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* [Bug c++/115645] New: [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092
@ 2024-06-25 13:02 redi at gcc dot gnu.org
  2024-06-25 13:06 ` [Bug c++/115645] " redi at gcc dot gnu.org
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: redi at gcc dot gnu.org @ 2024-06-25 13:02 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115645

            Bug ID: 115645
           Summary: [11/12/13/14/15 Regression] new S[1][1]() requires
                    non-explicit default ctor since r11-3092
           Product: gcc
           Version: 15.0
            Status: UNCONFIRMED
          Keywords: rejects-valid
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: redi at gcc dot gnu.org
                CC: mpolacek at gcc dot gnu.org
  Target Milestone: ---

struct S {
  explicit S() { }
};

auto p = new S[1][1]();

expl.cc:5:22: error: converting to ‘S’ from initializer list would use explicit
constructor ‘S::S()’
    5 | auto p = new S[1][1]();
      |                      ^


Clang and EDG accept this.

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug c++/115645] [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092
  2024-06-25 13:02 [Bug c++/115645] New: [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092 redi at gcc dot gnu.org
@ 2024-06-25 13:06 ` redi at gcc dot gnu.org
  2024-06-25 13:07 ` redi at gcc dot gnu.org
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 5+ messages in thread
From: redi at gcc dot gnu.org @ 2024-06-25 13:06 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115645

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |10.5.0
      Known to fail|                            |11.1.0, 11.4.0, 12.3.0,
                   |                            |13.3.0, 14.1.0, 15.0

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
LWG just approved a change to the standard which requires this to work:
https://cplusplus.github.io/LWG/issue3436

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug c++/115645] [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092
  2024-06-25 13:02 [Bug c++/115645] New: [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092 redi at gcc dot gnu.org
  2024-06-25 13:06 ` [Bug c++/115645] " redi at gcc dot gnu.org
@ 2024-06-25 13:07 ` redi at gcc dot gnu.org
  2024-06-25 14:14 ` rguenth at gcc dot gnu.org
  2024-06-25 14:58 ` mpolacek at gcc dot gnu.org
  3 siblings, 0 replies; 5+ messages in thread
From: redi at gcc dot gnu.org @ 2024-06-25 13:07 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115645

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(although an explicit default ctor is unusual, so it's not going to really
affect anybody in practice)

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug c++/115645] [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092
  2024-06-25 13:02 [Bug c++/115645] New: [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092 redi at gcc dot gnu.org
  2024-06-25 13:06 ` [Bug c++/115645] " redi at gcc dot gnu.org
  2024-06-25 13:07 ` redi at gcc dot gnu.org
@ 2024-06-25 14:14 ` rguenth at gcc dot gnu.org
  2024-06-25 14:58 ` mpolacek at gcc dot gnu.org
  3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2024-06-25 14:14 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115645

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |11.5

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug c++/115645] [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092
  2024-06-25 13:02 [Bug c++/115645] New: [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092 redi at gcc dot gnu.org
                   ` (2 preceding siblings ...)
  2024-06-25 14:14 ` rguenth at gcc dot gnu.org
@ 2024-06-25 14:58 ` mpolacek at gcc dot gnu.org
  3 siblings, 0 replies; 5+ messages in thread
From: mpolacek at gcc dot gnu.org @ 2024-06-25 14:58 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115645

Marek Polacek <mpolacek at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2024-06-25
           Assignee|unassigned at gcc dot gnu.org      |mpolacek at gcc dot gnu.org
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |ASSIGNED

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2024-06-25 14:59 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2024-06-25 13:02 [Bug c++/115645] New: [11/12/13/14/15 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092 redi at gcc dot gnu.org
2024-06-25 13:06 ` [Bug c++/115645] " redi at gcc dot gnu.org
2024-06-25 13:07 ` redi at gcc dot gnu.org
2024-06-25 14:14 ` rguenth at gcc dot gnu.org
2024-06-25 14:58 ` mpolacek at gcc dot gnu.org

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