From a053d908fb9559fd607f1d3223275ef2443ec4e8 Mon Sep 17 00:00:00 2001
From: robert <robert@semmle.com>
Date: Wed, 11 Jan 2017 15:28:59 +0000
Subject: [PATCH] fix missing variable declarations

---
 runtime/JavaScript/src/antlr4/Utils.js                  | 2 +-
 runtime/JavaScript/src/antlr4/atn/ParserATNSimulator.js | 2 +-
 runtime/JavaScript/src/antlr4/dfa/DFA.js                | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/runtime/JavaScript/src/antlr4/Utils.js b/runtime/JavaScript/src/antlr4/Utils.js
index a49ed69f4..d6cd153e9 100644
--- a/runtime/JavaScript/src/antlr4/Utils.js
+++ b/runtime/JavaScript/src/antlr4/Utils.js
@@ -361,7 +361,7 @@ Hash.prototype.update = function () {
             k = (k << 15) | (k >>> (32 - 15));
             k = k * 0x1B873593;
             this.count = this.count + 1;
-            hash = this.hash ^ k;
+            var hash = this.hash ^ k;
             hash = (hash << 13) | (hash >>> (32 - 13));
             hash = hash * 5 + 0xE6546B64;
             this.hash = hash;
diff --git a/runtime/JavaScript/src/antlr4/atn/ParserATNSimulator.js b/runtime/JavaScript/src/antlr4/atn/ParserATNSimulator.js
index c7b28a3fc..0c2f1486a 100644
--- a/runtime/JavaScript/src/antlr4/atn/ParserATNSimulator.js
+++ b/runtime/JavaScript/src/antlr4/atn/ParserATNSimulator.js
@@ -1444,7 +1444,7 @@ ParserATNSimulator.prototype.precedenceTransition = function(config, pt,  collec
                 c = new ATNConfig({state:pt.target}, config); // no pred context
             }
         } else {
-            newSemCtx = SemanticContext.andContext(config.semanticContext, pt.getPredicate());
+            var newSemCtx = SemanticContext.andContext(config.semanticContext, pt.getPredicate());
             c = new ATNConfig({state:pt.target, semanticContext:newSemCtx}, config);
         }
     } else {
diff --git a/runtime/JavaScript/src/antlr4/dfa/DFA.js b/runtime/JavaScript/src/antlr4/dfa/DFA.js
index 9b8390fec..152dd7a66 100644
--- a/runtime/JavaScript/src/antlr4/dfa/DFA.js
+++ b/runtime/JavaScript/src/antlr4/dfa/DFA.js
@@ -32,7 +32,7 @@ function DFA(atnStartState, decision) {
     {
         if (atnStartState.isPrecedenceDecision) {
             this.precedenceDfa = true;
-            precedenceState = new DFAState(null, new ATNConfigSet());
+            var precedenceState = new DFAState(null, new ATNConfigSet());
             precedenceState.edges = [];
             precedenceState.isAcceptState = false;
             precedenceState.requiresFullContext = false;