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// run
// Copyright 2019 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 (
"runtime"
"strings"
)
func main() {
f(nil)
}
func f(p *int32) {
defer checkstack()
v := *p // panic should happen here, line 20
sink = int64(v) // not here, line 21
}
var sink int64
func checkstack() {
_ = recover()
var buf [1024]byte
n := runtime.Stack(buf[:], false)
s := string(buf[:n])
if strings.Contains(s, "issue27201.go:21 ") {
panic("panic at wrong location")
}
if !strings.Contains(s, "issue27201.go:20 ") {
panic("no panic at correct location")
}
}