1// run 2 3// Copyright 2009 The Go Authors. All rights reserved. 4// Use of this source code is governed by a BSD-style 5// license that can be found in the LICENSE file. 6 7// Test static interface conversion of interface value nil. 8 9package main 10 11type R interface { R() } 12type RW interface { R(); W() } 13 14var e interface {} 15var r R 16var rw RW 17 18func main() { 19 r = r 20 r = rw 21 e = r 22 e = rw 23 rw = rw 24} 25