Re: [Boost-users] [thread] Using lambda with unique_future

Subject: Re: [Boost-users] [thread] Using lambda with unique_future
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2013-03-05 15:32:31

AMDG

On 03/05/2013 12:16 PM, Christian Henning wrote:
> I'm toying around with futures and I'm stumbling with the Visual
> Studio 2010 compiler.
> 
> The following doesn't compile:
> 
>     boost::unique_future<int> the_answer = boost::async( [] () ->int {
> return 42; } );
> 
> the error is:
> 
> <snip>
> 
> clang works just fine:
> http://liveworkspace.org/code/1gOYwa$2
> 
> Is this a compiler error or am I doing something wrong?
> 

I'd guess that the problem is that boost::result_of
doesn't work for C++11 lambdas.  clang works because
decltype-based result_of is enabled for clang.

In Christ,
Steven Watanabe