Brian Rogers

> Seems this will break older VC versions? Which version did you see it break? As far as I know this /std arg is only available starting in VS 2017...

Seeing similar errors in other places as well: await_transform.hpp(180,26): warning C4459: declaration of 'sender' hides global declaration sender_concepts.hpp(192,3): note: see declaration of 'unifex::sender'

scheduler_concepts.hpp(224,10): warning C4459: declaration of 'scheduler' hides global declaration scheduler_concepts.hpp(101,3): note: see declaration of 'unifex::scheduler'