1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/warn/implicit-typename3.C b/gcc/testsuite/g++.dg/warn/implicit-typename3.C
new file mode 100644
index 00000000000..9b1ea8cfc5b
--- /dev/null
+++ b/gcc/testsuite/g++.dg/warn/implicit-typename3.C
@@ -0,0 +1,12 @@
+// { dg-do compile }
+
+// Origin: Wolfgang Bangerth <bangerth@ticam.utexas.edu>
+
+// PR c++/11039: Implicit typename warning in friend class declaration.
+
+template <typename T> struct X {
+  struct Y {
+    struct Z {};
+  };
+  template <typename U> friend struct Y::Z f(U);
+};