From 59d290656a31f66d490e79c3a2d669a036194a75 Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Thu, 24 Jul 2014 13:08:02 +0200
Subject: [PATCH] Invalidate backpropagation cache after DCE.

---
 src/lj_opt_dce.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lj_opt_dce.c b/src/lj_opt_dce.c
index be801894..fdfe9343 100644
--- a/src/lj_opt_dce.c
+++ b/src/lj_opt_dce.c
@@ -69,6 +69,7 @@ void lj_opt_dce(jit_State *J)
   if ((J->flags & JIT_F_OPT_DCE)) {
     dce_marksnap(J);
     dce_propagate(J);
+    memset(J->bpropcache, 0, sizeof(J->bpropcache));  /* Invalidate cache. */
   }
 }