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Re: [patch] PR28621 (-ffast-math -Os segfault)


On Fri, Aug 25, 2006 at 07:07:42PM +0100, Paul Brook wrote:
> On Friday 25 August 2006 18:47, H. J. Lu wrote:
> > On Fri, Aug 25, 2006 at 06:35:24PM +0100, Paul Brook wrote:
> > > The patch below fixes PR target/28621 on mainline.
> > >
> > > I can't take credit for the patch, I just pulled it out of the PR,
> > > verified that it fixes the problem, and tested it.
> > >
> > > gcc 4.1 does not support __attribute__ ((force_align_arg_pointer)), so a
> > > different solution will be required there. IMHO this should not stop us
> > > using it to fix HEAD.
> > >
> > > Bootstrapped on i686-linux.
> > > Ok?
> >
> > It doesn't really address the real problem.
> 
> Maybe not. However unless you're planning on fixing PR27537 before we release 
> 4.2, I'd say that's a different problem. It's also always been broken.
> 
> PR28621 is a regression that can effect users even if they don't use MMX/SSE 
> in their application.

I'd like to see a solution which can be ported to 4.1.


H.J.


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