/usr/share/go-1.8/test/fixedbugs/bug470.go is in golang-1.8-src 1.8.3-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | // 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.
// Converting constants between types must introduce rounding.
package main
import "fmt"
const (
F32 = 0.00999999977648258209228515625
F64 = 0.01000000000000000020816681711721685132943093776702880859375
)
var F = float64(float32(0.01))
func main() {
// 0.01 rounded to float32 then to float64 is F32.
// 0.01 represented directly in float64 is F64.
if F != F32 {
panic(fmt.Sprintf("F=%.1000g, want %.1000g", F, F32))
}
}
|