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Re: stdalign test with HP-UX cc
From: |
Bruno Haible |
Subject: |
Re: stdalign test with HP-UX cc |
Date: |
Sun, 19 Mar 2017 11:50:35 +0100 |
User-agent: |
KMail/5.1.3 (Linux/4.4.0-66-generic; KDE/5.18.0; x86_64; ; ) |
Hi Paul,
> I'm inclined to guess that the 'aligned' attribute works on new-enough
> Itanium
> but not PA-RISC compilers.
>
> > This manual is for a quite new HP cc on Itanium (IA-64) servers.
> > I'm talking about an older HP cc on hppa.
>
> 2008 is "quite new"? Clocks must run slowly in the HP-UX world. :-)
>
> I guess the 'aligned' attribute works with some HP-UX cc compilers but not
> others. We know it does not work on your compiler (PA-RISC, __HP_cc==111120).
> This circa 2013 email quoting Richard Lloyd:
>
> https://lists.gnu.org/archive/html/bug-gnulib/2013-02/msg00095.html
>
> suggests that he had PA-RISC version 111120 and Itanium version 62600 - the
> former corresponding to the compiler you used, and the latter presumably
> corresponding to the Itanium version A.06.20 listed in the manual you cited,
> the
> manual that says "__attribute__ ((aligned (16)))" works.
>
> I'm inclined to guess that the 'aligned' attribute works on new-enough
> Itanium
> but not PA-RISC compilers. If my guess is right Emacs is in less trouble,
> since
> PA-RISC is mostly obsolete but Itanium is still going. So, how about if we
> assume that the "061200" applies to Itanium but not PA-RISC? That should fix
> your problem, and we can find out later if the "061200" is right for Itanium,
> if
> and when someone tries it out. Something like the attached, which I boldly
> installed.
>
- stdalign test with HP-UX cc, Bruno Haible, 2017/03/15
- Re: stdalign test with HP-UX cc, Paul Eggert, 2017/03/16
- Re: stdalign test with HP-UX cc, Bruno Haible, 2017/03/16
- Re: stdalign test with HP-UX cc, Paul Eggert, 2017/03/17
- Re: stdalign test with HP-UX cc, Bruno Haible, 2017/03/17
- Re: stdalign test with HP-UX cc, Paul Eggert, 2017/03/17
- Re: stdalign test with HP-UX cc, Bruno Haible, 2017/03/17
- Re: stdalign test with HP-UX cc, Paul Eggert, 2017/03/19
- Re: stdalign test with HP-UX cc,
Bruno Haible <=
- Re: stdalign test with HP-UX cc, Bruno Haible, 2017/03/19
- Re: stdalign test with HP-UX cc, Bruno Haible, 2017/03/19
- Re: stdalign test with HP-UX cc, Paul Eggert, 2017/03/19