From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:23:18 +0200 Subject: Adding upstream version 1.20.14. Signed-off-by: Daniel Baumann --- test/align.go | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 test/align.go (limited to 'test/align.go') diff --git a/test/align.go b/test/align.go new file mode 100644 index 0000000..61d07c4 --- /dev/null +++ b/test/align.go @@ -0,0 +1,29 @@ +// 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 -- cgit v1.2.3