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23 lines
373 B
Go
23 lines
373 B
Go
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// run
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// Copyright 2019 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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package main
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// This used to print 0, because x was incorrectly captured by value.
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func f() (x int) {
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defer func() func() {
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return func() {
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println(x)
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}
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}()()
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return 42
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}
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func main() {
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f()
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}
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