------- Comment #9 from dann at godzilla dot ics dot uci dot edu  2008-03-04 
21:43 -------
(In reply to comment #8)
> Subject: Re:  adding unused char field inhibits
>  optimization
> 
> On Tue, 4 Mar 2008, dann at godzilla dot ics dot uci dot edu wrote:
> 
> > ------- Comment #7 from dann at godzilla dot ics dot uci dot edu  
> > 2008-03-04 21:32 -------
> > (In reply to comment #6)
> > > Actually RTL alias is just using the same routines.
> > Might be, but the RTL level code that optimizes away the abort() in both
> > testcases (if I remember well nonoverlapping_component_refs_p). 
> 
> I still have the abort () with -O2.

Argghh, sorry, my bad: typo in the "grep abort file.s" command ...


> > That is for this testcase, but what about the impact on .final_cleanup for
> > something big like combine.c? 
> 
> No idea, but feel free to check.

I don't have a recent build... 


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27799

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