| // run | |
| // Copyright 2014 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. | |
| package main | |
| func shouldPanic(f func()) { | |
| defer func() { | |
| if recover() == nil { | |
| panic("not panicking") | |
| } | |
| }() | |
| f() | |
| } | |
| func f() { | |
| length := int(^uint(0) >> 1) | |
| a := make([]struct{}, length) | |
| b := make([]struct{}, length) | |
| _ = append(a, b...) | |
| } | |
| func main() { | |
| shouldPanic(f) | |
| } |