call.c (build_method_call): Issue a more helpful error message about ambiguous method names.

	* call.c (build_method_call): Issue a more helpful error message
	about ambiguous method names.

From-SVN: r55994

gcc/cp/ChangeLog

+2002-08-02  Mark Mitchell  <mark@codesourcery.com>
+
+	* call.c (build_method_call): Issue a more helpful error message
+	about ambiguous method names.
+
 2002-08-02  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* tree.c (build_shared_int_cst): Make cache file scope, and

gcc/cp/call.c

@@ -545,10 +545,16 @@ build_method_call (instance, name, parms, basetype_path, flags)
   else if (DECL_P (name))
     name = DECL_NAME (name);
   if (has_template_args)
-    fn = lookup_fnfields (object_type, name, /*protect=*/0);
+    fn = lookup_fnfields (object_type, name, /*protect=*/2);
   else
-    fn = lookup_member (object_type, name, /*protect=*/0, 
-			/*want_type=*/0);
+    fn = lookup_member (object_type, name, /*protect=*/2, /*want_type=*/0);
+  
+  if (fn && TREE_CODE (fn) == TREE_LIST && !BASELINK_P (fn))
+    {
+      error ("request for member `%D' is ambiguos", name);
+      print_candidates (fn);
+      return error_mark_node;
+    }
 
   /* If the name could not be found, issue an error.  */
   if (!fn)