re PR c++/44627 (ICE in dump_expr, at cp/error.c:1735)

	PR c++/44627
	* error.c (dump_expr): Don't look at CALL_EXPR_ARG (t, 0) if
	the CALL_EXPR has no arguments.

	* g++.dg/diagnostic/method1.C: New test.

From-SVN: r161227

gcc/cp/ChangeLog

+2010-06-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/44627
+	* error.c (dump_expr): Don't look at CALL_EXPR_ARG (t, 0) if
+	the CALL_EXPR has no arguments.
+
 2010-06-21  Jason Merrill  <jason@redhat.com>
 
 	* typeck.c (comp_except_specs): Fix ce_derived with noexcept.

gcc/cp/error.c

@@ -1759,7 +1759,9 @@ dump_expr (tree t, int flags)
 	if (TREE_CODE (fn) == OBJ_TYPE_REF)
 	  fn = resolve_virtual_fun_from_obj_type_ref (fn);
 
-	if (TREE_TYPE (fn) != NULL_TREE && NEXT_CODE (fn) == METHOD_TYPE)
+	if (TREE_TYPE (fn) != NULL_TREE
+	    && NEXT_CODE (fn) == METHOD_TYPE
+	    && call_expr_nargs (t))
 	  {
 	    tree ob = CALL_EXPR_ARG (t, 0);
 	    if (TREE_CODE (ob) == ADDR_EXPR)

gcc/testsuite/ChangeLog

+2010-06-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/44627
+	* g++.dg/diagnostic/method1.C: New test.
+
 2010-06-22  Cary Coutant  <ccoutant@google.com>
 
 	* g++.dg/debug/dwarf2/dwarf4-typedef.C: New test.

gcc/testsuite/g++.dg/diagnostic/method1.C

+// PR c++/44627
+// { dg-do compile }
+
+struct A
+{
+  A *foo ();
+};
+
+template <class T>
+void
+bar ()
+{
+  A::foo ().anything;	// { dg-error "request for member" }
+}
+
+void
+baz ()
+{
+  bar <int> ();
+}