Re: [boost] Any Metrowerks experts? (getting ready for 1.33)

From: John Maddock (john_at_[hidden])
Date: 2005-04-26 04:45:15

>> Can any experts in MWCW take a look at why 
>> libs/type_traits/extent_test.cpp fails all the tests?  The implementation 
>> of the extent type trait is pretty simple, and Metrowerks is the only 
>> compiler that doesn't like it for some reason.
>
> It doesn't differentiate between these two types of PTS structs...
>
> template <class T, std::size_t R>
> struct extent_imp<T[R],0>
> {
>    BOOST_STATIC_CONSTANT(std::size_t, value = R);
> };
> template <class T>
> struct extent_imp<T[], 0>
> {
>    BOOST_STATIC_CONSTANT(std::size_t, value = 0);
> };
>
> And it picks the second all the time for int[n][m] and int[][].
>
> Don't know what can be done about it though. Other than adding __MWERKS__ 
> to the guard that's there already...

> Which makes the tests pass. I've checked this in as it can only hurt 
> CodeWarrior :-)

Thanks Rene!

John.