|  | // run | 
|  |  | 
|  | // Copyright 2009 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 | 
|  |  | 
|  | func main() { | 
|  | bad := false | 
|  | if (-5 >> 1) != -3 { | 
|  | println("-5>>1 =", -5>>1, "want -3") | 
|  | bad = true | 
|  | } | 
|  | if (-4 >> 1) != -2 { | 
|  | println("-4>>1 =", -4>>1, "want -2") | 
|  | bad = true | 
|  | } | 
|  | if (-3 >> 1) != -2 { | 
|  | println("-3>>1 =", -3>>1, "want -2") | 
|  | bad = true | 
|  | } | 
|  | if (-2 >> 1) != -1 { | 
|  | println("-2>>1 =", -2>>1, "want -1") | 
|  | bad = true | 
|  | } | 
|  | if (-1 >> 1) != -1 { | 
|  | println("-1>>1 =", -1>>1, "want -1") | 
|  | bad = true | 
|  | } | 
|  | if bad { | 
|  | println("errors") | 
|  | panic("fail") | 
|  | } | 
|  | } |