Re: [Mingw-users] GCC 4.3.0 20080502 (alpha) Released - Please help us test it!

["Chris Sutcliffe" <ir0nh34d@xxxxxxxxx>]

>  -Shared libstdc++: Add -lstdc++_s to your link flags to link against a
>  DLL version of libstdc++.

There seems to be a problem with <string> and this option:

c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(wstring-inst.o):(.text$_ZNSbIwSt11char_traitsIwESaIwEE4_Rep10_M_destroyERKS1_[std::basic_string<wchar_t,
std::char_traits<wchar_t>, std::allocator<wchar_t>
>::_Rep::_M_destroy(std::allocator<wchar_t> const&)]+0x0): multiple
definition of `std::basic_string<wchar_t, std::char_traits<wchar_t>,
std::allocator<wchar_t> >::_Rep::_M_destroy(std::allocator<wchar_t>
const&)'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d001095.o):(.text+0x0):
first defined here
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(wstring-inst.o):(.text$_ZNSbIwSt11char_traitsIwESaIwEEC1EPKwRKS1_[std::basic_string<wchar_t,
std::char_traits<wchar_t>, std::allocator<wchar_t>
>::basic_string(wchar_t const*, std::allocator<wchar_t> const&)]+0x0):
multiple definition of `std::basic_string<wchar_t,
std::char_traits<wchar_t>, std::allocator<wchar_t>
>::basic_string(wchar_t const*, std::allocator<wchar_t> const&)'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d001158.o):(.text+0x0):
first defined here
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(wstring-inst.o):(.text$_ZNSbIwSt11char_traitsIwESaIwEED1Ev[std::basic_string<wchar_t,
std::char_traits<wchar_t>, std::allocator<wchar_t>
>::~basic_string()]+0x0): multiple definition of
`std::basic_string<wchar_t, std::char_traits<wchar_t>,
std::allocator<wchar_t> >::~basic_string()'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d001180.o):(.text+0x0):
first defined here
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(wstring-inst.o):(.text$_ZNSbIwSt11char_traitsIwESaIwEEC1ERKS2_[std::basic_string<wchar_t,
std::char_traits<wchar_t>, std::allocator<wchar_t>
>::basic_string(std::basic_string<wchar_t, std::char_traits<wchar_t>,
std::allocator<wchar_t> > const&)]+0x0): multiple definition of
`std::basic_string<wchar_t, std::char_traits<wchar_t>,
std::allocator<wchar_t> >::basic_string(std::basic_string<wchar_t,
std::char_traits<wchar_t>, std::allocator<wchar_t> > const&)'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d001161.o):(.text+0x0):
first defined here
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(wstring-inst.o):(.text$_ZNSbIwSt11char_traitsIwESaIwEE6assignERKS2_[std::basic_string<wchar_t,
std::char_traits<wchar_t>, std::allocator<wchar_t>
>::assign(std::basic_string<wchar_t, std::char_traits<wchar_t>,
std::allocator<wchar_t> > const&)]+0x0): multiple definition of
`std::basic_string<wchar_t, std::char_traits<wchar_t>,
std::allocator<wchar_t> >::assign(std::basic_string<wchar_t,
std::char_traits<wchar_t>, std::allocator<wchar_t> > const&)'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d001124.o):(.text+0x0):
first defined here
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(eh_personality.o):(.text+0x4c4):
multiple definition of `___gxx_personality_v0'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d003704.o):(.text+0x0):
first defined here
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(atomicity.o):(.text+0x0):
multiple definition of `__gnu_cxx::__exchange_and_add(int volatile*,
int)'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d000234.o):(.text+0x0):
first defined here
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(functexcept.o):(.text+0x50):
multiple definition of `std::__throw_bad_alloc()'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d002898.o):(.text+0x0):
first defined here
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++.a(eh_throw.o):(.text+0x0):
multiple definition of `___cxa_rethrow'
c:/mingw4/bin/../lib/gcc/mingw32/4.3.0/libstdc++_s.a(d003690.o):(.text+0x0):
first defined here
collect2: ld returned 1 exit status

My code compiles fine if I drop the '-lstdc++_s' link library.

Cheers!

Chris

-- 
Chris Sutcliffe
http://emergedesktop.org

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