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// run
// 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 main
type T struct {
a, b, c int
}
func usestack() {
usestack1(32)
}
func usestack1(d int) byte {
if d == 0 {
return 0
}
var b [1024]byte
usestack1(d - 1)
return b[3]
}
const n = 100000
func main() {
c := make(chan interface{})
done := make(chan bool)
for i := 0; i < 10; i++ {
go func() {
for j := 0; j < n; j++ {
c <- new(T)
}
done <- true
}()
go func() {
for j := 0; j < n; j++ {
_ = (<-c).(*T)
usestack()
}
done <- true
}()
}
for i := 0; i < 20; i++ {
<-done
}
}
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