1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index e7a8863..3c0e7d8 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -4897,6 +4897,9 @@ tsubst_friend_function (tree decl, tree args)
      
      Then, in S<int>, template <class U> void f(int, U) is not an
      instantiation of anything.  */
+  if (new_friend == error_mark_node)
+    return error_mark_node;
+  
   DECL_USE_TEMPLATE (new_friend) = 0;
   if (TREE_CODE (decl) == TEMPLATE_DECL)
     {