go/test/fixedbugs/bug423.go

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// run
// Copyright 2012 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.
// gc used to overflow a counter when a variable was
// mentioned 256 times, and generate stack corruption.
package main
func main() {
F(1)
}
func F(arg int) {
var X interface{}
_ = X // used once
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0 // used 32 times
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0 // used 64 times
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0 // used 96 times
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0 // used 128 times
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0 // used 200 times
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0
X = 0 // used 256 times
if arg != 1 {
panic("argument was changed")
}
}