// run -tags=purego -gcflags=all=-d=checkptr // Copyright 2023 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. package main import "crypto/subtle" func main() { dst := make([]byte, 5) src := make([]byte, 5) for _, n := range []int{1024, 2048} { // just to make the size non-constant b := make([]byte, n) subtle.XORBytes(dst, src, b[n-5:]) } }