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Re: AC_C_RESTRICT
From: |
Eric Blake |
Subject: |
Re: AC_C_RESTRICT |
Date: |
Mon, 16 Mar 2009 17:11:47 -0600 |
User-agent: |
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.19) Gecko/20081209 Thunderbird/2.0.0.19 Mnenhy/0.7.6.666 |
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According to Jeff Squyres on 3/16/2009 4:54 PM:
> This mail could probably be considered a followup to this thread
> introduced by Rolf Vandevaart from Sun back in Jan 2009:
>
> http://lists.gnu.org/archive/html/bug-autoconf/2009-01/msg00056.html
> - Or should there be a new AC_RESTRICT test that makes a solution for
> both the C and C++ compilers?
That's the goal for autoconf 2.64.
> It seems that AC_C_RESTRICT can sometimes find "restrict" for the PGI C
> compiler, but it can sometimes find "__restrict". Both of these values
> work for the PGI C compiler, but only "__restrict" works for the PGI C++
> compiler. The reasons for AC's difference in answers appear to do with
> the PGI C compiler installation and the version of the GCC/glibc
> installed, distro/version, ...etc. I didn't delve too deeply to figure
> out why this happened. See the thread starting here for more details:
>
> http://www.open-mpi.org/community/lists/users/2009/03/8402.php
Thanks for the pointer. Can you please verify whether this test, recently
added in autoconf.git, correctly detects that your situation is not yet
accommodated?
http://git.savannah.gnu.org/gitweb/?p=autoconf.git;a=commitdiff;h=ee55d77
It is the testsuite followup to the earlier patch:
http://git.savannah.gnu.org/gitweb/?p=autoconf.git;a=commitdiff;h=aa30765
but that patch was indeed Sun specific.
- --
Don't work too hard, make some time for fun as well!
Eric Blake address@hidden
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- AC_C_RESTRICT, Jeff Squyres, 2009/03/16
- Re: AC_C_RESTRICT,
Eric Blake <=
Re: AC_C_RESTRICT, Ralf Wildenhues, 2009/03/17