| // run | |
| // Copyright 2015 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. | |
| // Issue 10135: append a slice with zero-sized element used | |
| // to always return a slice with the same data pointer as the | |
| // old slice, even if it's nil, so this program used to panic | |
| // with nil pointer dereference because after append, s is a | |
| // slice with nil data pointer but non-zero len and cap. | |
| package main | |
| type empty struct{} | |
| func main() { | |
| var s []empty | |
| s = append(s, empty{}) | |
| for _, v := range s { | |
| _ = v | |
| } | |
| } |