mirror of
https://github.com/golang/go
synced 2024-11-13 19:30:22 -07:00
f1e4ee3f49
Fixes #4066. R=rsc, minux.ma CC=golang-dev https://golang.org/cl/7040044
38 lines
543 B
Go
38 lines
543 B
Go
// run
|
|
|
|
// Copyright 2012 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 4066: return values not being spilled eagerly enough
|
|
|
|
package main
|
|
|
|
func main() {
|
|
n := foo()
|
|
if n != 2 {
|
|
println(n)
|
|
panic("wrong return value")
|
|
}
|
|
}
|
|
|
|
type terr struct{}
|
|
|
|
func foo() (val int) {
|
|
val = 0
|
|
defer func() {
|
|
if x := recover(); x != nil {
|
|
_ = x.(terr)
|
|
}
|
|
}()
|
|
for {
|
|
val = 2
|
|
foo1()
|
|
}
|
|
panic("unreachable")
|
|
}
|
|
|
|
func foo1() {
|
|
panic(terr{})
|
|
}
|