mirror of
https://github.com/golang/go
synced 2024-11-16 19:24:49 -07:00
22 lines
473 B
Go
22 lines
473 B
Go
|
// run
|
||
|
|
|
||
|
|
// Copyright 2021 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.
|
||
|
|
|
||
|
|
// Verify exact constant evaluation independent of
|
||
|
|
// (mathematically equivalent) expression form.
|
||
|
|
|
||
|
|
package main
|
||
|
|
|
||
|
|
import "fmt"
|
||
|
|
|
||
|
|
const ulp1 = imag(1i + 2i / 3 - 5i / 3)
|
||
|
|
const ulp2 = imag(1i + complex(0, 2) / 3 - 5i / 3)
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
if ulp1 != ulp2 {
|
||
|
|
panic(fmt.Sprintf("%g != %g\n", ulp1, ulp2))
|
||
|
|
}
|
||
|
|
}
|