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[Python-Dev] Last-minute request: please backport bpo-33329 fix to 3.4 and 3.5


On Sat, Mar 2, 2019 at 7:08 AM Larry Hastings <larry at hastings.org> wrote:

>
> This bug in bpo-33329:
>
> https://bugs.python.org/issue33329
>
> was fixed for 3.6+, but it also affects 3.4 and 3.5.  The bug is that with
> newer versions of glibc--which I'm pretty sure has shipped on all major
> Linux distros by now--the test suite may send signals that are invalid
> somehow.  As a result the test suite... blocks forever?  I think?  Anyway
> the observed resulting behavior is that there are three regression tests in
> each branch that seemingly never complete.  I started the 3.4 regression
> test suite *nine hours ago* and it still claims to be running--and the
> 3.5 test suite isn't far behind.  Technically, no, it's not a security
> bug.  But I simply can't ship 3.4 and 3.5 in this sorry state.
>

This is also potentially affecting PGO builds of 2.7 on Debian Buster with
GCC. Somehow building with Clang is fine.

Does the configure time choice of compiler make a difference here for 3.4
and 3.5?

-- 
Joni Orponen
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