From 73df946d56c74384511a194dd01dbe099584fd1a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 15:14:23 +0200 Subject: Adding upstream version 1.16.10. Signed-off-by: Daniel Baumann --- test/fixedbugs/issue32680.go | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 test/fixedbugs/issue32680.go (limited to 'test/fixedbugs/issue32680.go') diff --git a/test/fixedbugs/issue32680.go b/test/fixedbugs/issue32680.go new file mode 100644 index 0000000..27cba6b --- /dev/null +++ b/test/fixedbugs/issue32680.go @@ -0,0 +1,23 @@ +// run -gcflags=-d=ssa/check/on + +// Copyright 2019 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. + +// As of 2019-06, bug affects/ed amd64 and s390x. + +package main + +var foo = []byte{105, 57, 172, 152} + +func main() { + for i := 0; i < len(foo); i += 4 { + // Requires inlining and non-constant i + // Note the bug/fix also apply to different widths, but was unable to reproduce for those. + println(readLittleEndian32_2(foo[i], foo[i+1], foo[i+2], foo[i+3])) + } +} + +func readLittleEndian32_2(a, b, c, d byte) uint32 { + return uint32(a) | (uint32(b) << 8) | (uint32(c) << 16) | (uint32(d) << 24) +} -- cgit v1.2.3