From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
	id 9EE613892466; Thu, 20 Jun 2024 14:09:51 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 9EE613892466
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
	s=default; t=1718892591;
	bh=0qL9fGYTk+Tv3d45t2PfJR7QSddlBEyWsUkBityIl7A=;
	h=From:To:Subject:Date:From;
	b=tzssPT6DTxHQaHmDDBoJiIKSrO1/U1kHcB4YCVALgCkIUIOhScS2kFDZN8r+nME0l
	 krDWD/khAZrzDhGf9n4H/DVgBh7WjmV2yqtubnnGdvuHEReZteBsfI3ANLyeFBCDPV
	 n+tDYEtm7Hx6F4Nsvquc69Vc/Ey6O0FBo34pALxg=
From: "mital at mitalashok dot co.uk" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/115558] New: Trivial noexcept(false) default constructor
 does not make value initialization potentially throwing
Date: Thu, 20 Jun 2024 14:09:51 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: c++
X-Bugzilla-Version: 15.0
X-Bugzilla-Keywords: 
X-Bugzilla-Severity: normal
X-Bugzilla-Who: mital at mitalashok dot co.uk
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status
 bug_severity priority component assigned_to reporter target_milestone
Message-ID: <bug-115558-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
List-Id: <gcc-bugs.sourceware.org>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D115558

            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) =3D default;
};
static_assert(!noexcept(X()));  // Should pass, but does not

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