Fix stack slot updates for down-recursion.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/lj_record.c b/src/lj_record.c
index 41b2221a..472597b6 100644
--- a/src/lj_record.c
+++ b/src/lj_record.c
@@ -666,7 +666,8 @@ void lj_record_ret(jit_State *J, BCReg rbase, ptrdiff_t gotresults)
     GCproto *pt = funcproto(frame_func(frame - (cbase+1)));
     if (J->framedepth == 0 && J->pt && frame == J->L->base - 1) {
       if (check_downrec_unroll(J, pt)) {
-        J->maxslot = (BCReg)(rbase + nresults);
+        J->maxslot = (BCReg)(rbase + gotresults);
+        lj_snap_purge(J);
         rec_stop(J, J->cur.traceno);  /* Down-recursion. */
         return;
       }