Bootstrap broken at the beginning of libstdc++-v3

[Jan Hubicka]

> After update gcc mainline sources from CVS I can't bootstrap anyway :(
> 
> Now bootstrap break at:
> --8<------------------------------------------------------------
> /usr/home/wanderer/pkg/build/gcc/obj/gcc/g++ -shared-libgcc -B/usr/home/wand
> erer/pkg/build/gcc/obj/gcc/ -nostdinc++ -B/home/wanderer/pkg/gcc/i386-unknow
> n-freebsd5.1/bin/ -B/home/wanderer/pkg/gcc/i386-unknown-freebsd5.1/lib/ -isy
> stem /home/wanderer/pkg/gcc/i386-unknown-freebsd5.1/include -isystem
> /home/wanderer/pkg/gcc/i386-unknown-freebsd5.1/sys-include -include
> bits/stdc++.h -g -O2 -o abi_check
> bi_check.o  -L/usr/home/wanderer/pkg/build/gcc/obj/i386-unknown-freebsd5.1/l
> ibstdc++-v3/src -L/usr/home/wanderer/pkg/build/gcc/obj/i386-unknown-freebsd5
> .1/libstdc++-v3/src/.libs -lm
> abi_check.o(.text+0x26): In function
> `__static_initialization_and_destruction_0(int, int)':
> /usr/home/wanderer/pkg/build/gcc/obj/i386-unknown-freebsd5.1/libstdc++-v3/in
> clude/bits/stl_algo.h:2456: undefined reference to
> `std::ios_base::Init::~Init [in-charge]()'

This didn't happen for me.  Can you send me preprocessed file of the
unit causing unreferenced symbol?

Honza