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30 lines
420 B
Go
30 lines
420 B
Go
// run
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// Copyright 2013 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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// Bug in method values: escape analysis was off.
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package main
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import "sync"
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var called = false
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type T struct {
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once sync.Once
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}
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func (t *T) M() {
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called = true
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}
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func main() {
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var t T
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t.once.Do(t.M)
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if !called {
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panic("not called")
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}
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}
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