1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/param2.C b/gcc/testsuite/g++.dg/template/param2.C
new file mode 100644
index 000000000..d25b85565
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/param2.C
@@ -0,0 +1,8 @@
+// Origin PR c++/47311
+// { dg-do compile }
+
+template < typename > class A0;
+template <class Key, class T, template < typename TF = T> class TC = A0> class B0;
+
+template <int> class A1;
+template <class Key, class T, template <T p> class TC = A1> class B1;