Mercurial > hg > CbC > CbC_gcc
view libgo/go/math/abs.go @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 84e7813d76e9 |
children |
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// 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. package math // Abs returns the absolute value of x. // // Special cases are: // Abs(±Inf) = +Inf // Abs(NaN) = NaN //extern fabs func libc_fabs(float64) float64 func Abs(x float64) float64 { return libc_fabs(x) } func abs(x float64) float64 { return Float64frombits(Float64bits(x) &^ (1 << 63)) }