// errorcheck // Copyright 2011 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 1664 package main func main() { var i uint = 33 var a = (1<<i) + 4.5 // ERROR "shift of type float64|invalid.*shift" println(a) var b = (1<<i) + 4.0 // ERROR "shift of type float64|invalid.*shift" println(b) var c int64 = (1<<i) + 4.0 // ok - it's all int64 println(c) }