From 9bb11a48a672f20a4c0b7d1bb327ac08dc5ab4b8 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Thu, 31 Jan 2013 19:55:11 +0100
Subject: [PATCH] fixed embarrassing memory leak in 'collectCycles'

---
 lib/system/gc.nim | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/system/gc.nim b/lib/system/gc.nim
index ec656e0efc..5405948ebc 100644
--- a/lib/system/gc.nim
+++ b/lib/system/gc.nim
@@ -575,6 +575,7 @@ proc collectCycles(gch: var TGcHeap) =
           d.refcount = d.refcount +% rcIncrement
           if d in gch.cycleRoots and not containsOrIncl(marker, d):
             forAllChildren(d, waPush)
+  Deinit(marker)
   # remove cycles:
   for c in elements(gch.cycleRoots):
     if c.refcount <% rcIncrement: