go/test/fixedbugs/issue25897a.go

35 строки
671 B
Go

// run
// Copyright 2019 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.
// Make sure the runtime can scan args of an unstarted goroutine
// which starts with a reflect-generated function.
package main
import (
"reflect"
"runtime"
)
const N = 100
func main() {
runtime.GOMAXPROCS(1)
c := make(chan bool, N)
for i := 0; i < N; i++ {
f := reflect.MakeFunc(reflect.TypeOf(((func(*int))(nil))),
func(args []reflect.Value) []reflect.Value {
c <- true
return nil
}).Interface().(func(*int))
go f(nil)
}
runtime.GC()
for i := 0; i < N; i++ {
<-c
}
}