From: Mihai Bazon <mihai@bazon.net>
Date: Tue, 1 Jul 2014 20:10:44 +0000 (+0300)
Subject: Check for the case an AST_For's init is an EmptyStatement
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=ac2caf10889516d9350f1ef8ad402cdea80a7deb;p=UglifyJS.git

Check for the case an AST_For's init is an EmptyStatement

(lame fix for #503)
---

diff --git a/lib/output.js b/lib/output.js
index b9637929..6c8f15aa 100644
--- a/lib/output.js
+++ b/lib/output.js
@@ -656,7 +656,7 @@ function OutputStream(options) {
         output.print("for");
         output.space();
         output.with_parens(function(){
-            if (self.init) {
+            if (self.init && !(self.init instanceof AST_EmptyStatement)) {
                 if (self.init instanceof AST_Definitions) {
                     self.init.print(output);
                 } else {