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From d91a58cb0094d0421439a915be0b4879a45d20d4 Mon Sep 17 00:00:00 2001
From: Brian Hackett <bhackett1024@gmail.com>
Date: Mon, 12 Oct 2015 17:15:12 -0600
Subject: [PATCH] Bug 1209471 - Fix group used for Array.concat result,
r=jandem. a=al
---
js/src/jsarray.cpp | 1 +
1 file changed, 1 insertion(+)
diff --git a/js/src/jsarray.cpp b/js/src/jsarray.cpp
index 3d574d5..b4ff057 100644
--- a/js/src/jsarray.cpp
+++ b/js/src/jsarray.cpp
@@ -2661,6 +2661,7 @@ js::array_concat(JSContext* cx, unsigned argc, Value* vp)
narr = NewDenseEmptyArray(cx);
if (!narr)
return false;
+ TryReuseArrayGroup(aobj, narr);
args.rval().setObject(*narr);
length = 0;
}
--
2.5.0
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