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Re: adjust fallback_frame_state for 32bits AIX 7.1
- From: David Edelsohn <dje dot gcc at gmail dot com>
- To: Olivier Hainque <hainque at adacore dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Tue, 5 Jan 2016 11:33:28 -0500
- Subject: Re: adjust fallback_frame_state for 32bits AIX 7.1
- Authentication-results: sourceware.org; auth=none
- References: <0A49A06B-2948-44B8-AC9D-B0F1BA86CF73 at adacore dot com>
On Tue, Jan 5, 2016 at 6:15 AM, Olivier Hainque <hainque@adacore.com> wrote:
> Hello,
>
> This is a tiny change we have been using successfully for at least a couple
> of years now, improving exception propagation through signal handlers on 32bits
> AIX 7.1.
>
> While this isn't a complete generalization to all possible configurations
> (haven't had the time to converge on 64bits kernels at this stage, unfortunately),
> this is nevertheless an improvement on 32bits.
There are no 32 bit kernels for AIX 7.1. This is the signal handler
path for 32 bit environment, but there are no 32 bit kernels.
>
> The patch is very short and in line with what is already there, and we thought
> it might be useful to others as well.
>
> OK to commit ?
>
> 2015-01-05 Olivier Hainque <hainque@adacore.com>
>
> libgcc/
> * config/rs6000/aix-unwind.h (ucontext_for): Handle AIX 7.1
> specificities.
Okay.
Thanks, David