File size: 1,106 Bytes
de452ad | 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 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | // Copyright 2015 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.
package race_test
import (
"fmt"
"testing"
)
var issue12664 = "hi"
func TestRaceIssue12664(t *testing.T) {
c := make(chan struct{})
go func() {
issue12664 = "bye"
close(c)
}()
fmt.Println(issue12664)
<-c
}
type MyI interface {
foo()
}
type MyT int
func (MyT) foo() {
}
var issue12664_2 MyT = 0
func TestRaceIssue12664_2(t *testing.T) {
c := make(chan struct{})
go func() {
issue12664_2 = 1
close(c)
}()
func(x MyI) {
// Never true, but prevents inlining.
if x.(MyT) == -1 {
close(c)
}
}(issue12664_2)
<-c
}
var issue12664_3 MyT = 0
func TestRaceIssue12664_3(t *testing.T) {
c := make(chan struct{})
go func() {
issue12664_3 = 1
close(c)
}()
var r MyT
var i any = r
issue12664_3 = i.(MyT)
<-c
}
var issue12664_4 MyT = 0
func TestRaceIssue12664_4(t *testing.T) {
c := make(chan struct{})
go func() {
issue12664_4 = 1
close(c)
}()
var r MyT
var i MyI = r
issue12664_4 = i.(MyT)
<-c
}
|