For which gcc release is going to be foreseen the support for the Coroutines TS extension?

[Florian Weimer]

* Sebastian Huber:

> Hello,
>
> On 06/06/2018 08:33, Florian Weimer wrote:
>> On 06/04/2018 07:36 PM, Jonathan Wakely wrote:
>>> On 4 June 2018 at 18:32, Marco Ippolito wrote:
>>>> Hi all,
>>>>
>>>> clang and VS2017 already support the Coroutines TS extensions.
>>>> For which gcc release is going to be foreseen the support for the
>>>> Coroutines TS extension?
>>>
>>> This has been discussed recently, search the mailing list.
>>>
>>> It will be supported after somebody implements it.
>>
>> If it is in fact implementable on top of the GNU ABI.  Some variants
>> of coroutines are not.
>
> it seems C++20 will contain coroutines. Are there already some plans
> to support them in GCC?

There is <http://gcc.gnu.org/wiki/cxx-coroutines>.  Iain Sandoe is
working on it.

> I ask this so that I can plan my work to
> support it for RTEMS. For example, are there plans to build them on
> top of ucontext?

C++ coroutines are stackless.  I don't think any new low-level run-time
support will be needed.

Thanks,
Florian