Re: [Boost-users] Compiler limitation (MSVS 2015 update 2) or real error using boost::async?

Subject: Re: [Boost-users] Compiler limitation (MSVS 2015 update 2) or real error using boost::async?
From: James Swift (james_at_[hidden])
Date: 2016-05-06 03:16:50

In case anyone else gets this someone else gave me the tip to use
`boost::executor_adaptor<TestEx> tex;`
And a link to this discussion
http://www.boost.org/doc/libs/1_60_0/doc/html/thread/synchronization.html#thread.synchronization.executors.rationale.closure

kind regards,
James

On 5 May 2016 at 19:02, Juan Ramírez <jramirez.uy_at_[hidden]> wrote:

> Based on this
> <http://www.boost.org/doc/libs/1_52_0/doc/html/thread/synchronization.html#thread.synchronization.futures.reference.async>
> doc, boost::async is defined as follows:
>
> template <class F>
>  future <http://www.boost.org/doc/libs/1_52_0/doc/html/thread/synchronization.html#thread.synchronization.futures.reference.unique_future><typename result_of<typename decay<F>::type()>::type>async(F f);template <class F>
>  future <http://www.boost.org/doc/libs/1_52_0/doc/html/thread/synchronization.html#thread.synchronization.futures.reference.unique_future><typename result_of<typename decay<F>::type()>::type>async(launch policy, F f);
>
>
> In your example you are calling the second overload, which takes a launch
> policy in its first argument, boost::launch is an enum (se here
> <http://www.boost.org/doc/libs/1_58_0/boost/thread/futures/launch.hpp>),
> i guess the compiler is failing trying to create an enum from your class
> instance.
>
> I tried  your example using boost::launch::async and capturing your tex
> object: didn't have any problems at all.
>
>
> Best regards,
> Juan
>
>
> On Thu, May 5, 2016 at 9:18 AM, James Swift <james_at_[hidden]> wrote:
>
>> Hi,
>>
>> in case anyone wants to play with the example I provided but doesn't have
>> access to MSVC you can do so online here.
>>
>> http://rextester.com/BAX37541
>>
>> kind regards,
>> James
>>
>>
>> _______________________________________________
>> Boost-users mailing list
>> Boost-users_at_[hidden]
>> http://lists.boost.org/mailman/listinfo.cgi/boost-users
>>
>
>
>
> --
> Juan
> :wq
>
>
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