.dg/template/ttp23.C
new file mode 100644
index 000000000..1210f042f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/ttp23.C
@@ -0,0 +1,17 @@
+// PR c++/29236
+
+template <typename T> struct A {};
+
+template <template <typename> class P>
+struct B {
+    template <template <typename> class Q>
+    friend bool foo (const B<Q>& a);
+};
+
+template <template <typename> class Q>
+bool foo (const B<Q>& a);
+
+void bar () {
+  B<A> a;
+  foo (a);
+}