Index: cp/init.c
===================================================================
--- cp/init.c	(revision 193495)
+++ cp/init.c	(working copy)
@@ -1047,12 +1047,17 @@ emit_mem_initializers (tree mem_inits)
   in_base_initializer = 1;
 
   /* Initialize base classes.  */
-  while (mem_inits
-	 && TREE_CODE (TREE_PURPOSE (mem_inits)) != FIELD_DECL)
+  for (; (mem_inits
+	  && TREE_CODE (TREE_PURPOSE (mem_inits)) != FIELD_DECL);
+       mem_inits = TREE_CHAIN (mem_inits))
     {
       tree subobject = TREE_PURPOSE (mem_inits);
       tree arguments = TREE_VALUE (mem_inits);
 
+      /* We will already have issued an error message.  */
+      if (arguments == error_mark_node)
+	continue;
+
       if (arguments == NULL_TREE)
 	{
 	  /* If these initializations are taking place in a copy constructor,
@@ -1085,8 +1090,6 @@ emit_mem_initializers (tree mem_inits)
                               tf_warning_or_error);
 	  expand_cleanup_for_base (subobject, NULL_TREE);
 	}
-
-      mem_inits = TREE_CHAIN (mem_inits);
     }
   in_base_initializer = 0;
 
Index: testsuite/g++.dg/cpp0x/vt-55323.C
===================================================================
--- testsuite/g++.dg/cpp0x/vt-55323.C	(revision 0)
+++ testsuite/g++.dg/cpp0x/vt-55323.C	(working copy)
@@ -0,0 +1,12 @@
+// { dg-options "-std=c++11" }
+
+struct foo {
+  foo(int a, float b);
+};
+
+struct bar : foo {
+  template<typename... Args>
+  bar(Args&&... args) : foo(2, args){} // { dg-error "parameter packs" }
+};
+
+bar b(2,1.);