On Jul 26, 2017, at 9:00 AM, Pierre-Marie de Rodat <derodat@adacore.com> wrote:
> At the last GNU Cauldron, Richard Biener and I talked about DWARF output
> testing. Except for guality tests, which are disabled on several
> targets, the only way tests check the DWARF is scanning the annotated
> assembly (-dA), making it hard to write reliable tests.

> Anyway, Richard and I discussed about doing something similar in-tree,
> and here is a candidate set of patches to achieve that

I'm fine with the direction if a reviewer wants to go in that direction.  I wish python didn't have a built-in speed penalty, that's the only downside I don't like about it.  Aside from that, even switching all of the testsuite to be python based isn't a terrible idea.