summaryrefslogtreecommitdiffstats
path: root/test/fixedbugs/issue12621.go
blob: 379a362d73b2d8c6f5c71a52df777f8ec9109951 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
// run

// Copyright 2018 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.

// Issues 12576 and 12621: Negative untyped floating point constants
// with small magnitude round to 0, not negative zero.

package main

import "math"

var m = -1e-10000

func main() {
	if math.Signbit(m) {
		panic(m)
	}
}