| // 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'}") | |
| } | |
| } |