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
  > 




More information about the Gcc mailing list