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Re: PowerPC64 + Ada + RTEMS: Infinite loop in process_bb_lives()
- From: Segher Boessenkool <segher at kernel dot crashing dot org>
- To: Sebastian Huber <sebastian dot huber at embedded-brains dot de>
- Cc: GCC <gcc at gcc dot gnu dot org>
- Date: Tue, 5 Dec 2017 08:17:53 -0600
- Subject: Re: PowerPC64 + Ada + RTEMS: Infinite loop in process_bb_lives()
- Authentication-results: sourceware.org; auth=none
- References: <14a3603f-6263-7dc2-5eb0-8a6503c638ad@embedded-brains.de>
Hi!
On Mon, Dec 04, 2017 at 03:34:09PM +0100, Sebastian Huber wrote:
> I added support for the 64-bit PowerPC some months ago using a variant
> of the ELFv2 ABI. I don't know which kind of long double support I use
> on this target. This is difficult for me to understand how this works on
> 64-bit PowerPC. This was no problem up to now since nobody used long
> double with RTEMS on this target. I tried to build a GCC with Ada
> support today for the powerpc-rtems5 target. It ends up in infinite
> loops while building the Ada run-time multilib for a 64-bit PowerPC
> variant (similar a-coteio.ads):
Is this against trunk? Please open a bug, with enough info so we can
reproduce the problem. Ideally a simple reduced testcase, but we'll
take whatever you have, as long as it allows to reproduce the problem ;-)
>From the dump files it should be obvious what kind of long double you
are using, fwiw.
Segher