1 files changed, 1 insertions, 0 deletions

diff --git a/src/lj_ir.c b/src/lj_ir.c
index 2ff54821..1efb12f0 100644
--- a/src/lj_ir.c
+++ b/src/lj_ir.c
@@ -252,6 +252,7 @@ TRef lj_ir_kgc(jit_State *J, GCobj *o, IRType t)
 {
   IRIns *ir, *cir = J->cur.ir;
   IRRef ref;
+  lua_assert(!isdead(J2G(J), o));
   for (ref = J->chain[IR_KGC]; ref; ref = cir[ref].prev)
     if (ir_kgc(&cir[ref]) == o)
       goto found;