// $G $D/$F.go && $L $F.$A && ./$A.out || echo BUG method3

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// test that methods on slices work

package main

type T [] int
func (t T) Len() int { return len(t) }

type I interface {
	Len() int
}

func main() {
	var t T = T{0,1,2,3,4};
	var i I;
	i = t;
	if i.Len() != 5 {
		panicln("length", i.Len());
	}
}
