From 6608962356185ad7dd531050a35382c8b70ef827 Mon Sep 17 00:00:00 2001
From: "benl@ouroborus.net" <unknown>
Date: Fri, 11 Jun 2010 04:46:14 +0000
Subject: [PATCH] Fix #4131 missing UNTAG_CLOSURE in messageBlackHole()

---
 rts/Messages.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rts/Messages.c b/rts/Messages.c
index 7a37a86..f7cb809 100644
--- a/rts/Messages.c
+++ b/rts/Messages.c
@@ -161,7 +161,7 @@ nat messageBlackHole(Capability *cap, MessageBlackHole *msg)
     const StgInfoTable *info;
     StgClosure *p;
     StgBlockingQueue *bq;
-    StgClosure *bh = msg->bh;
+    StgClosure *bh = UNTAG_CLOSURE(msg->bh);
     StgTSO *owner;
 
     debugTraceCap(DEBUG_sched, cap, "message: thread %d blocking on blackhole %p", 
-- 
1.7.10.4