[darwinbuild] Re: Darwin 8.0.1 gcc for pentiumpro

Shantonu Sen ssen at opendarwin.org
Sun Aug 7 08:39:18 PDT 2005

Woah, dude, that's not how you run gcc. gcc invokes language-specific  
backends, for example /usr/libexec/gcc/darwin/ppc/3.3/cc1.

It sounds like you used a Kevin's gcc driver but not the language  
backend. Don't do that. You need to chroot into the build root to use  
it properly.


On Aug 7, 2005, at 8:32 AM, Michael Franz wrote:

> On 8/7/05, Shantonu Sen <ssen at opendarwin.org> wrote:
>> The patched roots work for me (at least gcc_os (gcc 3.3) did). How
>> did you install it?
>> Shantonu
> I copied the downloaded version to
> /usr/local/share/darwinbuild/cache/Roots/8A428/ and named it
> gcc.root.tar.gz.  Removed everything in the Build8A28/BuildRoot
> directory, and then did darwinbuild gcc.
> Once the build root environment was created,I then ran:
> /var/root/development/Build8A428/BuildRoot/usr/bin/gcc -S -o - -arch
> i386 foo.c | grep xmm > test1.out
> /var/root/development/Build8A428/BuildRoot/usr/bin/gcc -S -o - -arch
> i386 foo.c -mno-sse2 | grep xmm > test2.out
> /var/root/development/Build8A428/BuildRoot/usr/bin/gcc -S -o - -arch
> i386 foo.c -march=pentiumpro | grep xmm > test3.out
> For testing the built versions, I change the path to gcc-4.0 in the
> Symbols directory.

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