Re: [boost] [typeof] function references and gcc 3.3.5

From: Tobias Schwinger (tschwinger_at_[hidden])
Date: 2006-01-06 21:18:09

Alexander Nasonov wrote:
> Tobias Schwinger wrote:
> 
>>Sorry for jumping in here. But I believe that
>>
>>     #ifndef BOOST_NO_SFINAE
>>     namespace boost { namespace type_of {
>>       template<typename T>
>>       typename enable_if<is_function<T>, T &>::type
>>       ensure_obj(T &);
>>     } }
>>     #endif
>>     // verified to solve the problem with GCC 3.2.3
>>
>>is a much nicer solution to the problem you describe (because it leaves 
>>scalability up to boost::is_function).
> 
> 
> Unfortunately, this doesn't compile neither on gcc 3.3.x nor on gcc 3.2.3.

Did you try catching T volatile & as a workaround?

     http://gcc.gnu.org/bugzilla/show_bug.cgi?id=8503

Well, it compiles fine on my copy of GCC (MinGW) and in MinGW 3.2.3 that bug is 
patched away (although it still doesn't match a function reference with T const & 
as GCC 3.4 does).