1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/parse/undefined4.C b/gcc/testsuite/g++.dg/parse/undefined4.C
new file mode 100644
index 000000000..0bdc188d6
--- /dev/null
+++ b/gcc/testsuite/g++.dg/parse/undefined4.C
@@ -0,0 +1,11 @@
+// PR c++/5665
+// Origin: Bergur Ragnarsson <bergur@tern.is>
+// Reduced version: Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+// { dg-do compile }
+
+template<typename T> class A
+{
+    class B { X foo(); }; // { dg-error "" }
+};
+
+template<typename T> X A<T>::B::foo() {} // { dg-error "" }