go/test/fixedbugs/issue16331.go

49 строки
839 B
Go

// run
// Copyright 2016 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.
// Perform tracebackdefers with a deferred reflection method.
package main
import "reflect"
type T struct{}
func (T) M() {
}
func F(args []reflect.Value) (results []reflect.Value) {
return nil
}
func main() {
done := make(chan bool)
go func() {
// Test reflect.makeFuncStub.
t := reflect.TypeOf((func())(nil))
f := reflect.MakeFunc(t, F).Interface().(func())
defer f()
growstack(10000)
done <- true
}()
<-done
go func() {
// Test reflect.methodValueCall.
f := reflect.ValueOf(T{}).Method(0).Interface().(func())
defer f()
growstack(10000)
done <- true
}()
<-done
}
func growstack(x int) {
if x == 0 {
return
}
growstack(x - 1)
}