// https://github.com/golang/go/blob/release-branch.go1.21/src/crypto/subtle/xor_amd64.go

// Copyright 2020 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 !go1.20 && !purego && (!gccgo || go1.18)
// +build !go1.20
// +build !purego
// +build !gccgo go1.18

package subtle

//go:noescape
func xorBytes(dst, a, b *byte, n int)
