Missing Throws element for basic_string_view(It begin, End end)
Hewill Kang

Created on 2021-07-13.00:00:00 last changed 7 days ago


Date: 2021-10-14.09:56:08

Proposed resolution:

This wording is relative to N4892.

  1. Modify [string.view.cons] as indicated:

    template<class It, class End>
      constexpr basic_string_view(It begin, End end);

    -7- Constraints:


    -8- Preconditions:


    -9- Effects: Initializes data_ with to_address(begin) and initializes size_ with end - begin.

    -?- Throws: When and what end - begin throws.

Date: 2021-10-14.00:00:00

[ 2021-10-14 Approved at October 2021 virtual plenary. Status changed: Voting → WP. ]

Date: 2021-08-15.00:00:00

[ 2021-08-20; Reflector poll ]

Set status to Tentatively Ready after eight votes in favour during reflector poll.

Date: 2021-07-13.00:00:00

The standard does not specify the exceptions of this constructor, but since std::to_address is a noexcept function, this constructor throws if and only when end - begin throws, we should add a Throws element for it.

Date User Action Args
2021-10-14 09:56:08adminsetmessages: + msg12135
2021-10-14 09:56:08adminsetstatus: voting -> wp
2021-09-29 12:57:28adminsetstatus: ready -> voting
2021-08-20 17:16:53adminsetmessages: + msg11991
2021-08-20 17:16:53adminsetstatus: new -> ready
2021-07-17 17:00:32adminsetmessages: + msg11972
2021-07-13 00:00:00admincreate