| // run | |
| // Copyright 2016 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 | |
| import "fmt" | |
| func f1() (x int) { | |
| for { | |
| defer func() { | |
| recover() | |
| x = 1 | |
| }() | |
| panic(nil) | |
| } | |
| } | |
| var sink *int | |
| func f2() (x int) { | |
| sink = &x | |
| defer func() { | |
| recover() | |
| x = 1 | |
| }() | |
| panic(nil) | |
| } | |
| func f3(b bool) (x int) { | |
| sink = &x | |
| defer func() { | |
| recover() | |
| x = 1 | |
| }() | |
| if b { | |
| panic(nil) | |
| } | |
| return | |
| } | |
| func main() { | |
| if x := f1(); x != 1 { | |
| panic(fmt.Sprintf("f1 returned %d, wanted 1", x)) | |
| } | |
| if x := f2(); x != 1 { | |
| panic(fmt.Sprintf("f2 returned %d, wanted 1", x)) | |
| } | |
| if x := f3(true); x != 1 { | |
| panic(fmt.Sprintf("f3(true) returned %d, wanted 1", x)) | |
| } | |
| if x := f3(false); x != 1 { | |
| panic(fmt.Sprintf("f3(false) returned %d, wanted 1", x)) | |
| } | |
| } |