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Re: [RFC] Do not consider volatile asms as optimization barriers #1
- From: Jakub Jelinek <jakub at redhat dot com>
- To: Eric Botcazou <ebotcazou at adacore dot com>, gcc-patches at gcc dot gnu dot org, Hans-Peter Nilsson <hp at bitrange dot com>, Yury Gribov <y dot gribov at samsung dot com>, rdsandiford at googlemail dot com
- Date: Thu, 13 Mar 2014 08:26:30 +0100
- Subject: Re: [RFC] Do not consider volatile asms as optimization barriers #1
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- Reply-to: Jakub Jelinek <jakub at redhat dot com>
On Thu, Mar 13, 2014 at 07:15:34AM +0000, Richard Sandiford wrote:
> Eric Botcazou <ebotcazou@adacore.com> writes:
> >> Thanks, and to Bernd for the review. I went ahead and applied it to trunk.
> >
> > Thanks. We need something for the 4.8 branch as well, probably the builtins.c
> > hunk and the reversion of the cse.c/cselib.c/dse.c changes to the 4.7 state.
>
> OK, how about this? It looks like the builtins.c and stmt.c stuff wasn't
> merged until 4.9, and at this stage it seemed safer to just add the same
> use/clobber sequence to both places.
Please wait a little bit, the patch has been committed to the trunk only
very recently, we want to see if it has any fallout.
Jakub