P2721 R1 Deprecating function in C++29

[wg21bot]

P2721R0 Deprecating function (Michael Florian Hava)

[inbal2l]

2024-03-22 Library Evolution Tokyo Meeting

P2721R0: Deprecating function

2024-03-22 Library Evolution Tokyo Minutes

Champion: Michael Hava
Chair: Robert Leahy / Fabio
Minute Taker: Guy Davidson

Summary

POLL: We are interested in deprecating std::function at some future point.

SF	F	N	A	SA
10	5	3	2	2

Attendance: 19 (in person) + 7 remote
Author's Position: SF
Outcome: Consensus in favor

POLL: Forward “P2721R0: Deprecating function” to LWG for C++26 (to be confirmed by an electronic poll).

SF	F	N	A	SA
6	3	3	6	4

Attendance: 19 (in person) + 7 remote
Author's Position: SF
Outcome: No consensus for change

Next Steps

The room was not supportive of deprecation for C++26, however, there is interest in deprecating in post-C++26 revision in the future.

Closing the paper for now, we should reconsider this deprecation again once replacements gather both implementation and deployment experience.

[wg21bot]

P2721R1 Deprecating function in C++29 (Michael Florian Hava)