Re: --with-native-compilation build failure on 32-bit systems

[Andrea Corallo]

Andrea Corallo <akrl@sdf.org> writes:

[...]

> Okay, I had some time to work on this and this is what's going:
>
> After having loaded ediff-hooks temacs never sweeps vectors because,
> even if call `garbage-collect' before dumping, this is inhibited cause
> we overflowed purespace.
>
> Interestingly we warn for purespace overflow calling 'check_pure_size'
> when dumping with unexec and not with pdumper.  Given this makes the GC
> not functional (at least in this phase) I'm wondering if we shouldn't do
> this as well.
>
> Also, thinking about the whole system even better, I think fixing-up CUs
> reachable from named functions is definitely a bad for another reason
> that is lambdas!  We could have a lambda referenced somewhere that keeps
> a CU loaded and we need to fix it up anyway before dumping.
>
> So yeah I guess tomorrow I'll prepare the patch were we keep a list of
> loaded CU to fix-up.

Right I pushed the fix to scratch/better-cu-fixup so far as:

- I don't know if we want 1a637303b4 and 4bdda39f71 in master or 28.

- I suspect there's some good reason I'm not aware of why we don't
  eb539e92e9 at all (this is not necessary to fix the reported issue
  tho).

Bests!

  Andrea