mirror of
https://github.com/golang/go
synced 2024-11-26 17:16:54 -07:00
0de0ed369f
A test for CL 102036. Change-Id: Ief6dcb4f478670813fbe22ea75a06815a4b201a3 Reviewed-on: https://go-review.googlesource.com/105875 Run-TryBot: Keith Randall <khr@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
30 lines
603 B
Go
30 lines
603 B
Go
// run
|
|
|
|
// 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.
|
|
|
|
package main
|
|
|
|
// On 32-bit archs, one of the f fields of a [2]T
|
|
// will be unaligned (address of 4 mod 8).
|
|
// Make sure we can access the f fields successfully,
|
|
// particularly for load-add combo instructions
|
|
// introduced by CL 102036.
|
|
type T struct {
|
|
pad uint32
|
|
f float64
|
|
}
|
|
|
|
//go:noinline
|
|
func f(t, u *T) float64 {
|
|
return 3.0 + t.f + u.f
|
|
}
|
|
|
|
func main() {
|
|
t := [2]T{{0, 1.0}, {0, 2.0}}
|
|
sink = f(&t[0], &t[1])
|
|
}
|
|
|
|
var sink float64
|