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Cheaper byte to string conversion (#602) 

Revamped https://github.com/anacrolix/torrent/pull/587
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YenForYang 2021-09-13 19:41:04 -05:00 committed by GitHub
parent 5332d3e9d4
commit 2203b3bcdf
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1 changed files with 1 additions and 9 deletions
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10
bencode/misc.go
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@ -18,13 +18,5 @@ var unmarshalerType = reflect.TypeOf(func() *Unmarshaler {
}()).Elem()
func bytesAsString(b []byte) string {
if len(b) == 0 {
return ""
}
// See https://github.com/golang/go/issues/40701.
var s string
hdr := (*reflect.StringHeader)(unsafe.Pointer(&s))
hdr.Data = uintptr(unsafe.Pointer(&b[0]))
hdr.Len = len(b)
return s
return *(*string)(unsafe.Pointer(&b))
}