Does anyone know this? Or this is an unimplemented feature ?
在 2020年5月19日星期二 UTC+8下午7:49:53，eric fang写道：
>
> How to generate the cfg of the following Replace method ? I used this
> command "GOSSAFUNC=Replace:* go tool compile main.go" but it doesn't work.
> Thanks.
>
> package main
>
> type byteReplacer [256]byte
>
> func (r *byteReplacer) Replace(s string) string {
> var buf []byte // lazily allocated
> for i := 0; i < len(s); i++ {
> b := s[i]
> if r[b] != b {
> if buf == nil {
> buf = []byte(s)
> }
> buf[i] = r[b]
> }
> }
> if buf == nil {
> return s
> }
> return string(buf)
> }
>
> func main() {
> }
>
>
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