// 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)) | |
} | |
} |