[PATCH] PR c++/103338 - Add testcase for issue fixed by recent commit

[Simon Martin]

The case in that PR used to ICE until commit f04dc89. This patch simply adds
the case to the testsuite.

Successfully tested on x86_64-pc-linux-gnu.

        PR c++/1033388

gcc/testsuite/ChangeLog:

        * g++.dg/parse/crash73.C: New test.

---
 gcc/testsuite/g++.dg/parse/crash73.C | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 gcc/testsuite/g++.dg/parse/crash73.C

diff --git a/gcc/testsuite/g++.dg/parse/crash73.C 
b/gcc/testsuite/g++.dg/parse/crash73.C
new file mode 100644
index 00000000000..5923b98b719
--- /dev/null
+++ b/gcc/testsuite/g++.dg/parse/crash73.C
@@ -0,0 +1,19 @@
+// PR c++/1033388
+// { dg-do compile { target c++11 } }
+
+template<class...>
+struct zip_view {
+  struct Iterator;
+};
+
+template<class...>
+struct zip_transform_view;
+
+template<class... Views>
+struct zip_view<Views...>::Iterator { // { dg-error "no class template" }
+  template<class... Uiews>
+  template<bool>
+  friend class zip_transform_view<Uiews...>::Iterator;
+};
+
+zip_view<>::Iterator iter;
-- 
2.44.0