From d61e9e5d895fcf9443bd02a7a8dedcd41dd700a6 Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Thu, 16 Aug 2012 13:18:40 +0200
Subject: [PATCH] Fix shrinking of direct mapped block in builtin allocator.

---
 src/lj_alloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lj_alloc.c b/src/lj_alloc.c
index e4ce7634..82b4e5b1 100644
--- a/src/lj_alloc.c
+++ b/src/lj_alloc.c
@@ -752,7 +752,7 @@ static mchunkptr direct_resize(mchunkptr oldp, size_t nb)
     return NULL;
   /* Keep old chunk if big enough but not too big */
   if (oldsize >= nb + SIZE_T_SIZE &&
-      (oldsize - nb) <= (DEFAULT_GRANULARITY << 1)) {
+      (oldsize - nb) <= (DEFAULT_GRANULARITY >> 1)) {
     return oldp;
   } else {
     size_t offset = oldp->prev_foot & ~IS_DIRECT_BIT;