From: Corey Frang <gnarf@gnarf.net>
Date: Thu, 8 Nov 2012 03:29:55 +0000 (-0600)
Subject: Unroll the ( || ) in the math - Fixes #12497 - Thanks @lukemella @curiousdannii ... 
X-Git-Tag: 1.9.0b1~111
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=877306738f931a711c41d907e69fc8930f985830;p=jquery.git

Unroll the ( || ) in the math - Fixes #12497 - Thanks @lukemella @curiousdannii - Closes gh-1019
---

diff --git a/src/effects.js b/src/effects.js
index 4b6b2e4da..bfe282aa5 100644
--- a/src/effects.js
+++ b/src/effects.js
@@ -81,7 +81,9 @@ function Animation( elem, properties, options ) {
 		tick = function() {
 			var currentTime = fxNow || createFxNow(),
 				remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
-				percent = 1 - ( remaining / animation.duration || 0 ),
+				// archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
+				temp = remaining / animation.duration || 0,
+				percent = 1 - temp,
 				index = 0,
 				length = animation.tweens.length;