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// 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
}
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