mirror of https://github.com/golang/go.git
27 lines
787 B
Go
27 lines
787 B
Go
// errorcheck -0 -live -l
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// Copyright 2017 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 20250: liveness differed with concurrent compilation
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// due to propagation of addrtaken to outer variables for
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// closure variables.
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package p
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type T struct {
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s [2]string
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}
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func f(a T) { // ERROR "live at entry to f: a"
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var e interface{} // ERROR "stack object e interface \{\}$"
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// TODO(go.dev/issue/54402): Investigate why "live at entry to
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// f.func1" is sensitive to regabi.
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func() { // ERROR "live at entry to f.func1: (a &e|&e a)"
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e = a.s // ERROR "live at call to convT: &e" "stack object a T$"
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}()
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// Before the fix, both a and e were live at the previous line.
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_ = e
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}
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