go issue8325 源码
golang issue8325 代码
文件路径：/test/fixedbugs/issue8325.go
// 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 8325: corrupted byte operations during optimization
// pass.
package main
const alphanum = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"
func main() {
var bytes = []byte{10, 20, 30, 40, 50}
for i, b := range bytes {
bytes[i] = alphanum[b%byte(len(alphanum))]
}
for _, b := range bytes {
switch {
case '0' <= b && b <= '9',
'A' <= b && b <= 'Z':
default:
println("found a bad character", string(b))
panic("BUG")
}
}
}
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