re PR c++/58835 (ICE with __PRETTY_FUNCTION__ in broken function)

	PR c++/58835
	* semantics.c (finish_fname): Handle error_mark_node.

From-SVN: r207955

gcc/cp/ChangeLog

+2014-02-20  Kai Tietz  <ktietz@redhat.com>
+
+	PR c++/58835
+	* semantics.c (finish_fname): Handle error_mark_node.
+
 2014-02-19  Jason Merrill  <jason@redhat.com>
 
 	PR c++/60046

gcc/cp/semantics.c

@@ -2630,7 +2630,8 @@ finish_fname (tree id)
   tree decl;
 
   decl = fname_decl (input_location, C_RID_CODE (id), id);
-  if (processing_template_decl && current_function_decl)
+  if (processing_template_decl && current_function_decl
+      && decl != error_mark_node)
     decl = DECL_NAME (decl);
   return decl;
 }