1 files changed, 3 insertions, 1 deletions
diff --git a/src/ldebug.js b/src/ldebug.js
index 0231e67..e78d3e7 100644
--- a/src/ldebug.js
+++ b/src/ldebug.js
@@ -140,7 +140,9 @@ const lua_getlocal = function(L, ar, n) {
         let local = findlocal(L, ar.i_ci, n);
         if (local) {
             name = local.name;
-            L.stack[L.top++] = L.stack[local.pos];
+            lobject.setobj2s(L, L.top, L.stack[local.pos]);
+            L.top++;
+            assert(L.top <= L.ci.top, "stack overflow");
         } else {
             name = null;
         }