From 84272ebefa19a65ccb55a853a81e0a87adf9f213 Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Mon, 28 Oct 2013 10:43:53 -0700
Subject: only do run dependency tracking when assertions are on

---
 src/preamble.js | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/preamble.js b/src/preamble.js
index ee273f6a..9e72e7b8 100644
--- a/src/preamble.js
+++ b/src/preamble.js
@@ -1107,19 +1107,21 @@ var Math_min = Math.min;
 // it happens right before run - run will be postponed until
 // the dependencies are met.
 var runDependencies = 0;
-var runDependencyTracking = {};
 var runDependencyWatcher = null;
 var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled
+#if ASSERTIONS
+var runDependencyTracking = {};
+#endif
 
 function addRunDependency(id) {
   runDependencies++;
   if (Module['monitorRunDependencies']) {
     Module['monitorRunDependencies'](runDependencies);
   }
+#if ASSERTIONS
   if (id) {
     assert(!runDependencyTracking[id]);
     runDependencyTracking[id] = 1;
-#if ASSERTIONS
     if (runDependencyWatcher === null && typeof setInterval !== 'undefined') {
       // Check for missing dependencies every few seconds
       runDependencyWatcher = setInterval(function() {
@@ -1136,10 +1138,10 @@ function addRunDependency(id) {
         }
       }, 10000);
     }
-#endif
   } else {
     Module.printErr('warning: run dependency added without ID');
   }
+#endif
 }
 Module['addRunDependency'] = addRunDependency;
 function removeRunDependency(id) {
@@ -1147,12 +1149,14 @@ function removeRunDependency(id) {
   if (Module['monitorRunDependencies']) {
     Module['monitorRunDependencies'](runDependencies);
   }
+#if ASSERTIONS
   if (id) {
     assert(runDependencyTracking[id]);
     delete runDependencyTracking[id];
   } else {
     Module.printErr('warning: run dependency removed without ID');
   }
+#endif
   if (runDependencies == 0) {
     if (runDependencyWatcher !== null) {
       clearInterval(runDependencyWatcher);
-- 
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