[Bug ada/124426] Sem_Util.Has_Null_Extension does not account for variant part, leading to assertion failure

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=124426

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to Liam Powell from comment #2)
> Do I really need to post exactly where every bug came from? This one came
> from here:
> https://github.com/Prunt3D/prunt/blob/
> 8e3df498c46af251fb1f0710ed8ec54b4e19115b/src/prunt-default_modules-
> tmc2240_drivers.ads#L408-L417

Yes please, a good quality bugreport should not make us have to guess whether
this is possibly a real-world case when prioritizing bugs.