Re: GCC bootstrap failure on ARM

[ludo@gnu.org (Ludovic Courtès)]

ludo@gnu.org (Ludovic Courtès) skribis:

> ludo@gnu.org (Ludovic Courtès) skribis:

[...]

>> For the record, this is how far I got with GCC 5:
>>
>>   https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71399
>
> I’ve made some progress on this, as reported on bugzilla.  I’m now
> trying to bisect the issue; however, since the bootstrapping failure of
> gcc-final is due to a problem that manifests in gcc-boot0, that’s a lot
> of rebuild, and the machine I’m using (redhill) is slow.
>
> Anyway, we’ll have a patch reverting a few 4.9.3-to-4.9.4 commits, and
> that’ll allow us to proceed.  I’d like to reduce that patch as much as
> possible, but I’d like to stop researching by the end of next week so we
> can then freeze core-updates.

‘core-updates’ is now building with a tiny patch on gcc-4.9 (in fact
it’s enough to apply it to gcc-cross-boot0, which is interesting):

  https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71399#c12

Ludo’.