1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/parse/typedef4.C b/gcc/testsuite/g++.dg/parse/typedef4.C
new file mode 100644
index 000000000..8599fd1d8
--- /dev/null
+++ b/gcc/testsuite/g++.dg/parse/typedef4.C
@@ -0,0 +1,12 @@
+// { dg-do compile }
+
+// Origin: Matt Austern <austern@apple.com>
+
+// PR c++/7983: ICE typedef to typename as friend.
+
+template<class T> class smart_ptr2 {
+    T* real_ptr;
+ public:
+    typedef typename T::subT  td; // { dg-error "previous declaration" }
+    friend class td; // { dg-error "typedef|not name a class" }
+};