From 4463c7031398d263969ee3d12fb93d28ba59fcc6 Mon Sep 17 00:00:00 2001
From: Pale Moon <git-repo@palemoon.org>
Date: Thu, 7 Jun 2018 15:40:17 +0200
Subject: Fix count of compacting update tasks started.

---
 js/src/jsgc.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/src/jsgc.cpp b/js/src/jsgc.cpp
index ce2e85b80..767ce8669 100644
--- a/js/src/jsgc.cpp
+++ b/js/src/jsgc.cpp
@@ -2516,8 +2516,8 @@ GCRuntime::updateAllCellPointersParallel(MovingTracer* trc)
         for (i = 0; i < taskCount && !bgArenas.done(); ++i) {
             bgTasks[i].init(rt, &bgArenas, lock);
             startTask(bgTasks[i], gcstats::PHASE_COMPACT_UPDATE_CELLS);
+            tasksStarted++;
         }
-        tasksStarted = i;
 
         fgTask.init(rt, &fgArenas, lock);
     }
-- 
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