Jeffrey Walton added the comment: This might be relevant. It showed up while building Python 3.3.5 from sources.
/usr/local/bin/clang -fsanitize=undefined -fPIC -Wno-unused-result -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I./Include -I. -IInclude -I/usr/local/include -IPython-3.3.5/./Include -IPython-3.3.5/. -c Python-3.3.5/./Modules/socketmodule.c -o build/temp.linux-x86_64-3.3Python-3.3.5/./Modules/socketmodule.o Python-3.3.5/./Modules/socketmodule.c:1951:74: warning: comparison of unsigned expression < 0 is always false [-Wtautological-compare] if (cmsgh == NULL || msg->msg_control == NULL || msg->msg_controllen < 0) ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue20937> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com