From: Mihai Bazon <mihai@bazon.net>
Date: Mon, 4 Mar 2013 08:06:01 +0000 (+0200)
Subject: Fix reordering comparisons
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=aebafad41eab48f43ed649ce8c77e8f1528b50da;p=UglifyJS.git

Fix reordering comparisons

Close #143
---

diff --git a/lib/compress.js b/lib/compress.js
index efdb49fe..ec571b3a 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1715,7 +1715,7 @@ merge(Compressor.prototype, {
 
     OPT(AST_Binary, function(self, compressor){
         function reverse(op) {
-            if (!(self.left.has_side_effects() && self.right.has_side_effects())) {
+            if (!(self.left.has_side_effects() || self.right.has_side_effects())) {
                 if (op) self.operator = op;
                 var tmp = self.left;
                 self.left = self.right;