/usr/share/go-1.8/test/fixedbugs/issue7944.go is in golang-1.8-src 1.8.3-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | // run
// Copyright 2014 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.
// Issue 7944:
// Liveness bitmaps said b was live at call to g,
// but no one told the register optimizer.
package main
import "runtime"
func f(b []byte) {
for len(b) > 0 {
n := len(b)
n = f1(n)
f2(b[n:])
b = b[n:]
}
g()
}
func f1(n int) int {
runtime.GC()
return n
}
func f2(b []byte) {
runtime.GC()
}
func g() {
runtime.GC()
}
func main() {
f(make([]byte, 100))
}
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