From 35890f66c17562759d397e65ab3f15bcec7819ad Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Fri, 26 Nov 2010 17:27:02 +0100
Subject: [PATCH] FFI: Don't propagate cdata objects.

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

diff --git a/src/lj_gc.c b/src/lj_gc.c
index 6d47722b..c9c5e131 100644
--- a/src/lj_gc.c
+++ b/src/lj_gc.c
@@ -65,7 +65,7 @@ static void gc_mark(global_State *g, GCobj *o)
     gc_marktv(g, uvval(uv));
     if (uv->closed)
       gray2black(o);  /* Closed upvalues are never gray. */
-  } else if (o->gch.gct != ~LJ_TSTR) {
+  } else if (o->gch.gct != ~LJ_TSTR && o->gch.gct != ~LJ_TCDATA) {
     lua_assert(o->gch.gct == ~LJ_TFUNC || o->gch.gct == ~LJ_TTAB ||
 	       o->gch.gct == ~LJ_TTHREAD || o->gch.gct == ~LJ_TPROTO);
     setgcrefr(o->gch.gclist, g->gc.gray);