On Tue, Feb 5, 2019, 20:03 Miro Hrončok <mhron...@redhat.com wrote:

> I've just spotted these when working on Python 3.8.0a1. This happens on
> 3.7 as
> well since GCC 9:
>
> python3-debug.x86_64: E: library-not-linked-against-libc
> /usr/lib64/python3.7/lib-dynload/_
> contextvars.cpython-37dm-x86_64-linux-gnu.so
> python3-debug.x86_64: E: library-not-linked-against-libc
> /usr/lib64/python3.7/lib-dynload/_
> testimportmultiple.cpython-37dm-x86_64-linux-gnu.so
> python3-libs.x86_64: E: library-not-linked-against-libc
> /usr/lib64/python3.7/lib-dynload/_
> contextvars.cpython-37m-x86_64-linux-gnu.so
> python3-test.x86_64: E: library-not-linked-against-libc
> /usr/lib64/python3.7/lib-dynload/_
> testimportmultiple.cpython-37m-x86_64-linux-gnu.so
>
> (Note that there are plenty of other extension modules that do not raise
> this
> error.)
>
> This doesn't happen with latest python3 built prior to the gcc update to 9.
>

I've seen this warning for one of my packages too, and thought it possible
to be related to the new --as-needed linker flag in rawhide.

Fabio


> $ rpmlint -I library-not-linked-against-libc
> library-not-linked-against-libc:
>
> That isn't helpful either.
>
> I found a similar Debian thing [1] that says:
>
>  > It is theoretically possible to have a library which doesn't use any
> symbols
>  > from libc...
>
> Do I care? Should I fix something? I honestly have no idea.
>
> [1] https://lintian.debian.org/tags/library-not-linked-against-libc.html
> --
> Miro Hrončok
> --
> Phone: +420777974800
> IRC: mhroncok
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