From c118c2455c95baea08045dc64963600b7a56b6fd Mon Sep 17 00:00:00 2001
From: zq1997 <email2zq@qq.com>
Date: Tue, 18 Jan 2022 01:45:44 +0800
Subject: bpo-46161: Fix bug in starunpack_helper in compile.c (GH-30235)

---
 Python/compile.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'Python/compile.c')

diff --git a/Python/compile.c b/Python/compile.c
index b2702da8707..86f888ef8a3 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -4233,7 +4233,7 @@ starunpack_helper(struct compiler *c, asdl_expr_seq *elts, int pushed,
             Py_INCREF(val);
             PyTuple_SET_ITEM(folded, i, val);
         }
-        if (tuple) {
+        if (tuple && !pushed) {
             ADDOP_LOAD_CONST_NEW(c, folded);
         } else {
             if (add == SET_ADD) {
@@ -4245,6 +4245,9 @@ starunpack_helper(struct compiler *c, asdl_expr_seq *elts, int pushed,
             ADDOP_I(c, build, pushed);
             ADDOP_LOAD_CONST_NEW(c, folded);
             ADDOP_I(c, extend, 1);
+            if (tuple) {
+                ADDOP(c, LIST_TO_TUPLE);
+            }
         }
         return 1;
     }
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