Ok, it works, also Fiasco.OC compiled and i have just modified the hello server and booted all the system.
Thank you very much for the help.

> Date: Sun, 19 Jun 2011 18:05:42 +0200
> From: adam@os.inf.tu-dresden.de
> To: l4-hackers@os.inf.tu-dresden.de
> Subject: Re: L4Re build error
>
>
> On Sun Jun 19, 2011 at 15:52:03 +0000, Slex Sangiuliano wrote:
> >
> > I have linked in this way (in /usr/bin):
> > ln -s g++-4.5 g++
> > ln -s cpp-4.5 cpp
> > ln -s gcc-4.5 gcc
> > (i have previously removed the links to gcc-45, g++-4.5 and cpp-4.5)
> >
> > but the error is the same:
> >
> > In file included from /home/alex/l4env/include/contrib/libstdc++-v3/bits/stl_algobase.h:71:0,
> > from /home/alex/l4env/include/contrib/libstdc++-v3/memory:53,
> > from /home/alex/src/l4/pkg/libstdc++-v3/contrib/libstdc++-v3-4.1.0/src/allocator-inst.cc:34:
> > /home/alex/l4env/include/contrib/libstdc++-v3/bits/cpp_type_traits.h:358:12: error: expected identifier before ‘__is_pod’
> > /home/alex/l4env/include/contrib/libstdc++-v3/bits/cpp_type_traits.h:358:12: error: expected unqualified-id before ‘__is_pod’
> > /home/alex/l4env/include/contrib/libstdc++-v3/bits/cpp_type_traits.h:371:12: error: expected identifier before ‘__is_empty’
> > /home/alex/l4env/include/contrib/libstdc++-v3/bits/cpp_type_traits.h:371:12: error: expected unqualified-id before ‘__is_empty’
> > make[4]: Entering directory `/home/alex/src/l4/pkg/drivers-frst/nand/src'
> > In file included from /home/alex/l4env/include/contrib/libstdc++-v3/memory:60:0,
> > from /home/alex/src/l4/pkg/libstdc++-v3/contrib/libstdc++-v3-4.1.0/src/allocator-inst.cc:34:
> > /home/alex/l4env/include/contrib/libstdc++-v3/limits:1067:9: error: a cast to a type other than an integral or enumeration type cannot appear in a constant-expression
> > /home/alex/l4env/include/contrib/libstdc++-v3/limits:1080:51: error: ‘std::numeric_limits<double>::is_iec559’ cannot be initialized by a non-constant expression when being declared
> > make[5]: *** [allocator-inst.o] Error 1
> >
> > now gcc -v says 4.5.3
>
> You need to run 'make oldconfig' in /home/alex/l4env to regenerate the
> compiler info.
>
>
>
> Adam
> --
> Adam adam@os.inf.tu-dresden.de
> Lackorzynski http://os.inf.tu-dresden.de/~adam/
>
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