Re: [boost] How to detect if f() returns void or not?

Subject: Re: [boost] How to detect if f() returns void or not?
From: Edward Diener (eldiener_at_[hidden])
Date: 2009-12-14 20:40:38

Eric Niebler wrote:
> 
> Frédéric Bron wrote:
>> I would like to detect if the return type of a function is void or not
>> within C++03 standard?
> <snip>
> 
> I solved this problem once while writing a different trait and 
> documented it here:
> 
> http://www.boost.org/doc/libs/1_41_0/doc/html/proto/appendices.html#boost_proto.appendices.implementation.function_arity

It's extremely clever, as others have noted, but I am wondering if there 
is any website, or possibly newsgroup, devoted to advanced TMP 
techniques such as yours.