Enabling -ffile-prefix-map by default

Chris Lamb lamby at debian.org
Fri Jun 5 23:58:05 BST 2020

Hi Guillem,

> > I recall this thread where it broke test suites of some packages:
> >
> >   https://alioth-lists.debian.net/pipermail/reproducible-builds/Week-of-Mon-20190204/011101.html
> But I assume this would have been detected while building?

It would have been detected during build, yes. (It is unlikely,
although not technically impossible, that the adjustment of __FILE__
can affect the runtime behaviour of a package yet not at build time.)

> Most of which have already been done now in the repro infra, I think? So
> it'd just mostly be a matter of someone sending a note to d-d proposing
> the change, providing the numbers, waiting a bit in case someone has
> concerns, then I'm happy to flip the default. :)

Vagrant, could you go ahead with this?


     : :'  :     Chris Lamb
     `. `'`      lamby at debian.org 🍥 chris-lamb.co.uk

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