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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/113242] g++ rejects-valid template argument of class type
 containing an lvalue reference
Date: Thu, 18 Jan 2024 15:53:46 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113242

--- Comment #3 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-13 branch has been updated by Patrick Palka
<ppalka@gcc.gnu.org>:

https://gcc.gnu.org/g:4ffb23975b32bfd285915c3d6659b837868b5aa9

commit r13-8235-g4ffb23975b32bfd285915c3d6659b837868b5aa9
Author: Patrick Palka <ppalka@redhat.com>
Date:   Wed Jan 17 13:01:01 2024 -0500

    c++: address of class NTTP object as targ [PR113242]

    invalid_tparm_referent_p was rejecting using the address of a class NTTP
    object as a template argument, but this should be fine.

            PR c++/113242
            PR c++/99493

    gcc/cp/ChangeLog:

            * pt.cc (invalid_tparm_referent_p) <case ADDR_EXPR>: Suppress
            DECL_ARTIFICIAL rejection test for class NTTP objects.

    gcc/testsuite/ChangeLog:

            * g++.dg/cpp2a/nontype-class61.C: New test.
            * g++.dg/cpp2a/nontype-class62.C: New test.

    Reviewed-by: Jason Merrill <jason@redhat.com>
    (cherry picked from commit 68cea2d32a9fd525154b6a48042e5835d4c5e371)=