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// compile
// Copyright 2017 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 KeepAlive introduces a use of the spilled variable.
package main
import "runtime"
type node struct {
next *node
}
var x bool
func main() {
var head *node
for x {
head = &node{head}
}
runtime.KeepAlive(head)
}
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