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From: Phil Blundell <philb@gnu.org>
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Subject: Re: gcc Recipes
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On Wed, 2010-03-31 at 13:45 +0200, Frans Meulenbroeks wrote:
> But still I wonder what is e.g. the use of recipes like 4.1.1 (which
> btw was released in may 2006).

Binary compatibility with existing distributions which use that version
of gcc.  This is particularly important for kernel modules where the
exact compiler version needs to match, and it is also something of an
issue for folks using C++.

p.