This is an unofficial snapshot of the ISO/IEC JTC1 SC22 WG21 Core Issues List revision 114b. See http://www.open-std.org/jtc1/sc22/wg21/ for the official list.

2024-05-06


2801. Reference binding with reference-related types

Section: 9.4.4  [dcl.init.ref]     Status: DRWP     Submitter: Brian Bi     Date: 2023-09-18

[Accepted as a DR at the November, 2023 meeting.]

Consider:

  int* p;
  const int*&& r = static_cast<int*&&>(p);

The intent of core issues 2018 and 2352 was to make this example ill-formed, because it surprisingly introduces a temporary.

Proposed resolution (approved by CWG 2023-10-20):

Change in 9.4.4 [dcl.init.ref] bullet 5.4 as follows: