P2542 R8 views::concat

[wg21bot]

P2542R0 views::concat (Hui Xie, S. Levent Yilmaz)

[inbal2l]

Was seen by SG9 (Ranges) on 2022-03-14 (Full Minutes)

Polls

No polls were taken.

Summary

Paper is in good shape. Needs revision addresses the topics of: (Whether to) Fix 4.5 Common Range, usage of common_reference_with. We will take a poll on the next revision.

[wg21bot]

P2542R1 views::concat (Hui Xie, S. Levent Yilmaz)

[inbal2l]

R1 was seen by SG9 (Ranges) on 2022-04-11 (Full Minutes)

Polls

No polls were taken.

Summary

The issue of usage of common_reference_with with prvalue, xvalues, and the ownership was brought up.
Should be addressed by authors in the mailing before moving forward with the paper.
Will be seen at the next SG9 meeting (on 2022-05-09)

[inbal2l]

R2 was seen by SG9 (Ranges) on 2022-05-09 (Full Minutes)

Polls

POLL: Forward “P2542R2: views::concat” to LEWG for C++26.

SF	F	N	A	SA
5	1	0	0	0

Author’s position: 2xSF
Attendance: 10
Outcome: Strong consensus in favor

Summary

Revision addresses the topics of usage of common_reference_with.
Motivation, design, feature test macro, wording and implementation experiance all exists. There was a suggestion (by the author) to add example in the wording.
R2 of the paper was forwarded to LEWG for C++26. Will be seen by mailing list review.