[Bug libstdc++/83981] vector::resize(size_type) should not require T to be CopyInsertable when std=c++14

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83981

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |rejects-valid
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-01-23
     Ever confirmed|0                           |1

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
It compiles if you add noexcept to your move constructor.

We need to handle the case where there's a throwing move but no copy
constructor, and use the move anyway.