1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/template/spec22.C b/gcc/testsuite/g++.dg/template/spec22.C
new file mode 100644
index 000000000..f916ea468
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/spec22.C
@@ -0,0 +1,21 @@
+// Copyright (C) 2005 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 2 Apr 2005 <nathan@codesourcery.com>
+
+// PR 20723
+// Origin: Andrew Pinski <pinskia@gcc.gnu.org>
+//         Nathan Sidwell <nathan@gcc.gnu.org>
+
+template <typename T> class srp;
+template <typename T> struct ptr
+{
+  template <typename U> ptr(const srp<U> &other); // { dg-message "ptr<T>::ptr" }
+};
+template <typename T> struct srp
+{
+  template <typename U> operator ptr<U>(void) const; // { dg-message "srp<T>::operator" }
+};
+ptr<int> parent_get()
+{
+  srp<int> parent;		// { dg-message "candidate" }
+  return parent; // { dg-error "is ambiguous" }
+}