Re: [Boost-users] [serialization] Reading back old archives

Subject: Re: [Boost-users] [serialization] Reading back old archives
From: David Raulo (david.raulo_at_[hidden])
Date: 2010-07-12 16:21:52

Le 12 juil. 2010 à 22:43, Robert Ramey a écrit :

> David Raulo wrote:
> 
>> 
>> #8  0x001df891 in
>> boost::serialization::throw_exception<boost::archive::archive_exception>
>> (e=@0xbfffe2d0) at throw_exception.hpp:36
>> #9  0x001a3cee in
>> boost::archive::detail::iserializer<my_xml_iarchive,
>> MyClass>::load_object_data (this=0xbea698, ar=@0xbffff284,
>> x=0x2a19770, file_version=36107) at iserializer.hpp:173
>> 
>> 
>> Here you can see that the original version 20090123 got truncated to
>> 36107 == 20090123 & 65535. This in itself might be a bug, I'm not
>> sure.
> 
> I can't see this.  But I do see how this assertion would be tripped.

in the backtrace, the value of the file_version argument is 36107,
whereas in the XML archive, the version is 20090123. So it looks
to me that something truncates the value to 16 bits.

>  If you comment out this assertion does this make it work?

Will do tomorrow, and report back.

Thanks.

David.