Re: [boost] [fusion] Possible BUG: invoke does not work with zero arguments

From: Tobias Schwinger (tschwinger_at_[hidden])
Date: 2008-06-03 11:28:13

Marco Costalba wrote:
> Hi all,
> 
> following code fails to compile:
> 

It's not a bug: boost::result_of (which is used by fusion::invoke) needs 
to be specialized for nullary function objects.

Alternatively you can use

     typedef int result_type;

for the example case you posted.

Regards,
Tobias