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Re: [Gcl-devel] Re: sibling call optimization


From: Camm Maguire
Subject: Re: [Gcl-devel] Re: sibling call optimization
Date: 05 May 2004 10:59:47 -0400
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.2

Greetings, and thanks!  Any idea why the example file wasn't optimized
with -O3 (but with -O2), and/or on some method whereby I can instruct
gcc to inform me when the optimization was made?

Take care,

Andrew Pinski <address@hidden> writes:

> On May 4, 2004, at 14:08, Camm Maguire wrote:
> 
> > Greetings!  We are investigating gcc sibling call optimization in GCL
> > (a lisp system compiling to C).  A few questions arise:
> >
> > 1) I notice that the optimization is apparently disabled when the call
> >    is made through a pointer variable.  Is this a permanent
> >    limitation?
> 
> The limitation was fixed on x86 for 3.4.0.  For PPC the limitation is
> still there. For other targets I do not know.
> 
> Thanks,
> Andrew Pinski
> 
> 
> 
> _______________________________________________
> Gcl-devel mailing list
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> 
> 
> 

-- 
Camm Maguire                                            address@hidden
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