[boost] Re: preprocessor puzzle

From: Andrei Alexandrescu (See Website For Email) (SeeWebsiteForEmail_at_[hidden])
Date: 2005-03-21 17:14:38

Edward Bishop wrote:
>>>
>>> Are you trying to detect 'unsigned char' specifically, or are you 
>>> ultimately trying to compare strings of identifiers (keywords are 
>>> identifiers here)?
>>
>>
> 
> The IS_UNSIGNED_CHAR() macro is meant to be used in another macro:
> 
> #define IS_BUILTIN_TYPE(x) BOOST_PP_OR(IS_UNSIGNED_CHAR(x), ...

But wouldn't it be more appropriate to do that at the type level so you 
can take into account typedefs?

Andrei