2008-02-18  Jakub Jelinek  <jakub@redhat.com>

	PR c++/35028
	* cp-gimplify.c (cxx_omp_clause_apply_fn): Handle vararg copy ctors.

	* g++.dg/gomp/pr35028.C: New test.

--- gcc/cp/cp-gimplify.c.jj	2008-02-11 14:45:57.000000000 +0100
+++ gcc/cp/cp-gimplify.c	2008-02-18 14:27:59.000000000 +0100
@@ -844,7 +844,8 @@ cxx_omp_clause_apply_fn (tree fn, tree a
       if (arg2)
 	argarray[i++] = p2;
       /* Handle default arguments.  */
-      for (parm = defparm; parm != void_list_node; parm = TREE_CHAIN (parm), i++)
+      for (parm = defparm; parm && parm != void_list_node;
+	   parm = TREE_CHAIN (parm), i++)
 	argarray[i] = convert_default_arg (TREE_VALUE (parm),
 					   TREE_PURPOSE (parm), fn, i);
       t = build_call_a (fn, i, argarray);
@@ -875,7 +876,7 @@ cxx_omp_clause_apply_fn (tree fn, tree a
       if (arg2)
 	argarray[i++] = build_fold_addr_expr (arg2);
       /* Handle default arguments.  */
-      for (parm = defparm; parm != void_list_node;
+      for (parm = defparm; parm && parm != void_list_node;
 	   parm = TREE_CHAIN (parm), i++)
 	argarray[i] = convert_default_arg (TREE_VALUE (parm),
 					   TREE_PURPOSE (parm),
--- gcc/testsuite/g++.dg/gomp/pr35028.C.jj	2008-02-18 14:40:42.000000000 +0100
+++ gcc/testsuite/g++.dg/gomp/pr35028.C	2008-02-18 14:40:10.000000000 +0100
@@ -0,0 +1,19 @@
+// PR c++/35028
+// { dg-do compile }
+// { dg-options "-fopenmp" }
+
+struct A
+{
+  A ();
+  A (const A &, ...);
+  ~A ();
+  A operator++ (int);
+};
+
+void
+foo ()
+{
+  A a;
+  #pragma omp parallel firstprivate (a)
+    a++;
+}