RE: GCC 3.2 upgrade musings..
On 18-Aug-2002 Leo Spalteholz wrote:
> With all the excitement around gcc 3.x releases lately I got to thinking
> how debian would handle such an upgrade...
> The way I understand it is that a program written in c++ compiled with
> g++ 3.2 cannot use libraries compiled with earlier versions of the
> compiler due to ABI changes. so how does debian handle this sort of
> thing? If foobar was compiled with 3.2 it would need foolib that was
> also compiled with 3.2. However if foopanel is compiled with 2.95 it
> would need a seperate version of foolib that was compiled with 2.95. No
> problem for that one file but if every library on the system needs to
> exist compiled with the different compiler versions, your harddrive
> would be full.
> Recompiling everything with 3.2 wouldn't be a good idea because that
> would be one monster apt-get upgrade and people wanting to stick with
> the 2.95 compiled libs would be blocked from using the new apps...
>
> Since this situation must have arisen many times before, how does debian
> handle this sort of thing? Is it really that complicated or am I just
> missing something?
>
there is a long and detailed thread discussing how we will deal with this
happening right now on debian-devel.
And yes, it really is that complicated (-:
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