blob: c739b6fb125ad51728036bff5209b04caf11e410 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
// errorcheck -0 -live -l
//go:build !goexperiment.cgocheck2
// +build !goexperiment.cgocheck2
// Copyright 2017 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.
// Issue 20250: liveness differed with concurrent compilation
// due to propagation of addrtaken to outer variables for
// closure variables.
package p
type T struct {
s [2]string
}
func f(a T) { // ERROR "live at entry to f: a$"
var e interface{} // ERROR "stack object e interface \{\}$"
func() { // ERROR "live at entry to f.func1: &e a$"
e = a.s // ERROR "live at call to convT: &e$" "stack object a T$"
}()
// Before the fix, both a and e were live at the previous line.
_ = e
}
|