[Bug c++/115558] New: Trivial noexcept(false) default constructor does not make value initialization potentially throwing

[Bug c++/115558] New: Trivial noexcept(false) default constructor does not make value initialization potentially throwing

[mital at mitalashok dot co.uk]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115558

            Bug ID: 115558
           Summary: Trivial noexcept(false) default constructor does not
                    make value initialization potentially throwing
           Product: gcc
           Version: 15.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: mital at mitalashok dot co.uk
  Target Milestone: ---

This is related to DR2820 https://cplusplus.github.io/CWG/issues/2820.html

struct X {
    X() noexcept(false) = default;
};
static_assert(!noexcept(X()));  // Should pass, but does not

Similar to Bug 114844 and https://cplusplus.github.io/CWG/issues/2886.html

[Bug c++/115558] Trivial noexcept(false) default constructor does not make value initialization potentially throwing

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115558

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
See https://gcc.gnu.org/legacy-ml/gcc-patches/2019-09/msg00311.html .

[Bug c++/115558] Trivial noexcept(false) default constructor does not make value initialization potentially throwing

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115558

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2024-06-20
             Status|UNCONFIRMED                 |NEW

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I see this was just accepted as a defect report this year even:
[Accepted as a DR at the March, 2024 meeting.]

[Bug c++/115558] Trivial noexcept(false) default constructor does not make value initialization potentially throwing

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115558

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |mpolacek at gcc dot gnu.org

--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Probably mine then; thanks for the report.