From: Stefan Strasser (sstrasser_at_[hidden])
Date: 2005-04-26 18:48:12
> Stefan Strasser schrieb:
>
>> Eric Niebler schrieb:
>>
>>> Stefan Strasser wrote:
>>>
>>>> michael toksvig schrieb:
>>>>
>>>>>
>>>>> BOOST_FOREACH(pair<Key, Value> &p, some_map)
>>>>>
>>>>> does not work, since the preprocessor just can't get over that
>>>>> first comma
>>>>>
>>>>
>>>> this could be worked around with C99 variadic macros if available,
>
>
> I've written two small patches to do this:
>
> http://www-user.uni-bremen.de/~strasser/config.patch
> against boost/config/compiler/
>
> define BOOST_VARIADIC_MACROS if available
> works with gcc and intel cc
>
> the version numbers(3.3 for gcc, 7.0 for intel) are pessimistic guesses
> from tests and internet posts.
>
> http://www-user.uni-bremen.de/~strasser/foreach.patch
> against boost-sandbox/boost/foreach.hpp
>
> BOOST_FOREACH(VAR,COL)
>
> up to 10 commas inside VAR, none inside COL
>
>
> Regards,
>
-- Stefan Strasser