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Re: gcc-3.0 problems

On Mon, Apr 15, 2002 at 11:43:19PM +0200, Tomas Pospisek's Mailing Lists wrote:
> My knowledge of gcc-2.95 vs gcc-3.0 intricacies and C++ specialities is
> far too small to figure out what's going on here:
> 	http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=140032
> and I estimate  that I won't have the time to improve my knowledge
> sufficiently either untill woody deadline so I plan to drop support for
> all platforms that _require_ gcc-3.0. How would I achieve that:
> * by explicitly adding "Conflicts: gcc-3.0" to the control file?
> * by explicitly naming all supported plattforms?
> * by excluding some architectures (this doesn't seem to be possible)
> The upstream who's much more knowledgeable won't be available during the
> next two weeks either. So if there's any g++-3.0 guru listening, then I'd
> be glad for some hints.
> Here's how far I've come: If I:
> * define CXX = LINKER = g++-3.0 and CC = gcc-3.0
> * add -DCOMPILER_GNU to the CXX options in the Makefile
>   then the "looser throw specifier for `virtual" goes away.
> but then I get plentyful of undefined references. Ex:

If you're testing this on your x86 (or similar) platform, the undefined
references are to be expected.  You can't link 2.95 and 3.0 C++ code,
and QT is 2.95 C++ code.  Try working on one of the architectures in
question; they should be available to you as a Debian developer.

Daniel Jacobowitz                           Carnegie Mellon University
MontaVista Software                         Debian GNU/Linux Developer

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