# Python 0.9.1 (patched, QoL improvements) > Notice: This is not endorsed by the Python Software Foundation nor is it endorsed by Stichting Mathematisch Centrum/CWI or any of their subsidiaries. This repository is a patched version of Python 0.9.1 which fixes the multiplication integer overflow bug on 64-bit systems, sets -std=c89 in CFLAGS by default to be compatible with GCC 15, and a couple of other QoL improvements.