| // Copyright 2018 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. | |
| //go:build (amd64 || arm64 || ppc64 || ppc64le) && !purego | |
| package subtle | |
| //go:noescape | |
| func xorBytes(dst, a, b *byte, n int) |