/usr/share/go-1.8/test/fixedbugs/issue19201.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 41 42 43 44 45 46 47 48 49 50 51 52 | // run
// 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.
package main
import (
"encoding/binary"
)
var (
ch1 = make(chan int)
ch2 = make(chan int)
bin = []byte("a\000\000\001")
want = binary.BigEndian.Uint32(bin)
c consumer = noopConsumer{}
)
type msg struct {
code uint32
}
type consumer interface {
consume(msg)
}
type noopConsumer struct{}
func (noopConsumer) consume(msg) {}
func init() {
close(ch1)
}
func main() {
var m msg
m.code = binary.BigEndian.Uint32(bin)
select {
case <-ch1:
c.consume(m)
if m.code != want {
// can not use m.code here, or it will work
panic("BigEndian read failed")
}
case <-ch2:
}
}
|