go bug444 源码
golang bug444 代码
文件路径：/test/fixedbugs/bug444.go
// 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.
// The no-op conversion here used to confuse the compiler
// into doing a load-effective-address of nil.
// See issue 3670.
package main
import "reflect"
type T interface {}
var x bool
func main() {
reflect.TypeOf(nil)
reflect.TypeOf(T(nil)) // used to miscompile
shouldPanic()
}
func f() byte {
return []byte(nil)[0] // used to miscompile
}
func shouldPanic() {
defer func() {
if recover() == nil {
panic("not panicking")
}
}()
f()
}
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