Re: mpich 1.2.7 "transition"
> One issue: the gcc 4.0 transition which gives us gfortran also gives us
> a new C++ ABI. There's one lib in mpich which is built using the C++
> compiler, libpmpich++.so (linked from libmpi++.so). However, those libs
> are not linked to libstdc++ (ldd doesn't show a dependency, and
> dh_shlibdeps doesn't auto-generate a dependency on the new libstdc++
> version. So, do the new shared lib packages need to be libmpich1.0c2
> etc? I think so... Note that this will require that we all rebuild C++
> executables and libs to link with the new libpmpich++.
AFAICR this is a result of mpich makefiles calling
ld manually instead of g++ to link the binaries.
So, the g++ transition should affect mpich, yes.