[Python-buildbots] Add a config for a clang-ubsan buildbot please

[Gregory P. Smith]

ping. +cc: Zachary as I believe they're a python buildmaster config person?

On Tue, Apr 24, 2018 at 5:50 PM Gregory P. Smith <greg at krypto.org> wrote:

> The configure command needs to be:
>
> CC=clang LD=clang CFLAGS="-fsanitize=undefined"
> LDFLAGS="-fsanitize=undefined" ./configure --with-pydebug
>
> I may be offline for a few days, but i'll get this running in the next
> week or two.
>
> thanks!
> -gps
>