Linux and aliasing?
Jeffrey A Law
law@cygnus.com
Fri Jun 4 12:20:00 GMT 1999
In message < 375814C8.85CA17C9@moene.indiv.nluug.nl >you write:
> Or those Fortran users (like me) who still do not understand how a
> strictly C performance enhancement can worsen the code generated for
> purely Fortran source, like it is the case for me (I use
> -fno-strict-aliasing since the end of February - and no, we Fortran
> users do not have a problem with aliasing; as I outlined on comp.arch,
> we outlawed it).
I though this was tracked down to the inability to re-share those auto
arrays on the stack. I also thought we had turned off strict aliasing
for Fortran for precisely this reason. Did I misunderstand the end result
of that discussion?
jeff
> Cheers.
>
> [Oh, BTW, it doesn't make sense to call me names - I'm a native of
> Amsterdam; if I cared about *that*, I would have been dead for decades,
> now]
>
> --
> Toon Moene (toon@moene.indiv.nluug.nl)
> Saturnushof 14, 3738 XG Maartensdijk, The Netherlands
> Phone: +31 346 214290; Fax: +31 346 214286
> GNU Fortran: http://world.std.com/~burley/g77.html
>
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