// 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 and 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() }