From e682b26a6bc6d3db1a44d82db09d26224e82ccb5 Mon Sep 17 00:00:00 2001
From: Sergey Fedoseev <fedoseev.sergey@gmail.com>
Date: Mon, 25 May 2020 19:54:40 +0500
Subject: bpo-34397: Remove redundant overflow checks in list and tuple
 implementation. (GH-8757)

---
 Objects/tupleobject.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'Objects/tupleobject.c')

diff --git a/Objects/tupleobject.c b/Objects/tupleobject.c
index c0b59c009a..14534632df 100644
--- a/Objects/tupleobject.c
+++ b/Objects/tupleobject.c
@@ -486,8 +486,7 @@ tupleconcat(PyTupleObject *a, PyObject *bb)
         Py_INCREF(a);
         return (PyObject *)a;
     }
-    if (Py_SIZE(a) > PY_SSIZE_T_MAX - Py_SIZE(b))
-        return PyErr_NoMemory();
+    assert((size_t)Py_SIZE(a) + (size_t)Py_SIZE(b) < PY_SSIZE_T_MAX);
     size = Py_SIZE(a) + Py_SIZE(b);
     if (size == 0) {
         return PyTuple_New(0);
-- 
cgit v1.2.1