Yes, but why?

../libs/boost/include/boost/serialization/export.hpp:134:40: warning: type qualifiers ignored on function return type
main.cpp:83:5: warning: unused parameter ‘argc’
main.cpp:83:5: warning: unused parameter ‘argv’

Can you reproduce the error in your Boost version?

2011/8/5 Robert Ramey <ramey@rrsd.com>
Júlio Hoffimann wrote:
> Just correcting another mistake mine, the warning is not on line 40
> as i said. It's in export.hpp 134:40.
>

That's where it's detected.  It's caused somehere else - see below.

>
> Do you have any hint Robert? What could i do to fix this? I heard
> Boost.Serialization changed dramatically from 1.45 to actual
> versions. I just don't want to upgrade right now because i'm the
> middle of another job.
>

One obvious problem is that the base class is not abstract.  To be abstract,
a base class must have atleast one virtual function in the form

virtual my_function() = 0;

The ASSUME_ABSTRACT macro doesn't mark it abstract to the
compiler - it marks it abstract to the boost type-traites system.
I know it's quirky and unclear - but I see no way to make it bullet proof.

I'm sort of surprised/disappointed that this doesn't give a compile time
warning.  What compiler do you use?

Robert Ramey




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