From 0ca936d2c911fe037dda3cb9d6e21f6fe1735a2c Mon Sep 17 00:00:00 2001
From: Dave Methvin <dave.methvin@gmail.com>
Date: Thu, 30 Aug 2012 10:47:47 -0400
Subject: [PATCH] Fix #12370. Explicitly coerce bool/undef to integer.

---
 src/effects.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/effects.js b/src/effects.js
index cc2a26a1e..8752838fb 100644
--- a/src/effects.js
+++ b/src/effects.js
@@ -540,6 +540,7 @@ function genFx( type, includeWidth ) {
 
 	// if we include width, step value is 1 to do all cssExpand values,
 	// if we don't include width, step value is 2 to skip over Left and Right
+	includeWidth = includeWidth? 1 : 0;
 	for( ; i < 4 ; i += 2 - includeWidth ) {
 		which = cssExpand[ i ];
 		attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
-- 
2.39.5