This is an unofficial snapshot of the ISO/IEC JTC1 SC22 WG21 Core Issues List revision 112e. See for the official list.


927. Implicitly-deleted default constructors and member initializers

Section: 11.4.5  [class.ctor]     Status: CD2     Submitter: Alisdair Meredith     Date: 1 July, 2009

[Voted into WP at March, 2010 meeting.]

(From message 14555.)

The reasons for which an implicitly-declared default constructor is defined as deleted, given in 11.4.5 [class.ctor] paragraph 4, all deal with cases in which a member cannot be default-initialized. Presumably a brace-or-equal-initializer for such a member would eliminate the need to define the constructor as deleted, but this case is not addressed by the current wording.

Proposed resolution (October, 2009):

Change 11.4.5 [class.ctor] paragraph 5, the second list, as follows:

An implicitly-declared default constructor for class X is defined as deleted if: