| // run | |
| // Copyright 2012 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 3899: 8g incorrectly thinks a variable is | |
| // "set but not used" and elides an assignment, causing | |
| // variables to end up with wrong data. | |
| // | |
| // The reason is a miscalculation of variable width. | |
| package main | |
| func bar(f func()) { | |
| f() | |
| } | |
| func foo() { | |
| f := func() {} | |
| if f == nil { | |
| } | |
| bar(f) | |
| } | |
| func main() { | |
| foo() | |
| } |