[MacPorts] #22148: fix gcc43 darwin10 build and add i386 multilib using backports from gcc 4.4

[MacPorts]

#22148: fix gcc43 darwin10 build and add i386 multilib using backports from gcc 4.4
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 Reporter:  howarth@…                 |       Owner:  mww@…           
     Type:  defect                    |      Status:  new             
 Priority:  Normal                    |   Milestone:                  
Component:  ports                     |     Version:  1.8.1           
 Keywords:  lang                      |        Port:  gcc43           
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Description changed by ryandesign@…:

Old description:

> Backport fixes for darwin10 build and i386 multilib support on[[BR]]
> x86_64-apple-darwin target from gcc 4.4. These were introduced[[BR]]
> in the following gcc commits. Note that without the darwin10 fixes,[[BR]]
> configure makes incorrect assumptions about the features in
> darwin10[[BR]]
> [[BR]]
> http://gcc.gnu.org/ml/gcc-cvs/2008-11/msg00304.html [[BR]]
> http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00068.html [[BR]]
> http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00067.html [[BR]]
> http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00065.html [[BR]]
> http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00125.html [[BR]]
> http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00124.html [[BR]]
> [[BR]]
> The attached packaging changes builds fine on x86_64-apple-
> darwin10.[[BR]]

New description:

 Backport fixes for darwin10 build and i386 multilib support on
 x86_64-apple-darwin target from gcc 4.4. These were introduced
 in the following gcc commits. Note that without the darwin10 fixes,
 configure makes incorrect assumptions about the features in darwin10

 http://gcc.gnu.org/ml/gcc-cvs/2008-11/msg00304.html [[BR]]
 http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00068.html [[BR]]
 http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00067.html [[BR]]
 http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00065.html [[BR]]
 http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00125.html [[BR]]
 http://gcc.gnu.org/ml/gcc-cvs/2008-12/msg00124.html [[BR]]

 The attached packaging changes builds fine on x86_64-apple-darwin10.

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Ticket URL: <http://trac.macports.org/ticket/22148#comment:7>
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