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Message-ID:	<50156E5D.7090509@iki.fi>
Date:	Sun, 29 Jul 2012 20:09:49 +0300
From:	Andris Pavenis <andris DOT pavenis AT iki DOT fi>
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To:	djgpp-workers AT delorie DOT com
Subject:	Re: gcc-4.8 snapshots and DJGPP
References:	<50152C66 DOT 9040202 AT iki DOT fi> <201207291745 DOT 54447 DOT juan DOT guerrero AT gmx DOT de>
In-Reply-To:	<201207291745.54447.juan.guerrero@gmx.de>
Reply-To:	djgpp-workers AT delorie DOT com

On 07/29/2012 06:45 PM, Juan Manuel Guerrero wrote:
> Am Sonntag, 29. Juli 2012 schrieb Andris Pavenis:
>> Tried to build the recent gcc-4.8 snapshots for DJGPP. Needed
>> to update patch-set for source patching to work of course.
>>
>> As earlier started with building Linux to DJGPP cross-compiler RPMs
>> (with DJGPP source archive as side product).
>> - all seems to be OK under Fedora 17 x86_64 (cross-compiler RPMs
>>     gets built without problems)
>> - tried to do the same under CentOS 5.8 i386 (really chroot under
>>     the same Fedora installation). This time no success. Perhaps
>>     gcc version 4.1.2 20080704 (Red Hat 4.1.2-52) present there is
>>     too old. That could perhaps be fixed by taking some intermediate
>>     version.
>> - perhaps I should create CentOS 6.3 i386 chroot and retry
>>
>> After that built native compiler for DJGPP (tried only DJGPP v2.04pre).
>> It built practically "out of box" except of random compiler errors
>> time at time similarly as with some earlier stable version.
>>
>> I think that one of suspects is nmalloc used instead of DJGPP own memory
>> allocation (as DJGPP free() is too slow). I had some stability problems
>> earlier running my own test program (linked with nmalloc) which allocates
>> large numbers of random memory blocks and after that frees them in random
>> order. That memory allocation test program caused random NTVDM crashes
>> on Windows Vista.
>>
>> Not much testing done with built GCC snapshot though. Built GMP-5.0.5, but one of
>> test-suite programs (mpz/t-io_raw.exe) failed. I did not have time
>> to study why it fails yet.
>>
>> I could make archives available somewhere if somebody is interested
>> to do more testing.
>>
>> Andris
>>
>> PS. I used gcc-4.8-20120722 downloaded from ftp://gcc.gnu.org
>>
>>
>>
>
>
> If you make the zip files of the sources available I will try to build
> them on my XP, 2K, 98SE and msdos installations.
>

OK. Files are at:

http://ap1.pp.fi/djgpp/gcc/test/4.8.0-20120722/

I did not put RPM packages there. djcross-gcc package contains however
SPEC file.

Andris

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