From ccd992355df7192993c666236047820244914598 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:19:13 +0200 Subject: Adding upstream version 1.21.8. Signed-off-by: Daniel Baumann --- test/fixedbugs/issue5809.go | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 test/fixedbugs/issue5809.go (limited to 'test/fixedbugs/issue5809.go') diff --git a/test/fixedbugs/issue5809.go b/test/fixedbugs/issue5809.go new file mode 100644 index 0000000..fc8eeef --- /dev/null +++ b/test/fixedbugs/issue5809.go @@ -0,0 +1,27 @@ +// run + +// Copyright 2013 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. + +// issue 5809: 6g and 8g attempted to constant propagate indexed LEA + +package main + +import "fmt" + +func main() { + const d16 = "0123456789ABCDEF" + k := 0x1234 + var x [4]byte + + x[0] = d16[k>>12&0xf] + x[1] = d16[k>>8&0xf] + x[2] = d16[k>>4&0xf] + x[3] = d16[k&0xf] + + if x != [4]byte{'1','2','3','4'} { + fmt.Println(x) + panic("x != [4]byte{'1','2','3','4'}") + } +} -- cgit v1.2.3