| // 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)) |
| } |
| } |