1 files changed, 3 insertions, 1 deletions

diff --git a/src/lj_snap.c b/src/lj_snap.c
index fee68ba5..8efe37fd 100644
--- a/src/lj_snap.c
+++ b/src/lj_snap.c
@@ -276,7 +276,7 @@ static BCReg snap_usedef(jit_State *J, uint8_t *udf,
        if (!(op == BC_ISTC || op == BC_ISFC)) DEF_SLOT(bc_a(ins));
        break;
     case BCMbase:
-      if (op >= BC_CALLM && op <= BC_VARG) {
+      if (op >= BC_CALLM && op <= BC_ITERN) {
         BCReg top = (op == BC_CALLM || op == BC_CALLMT || bc_c(ins) == 0) ?
                     maxslot : (bc_a(ins) + bc_c(ins)+LJ_FR2);
         if (LJ_FR2) DEF_SLOT(bc_a(ins)+1);
@@ -287,6 +287,8 @@ static BCReg snap_usedef(jit_State *J, uint8_t *udf,
           for (s = 0; s < bc_a(ins); s++) DEF_SLOT(s);
           return 0;
         }
+      } else if (op == BC_VARG) {
+        return maxslot;  /* NYI: punt. */
       } else if (op == BC_KNIL) {
         for (s = bc_a(ins); s <= bc_d(ins); s++) DEF_SLOT(s);
       } else if (op == BC_TSETM) {