From: surechen <surechen17@gmail.com>
Date: Wed, 6 May 2020 12:04:35 +0000 (+0800)
Subject: math: Remove redundant local variable Ln2
X-Git-Tag: go1.16beta1~986
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=73eb24ccb6d8dd2cf9dd807acf69987a05e8d142;p=gostls13.git

math: Remove redundant local variable Ln2

Use the const variable Ln2 in math/const.go for function acosh.

Change-Id: I5381d03dd3142c227ae5773ece9be6c8f377615e
Reviewed-on: https://go-review.googlesource.com/c/go/+/232517
Reviewed-by: Robert Griesemer <gri@golang.org>
Trust: Robert Griesemer <gri@golang.org>
Trust: Giovanni Bajo <rasky@develer.com>
---

diff --git a/src/math/acosh.go b/src/math/acosh.go
index cc8195ce32..41ca87123c 100644
--- a/src/math/acosh.go
+++ b/src/math/acosh.go
@@ -42,10 +42,7 @@ package math
 func Acosh(x float64) float64
 
 func acosh(x float64) float64 {
-	const (
-		Ln2   = 6.93147180559945286227e-01 // 0x3FE62E42FEFA39EF
-		Large = 1 << 28                    // 2**28
-	)
+	const Large = 1 << 28 // 2**28
 	// first case is special case
 	switch {
 	case x < 1 || IsNaN(x):