[Bug c++/100772] Templated coroutine new function's arguments have incorrect value categories/overload selection

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100772

--- Comment #4 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Iain D Sandoe
<iains@gcc.gnu.org>:

https://gcc.gnu.org/g:f647906ef227bc22af224d955a408d776cfddb04

commit r11-11542-gf647906ef227bc22af224d955a408d776cfddb04
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Sun Oct 3 19:46:09 2021 +0100

    coroutines: Pass lvalues to user-defined operator new [PR 100772].

    The wording of the standard has been clarified to be explicit that
    the the parameters to any user-defined operator-new in the promise
    class should be lvalues.

    Signed-off-by: Iain Sandoe <iain@sandoe.co.uk>

            PR c++/100772

    gcc/cp/ChangeLog:

            * coroutines.cc (morph_fn_to_coro): Convert function parms
            from reference before constructing any operator-new args
            list.

    gcc/testsuite/ChangeLog:

            * g++.dg/coroutines/pr100772-a.C: New test.
            * g++.dg/coroutines/pr100772-b.C: New test.

    (cherry picked from commit 921942a8a106cb53994c21162922e4934eb3a3e0)