Greetings!

Matt Kaufmann <kaufm...@cs.utexas.edu> writes:

> Hi, Camm --
>
> I've just grabbed the latest cvs version of GCL 2.6.8pre and built
> ACL2 with it, on my Intel Mac running Mac OS 10.6.4.  The build
> succeeded, as did a run of the ACL2 regression suite (using a
> development copy of ACL2, not much different from ACL2 4.0) -- well,
> almost.  (But almost is still great -- thanks!)  Here's the story.
>
> I first removed the progn form near the end of source file init.lisp
> that contains the form
>
> (setq si::*multiply-stacks* 2)
>
> because that form caused an error (though maybe the build would have
> succeeded; I'm not sure).  Here's a simple log from my Mac, not
> involving ACL2:
>

Thanks for spotting this -- looks like its very old.  In any case,
should be fixed now.  Please let me know if problems persist.

Take care,

>   ~$ /Users/kaufmann/lisps/gcl/gcl-2.6.8pre/unixport/saved_gcl
>   GCL (GNU Common Lisp)  2.6.8 CLtL1    Aug  6 2010 11:51:51
>   Source License: LGPL(gcl,gmp), GPL(unexec,bfd,xgcl)
>   Binary License:  GPL due to GPL'ed components: (READLINE UNEXEC)
>   Modifications of this banner must retain notice of a compatible license
>   Dedicated to the memory of W. Schelter
>
>   Use (help) to get some basic information on how to use GCL.
>   Temporary directory for compiler files set to 
> /var/folders/6S/6ScqCriVFE8aH0vpDjfNK++++TI/-Tmp-/
>
>   >(setq si::*multiply-stacks* 2)
>
>   2
>
>   >
>   Error: Caught fatal error [memory may be damaged]
>   Fast links are on: do (si::use-fast-links nil) for debugging
>   Error signalled by an anonymous function.
>
>   Error: 4 is an illegal ihs index.
>   Fast links are on: do (si::use-fast-links nil) for debugging
>   Error signalled by SYSTEM:UNIVERSAL-ERROR-HANDLER.
>   Broken at SYSTEM:SCH-FRS-BASE.
>   >>>:b
>   Backtrace: system:universal-error-handler > SYSTEM:SCH-FRS-BASE
>   NIL
>   >>>
>
> Perhaps there's a different way I should increase stack size?  One
> regression test failed, namely books/serialize/serialize-tests.lisp,
> with "Invocation history stack overflow.".  I'm guessing it's because
> I didn't double the stack size, though I'm not sure.
>
> Thanks --
> -- Matt
>    Cc: kaufm...@cs.utexas.edu, gcl-devel@gnu.org, Robert Krug 
> <desti...@mac.com>
>    From: Camm Maguire <c...@maguirefamily.org>
>    Date: Fri, 06 Aug 2010 15:12:15 -0400
>    X-SpamAssassin-Status: No, hits=-2.6 required=5.0
>    X-UTCS-Spam-Status: No, hits=-252 required=165
>
>    Greetings!  Wonderful to hear from you too!
>
>    "Warren A. Hunt Jr." <h...@cs.utexas.edu> writes:
>
>    > Hi Camm,
>    >
>    > It's good to hear that you are back at work on GCL.
>    >
>    >   It appears we're getting close to a gcl release.  You might recall out
>    >   [typo?; probably should be be "our"]
>    >   having used static builds in the past to enable 32bit linux machines
>    >   to use up to 3gig memory as opposed to the usual 1gig limit (imposed
>    >   by the load address of shared libraries.)  Warren told me at one time
>    >   that this was useful in getting the most out of 32bit, especially as
>    >   64bit comes with its own overhead of bigger pointers.  In addition,
>    >   the binary of course is completely portable.  Is this important to
>    >   support?  There appear to have been some libc developments which will
>    >   have to be worked around to get it working now.
>    >
>    > I believe there will be interest in 32-bit computing
>    > for many years to come; I believe the embedded world of
>    > computing will become almost entirely based on 32-bit
>    > ARM and X86 platforms.  The number of embedded systems
>    > (phones, tablets, set-top boxes, utility meters, etc.)
>    > far exceeds the number of general-purpose computing
>    > systems.  For instance, the device that measures the
>    > electric power used in my home is an embedded Linux
>    > system running on a Pico ITX board with a X86
>    > processor.  So, for embedded computing, I think getting
>    > what one can from the 32-bit X86 architecture is
>    > valuable.
>    >
>    > Some years ago, Boyer and I didn't have ready access to
>    > 64-bit computers so we were motivated to get as much
>    > out of our 32-bit computers as possible.  However, now
>    > even my laptop contains a 64-bit (Intel Core 2 Duo)
>    > microprocessor with 8 GBytes RAM, so now I always work
>    > on a 64-bit machine.  Therefore, I don't expect to be a
>    > future customer of 32-bit GCL for general-purpose
>    > computing.
>    >
>
>    Good thing then I guess that I put in the extra work to get 64bit
>    working on the mac.  There is a special configure option needed as
>    explained in README.macosx.  The standard configure tools detect the
>    box as 32bit by default.
>
>    In any case, this mac stuff appears done now.  If anyone finds it
>    useful enough to try it out and report back, that of course would be
>    great.  No need of course unless it is of genuine use to some real mac
>    user. 
>
>    Take care,
>
>    > Cheers,
>    >
>    > Warren
>    >
>    >
>    >
>    >
>
>    -- 
>    Camm Maguire                                           
> c...@maguirefamily.org
>    ==========================================================================
>    "The earth is but one country, and mankind its citizens."  --  Baha'u'llah
>
>
>
>

-- 
Camm Maguire                                        c...@maguirefamily.org
==========================================================================
"The earth is but one country, and mankind its citizens."  --  Baha'u'llah

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