mirror of
https://github.com/golang/go
synced 2024-11-06 00:36:14 -07:00
28 lines
467 B
Go
28 lines
467 B
Go
|
// run
|
||
|
|
|
||
|
|
// Copyright 2016 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.
|
||
|
|
|
||
|
|
// This test makes sure we don't use 4-byte unaligned writes
|
||
|
|
// to zero memory on architectures that don't support them.
|
||
|
|
|
||
|
|
package main
|
||
|
|
|
||
|
|
type T struct {
|
||
|
|
a byte
|
||
|
|
b [10]byte
|
||
|
|
}
|
||
|
|
|
||
|
|
//go:noinline
|
||
|
|
func f(t *T) {
|
||
|
|
// t will be aligned, so &t.b won't be.
|
||
|
|
t.b = [10]byte{}
|
||
|
|
}
|
||
|
|
|
||
|
|
var t T
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
f(&t)
|
||
|
|
}
|