This page is a snapshot from the LWG issues list, see the Library Active Issues List for more information and the meaning of Deferred status.
2202. Missing allocator support byasync
Section: 32.10.9 [futures.async] Status: Deferred Submitter: Detlef Vollmann Opened: 2012-10-19 Last modified: 2016-01-28
Priority: 4
View other active issues in [futures.async].
View all other issues in [futures.async].
Discussion:
promise, packaged_task, and async are the only places where a shared state is actually supposed to be allocated. Accordingly, promise and packaged_task are "allocator-aware". But function template async provides no way to provide an allocator.
[2013-09 Chicago]
Matt: deprecate async
Nico: read my paper Alisdair: defer issues to wait for polymorphic allocators Alisdair: defer, active topic of research Deferred[2014-02-20 Re-open Deferred issues as Priority 4]
[2015-05 Lenexa, SG1 response]
We want whatever status approximates: "will not fix; we're working on a replacement facility and don't want to add features to a broken one"
Proposed resolution:
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