Re: [Boost-users] Boost serialization w/gcc 3.2.3 on CentOS 4.4?

From: Chris Weed (chrisweed_at_[hidden])
Date: 2007-04-26 22:55:08

I am not a serialization guru, but I think someone could help you if
you can you post a simple example of your code that can reproduce the
crash with the full stack trace?
Chris

On 4/26/07, matthew.garman_at_[hidden] <matthew.garman_at_[hidden]> wrote:
> On Thu, Apr 26, 2007 at 05:30:26PM -0400, Chris Weed wrote:
> > This warning means you have some code built with gcc 3.4+ and some
> > code built with gcc earlier than gcc 3.4. This will invariably
> > cause your code to crash:
> >
> > /usr/bin/ld: warning: libstdc++.so.6, needed by
> > /usr/local/lib/libboost_serialization-gcc.so, may conflict with
> > libstdc++.so.5
> >
> > You need to rebuild all of your code to link against the same
> > libstdc++ library.
>
> Hi,
>
> I fixed the above problem (I was still pulling in the 3.4 build of
> boost).  Now I'm correctly pulling in only stuff built with gcc32
> (ldd confirmed this).
>
> But the program still segfaults.  Here's an excerpt from the gdb
> back trace after a crash.  Basically, everything prior to #32 is our
> own code, and #32 is where the boost serialization code is first
> referenced.  (I can certainly post the whole backtrace, just trying
> to be concise.)  Note "MyClass" is the name of our custom class that
> uses boost::serialization:
>
> [ ... ]
> #27 0x08089912 in boost::archive::detail::load_non_pointer_type<portable_binary_iarchive, MyClass>::load_standard::invoke (ar=@0xf5bd6140, t=@0x81459f0)
>     at /.../include/boost-1_33_1/boost/archive/detail/iserializer.hpp:375
> #28 0x08089776 in boost::archive::detail::load_non_pointer_type<portable_binary_iarchive, MyClass>::invoke (ar=@0xf5bd6140, t=@0x81459f0)
>     at /.../include/boost-1_33_1/boost/archive/detail/iserializer.hpp:425
> #29 0x0808960a in load<portable_binary_iarchive, MyClass> (ar=@0xf5bd6140,
>     t=@0x81459f0)
>     at /.../include/boost-1_33_1/boost/archive/detail/iserializer.hpp:572
> #30 0x0808944f in load_override<MyClass> (this=0xf5bd6140, t=@0x81459f0)
>     at /.../include/boost-1_33_1/boost/archive/basic_binary_iarchive.hpp:70
> #31 0x08089092 in load_override<MyClass> (this=0xf5bd6140, t=@0x81459f0)
>     at /.../include/boost-1_33_1/boost/archive/binary_iarchive.hpp:47
> #32 0x0808899d in operator>><MyClass> (this=0xf5bd6140, t=@0x81459f0)
>     at /.../include/boost-1_33_1/boost/archive/detail/interface_iarchive.hpp:76
> [ ... ]
>
> Thanks again,
> Matt
>
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