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aa04caa759
Make sure stack copier doesn't barf on a nil defer. Bug was fixed in https://golang.org/cl/101800043 This change just adds a test. Fixes #8047 LGTM=dvyukov, rsc R=dvyukov, rsc CC=golang-codereviews https://golang.org/cl/108840043
30 lines
531 B
Go
30 lines
531 B
Go
// run
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// Copyright 2014 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Issue 8047. Stack copier shouldn't crash if there
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// is a nil defer.
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package main
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func stackit(n int) {
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if n == 0 {
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return
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}
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stackit(n - 1)
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}
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func main() {
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defer func() {
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// catch & ignore panic from nil defer below
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err := recover()
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if err == nil {
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panic("defer of nil func didn't panic")
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}
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}()
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defer ((func())(nil))()
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stackit(1000)
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}
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