At 10:50 PM -0700 7/11/04, Alfred Perlstein wrote: >* Garance A Drosihn <drosih_at_rpi.edu> [040711 22:23] wrote: > > >* Alfred Perlstein <alfred_at_freebsd.org> [040711 21:15] wrote: > >> > > Are there any guidelines for adjusting this struct that I >> > > should be aware of? >> >> It would be nice to make sure that alignment issues are not wasting >> space on *any* of the platforms. When I made my recent changes to >> user.h, I had a program which printed out all the variables and >> their alignments. If I have time this week I will update that >> program and see what it says on the different hardware platforms. > >I think we're ok since sizeof(long) == sizeof(void *) on all the >platforms I could test. And the compiler is likely to align >a new pointer in that location in the same spot as the array. > >At least it would make sense if it did. :) It should be fine. I just wanted to mention this issue as a "general guideline for adjusting this struct"... -- Garance Alistair Drosehn = gad_at_gilead.netel.rpi.edu Senior Systems Programmer or gad_at_freebsd.org Rensselaer Polytechnic Institute or drosih_at_rpi.eduReceived on Mon Jul 12 2004 - 04:04:47 UTC
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