// errorcheck // 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 import . "unsafe" // ERROR "not used" func main() { var x int println(unsafe.Sizeof(x)) // ERROR "undefined" } /* After a '.' import, "unsafe" shouldn't be defined as an identifier. 6g complains correctly for imports other than "unsafe". */