closes bpo-34474: Python/bltinmodule.c: Add missing NULL check in builtin_sum_impl() (GH-8872)


Reported by Svace static analyzer.
(cherry picked from commit 2b824b2538c4a5f9f520c5de8a1eae5a0c181a94)

Co-authored-by: Alexey Izbyshev <izbyshev@ispras.ru>
1 file changed