1 files changed, 1 insertions, 0 deletions

diff --git a/src/lj_snap.c b/src/lj_snap.c
index 21f27e1f..fee68ba5 100644
--- a/src/lj_snap.c
+++ b/src/lj_snap.c
@@ -171,6 +171,7 @@ static void snapshot_stack(jit_State *J, SnapShot *snap, MSize nsnapmap)
   nent += snapshot_framelinks(J, p + nent, &snap->topslot);
   snap->mapofs = (uint32_t)nsnapmap;
   snap->ref = (IRRef1)J->cur.nins;
+  snap->mcofs = 0;
   snap->nslots = (uint8_t)nslots;
   snap->count = 0;
   J->cur.nsnapmap = (uint32_t)(nsnapmap + nent);