Re: [RFC] Optimization Diary

[Andrew Pinski <pinskia at physics dot uc dot edu>]

> 
> Andrew Pinski wrote:
> >> These are not warnings and they should not cause build failures
> >> when -Werror is used, hence warnings are not suitable medium to
> >> communicate this info.
> >>     
> >
> > There is a third type of diagnostic in GCC which gets not much
> > use at all.  It is called note.  It might be interesting to use that instead
> > of saying there is no way to cause no build failures with warnings.
> >   
> That's what I meant when I said "hints" ...
> 
> "However, GCC provides (notes) along with warnings and errors. But they
> all reside in build log. While doing performance analysis, build log
> may not be available hence it is required to have it on disk somewhere. "

If you are doing performance analysis the build log better be able to look
at to make sure you are building with the correct options unless you trust
the IDEs (which I and many other people don't).

-- Pinski