| // run | |
| // Copyright 2017 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 19710: mishandled defer delete(...) | |
| package main | |
| func main() { | |
| if n := len(f()); n != 0 { | |
| println("got", n, "want 0") | |
| panic("bad defer delete") | |
| } | |
| } | |
| func f() map[int]bool { | |
| m := map[int]bool{} | |
| for i := 0; i < 3; i++ { | |
| m[i] = true | |
| defer delete(m, i) | |
| } | |
| return m | |
| } |