P1355 Exposing a narrow contract for ceil2

[jensmaurer]

P1355R0 Exposing a narrow contract for ceil2 (Chris Kennelly)

[jensmaurer]

P1355R1 Exposing a narrow contract for ceil2 (Chris Kennelly)

[jensmaurer]

Discussion on lib-ext: http://lists.isocpp.org/lib-ext/2019/01/9595.php

[tituswinters]

Was discussed on lib-ext, sentiment suggested ready to move ahead. Will discuss in LEWG briefly.

[tituswinters]

Approve the paper as written.
SF F N A SA
0 4 6 4 1

Approve with revisions as per Alisdair’s suggestion (still UB, not noexcept, wording to include “Throws: Nothing”)
SF F N A SA
4 11 1 0 0

Revise as per Alisdair’s suggestion, forward to LWG for C++20.
Unanimous consent