bug#71555: 29.3.50; Native-compilation sets some variable to nil unexpectedly.

[Andrea Corallo]

Mattias Engdegård <mattias.engdegard@gmail.com> writes:

>> I can't reproduce on master so the bug there is fixed.
>
> We don't actually know that, do we? The bug could just be hidden by other 
> changes on master; the underlying error could still be present.

The type inference on master compared to 29 had many
changes/improvements so I'm not surprised at all of seeing this fixed.

> You know the native compiler code better than anyone else (and it's
> your time, of course), but it might be worth investigating. Do you
> have a way to dump intermediate representations at various stages?

Indeed see 'native-comp-verbose'.

  Andrea