blob: 3f4e3d1ae6fa9adf095afe91e176daa3708fe86b [file] [log] [blame]
// 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.
// Test typed integer constants.
package main
import "fmt"
type T int
func (t T) String() string { return fmt.Sprintf("T%d", int(t)) }
const (
A T = 1 << (1 << iota)
B
C
D
E
)
func main() {
s := fmt.Sprintf("%v %v %v %v %v", A, B, C, D, E)
if s != "T2 T4 T16 T256 T65536" {
println("type info didn't propagate in const: got", s)
panic("fail")
}
x := uint(5)
y := float64(uint64(1)<<x) // used to fail to compile
if y != 32 {
println("wrong y", y)
panic("fail")
}
}