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From: "ppalka at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/93413] Defaulted constexpr Destructor not being found
 during constant evaluation
Date: Thu, 03 Nov 2022 19:11:44 +0000
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X-Bugzilla-Who: ppalka at gcc dot gnu.org
X-Bugzilla-Status: RESOLVED
X-Bugzilla-Resolution: FIXED
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X-Bugzilla-Target-Milestone: 13.0
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D93413

Patrick Palka <ppalka at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|ASSIGNED                    |RESOLVED
   Target Milestone|---                         |13.0

--- Comment #11 from Patrick Palka <ppalka at gcc dot gnu.org> ---
Fixed for GCC 13.  The fix is probably unsuitable for backporting, and there
are workarounds anyway -- one workaround is to turn the problematic class i=
nto
a class template with an explicitly defaulted dtor, e.g. for the original
testcase do:

struct Base {
    constexpr virtual ~Base(){}
};

template<class=3Dvoid>
struct Derived: Base {
  ~Derived() =3D default;
};

constexpr Derived<> d;=