[Bug c++/92992] Side-effects dropped when decltype(nullptr) typed expression is passed to ellipsis

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92992

--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-9 branch has been updated by Jakub Jelinek
<ja...@gcc.gnu.org>:

https://gcc.gnu.org/g:beee53d59e32e7859b32b19bc7e222e3d04cc5f0

commit r9-8155-gbeee53d59e32e7859b32b19bc7e222e3d04cc5f0
Author: Jakub Jelinek <ja...@redhat.com>
Date:   Wed Jan 22 17:39:55 2020 +0100

    re PR c++/92992 (Side-effects dropped when decltype(nullptr) typed
expression is passed to ellipsis)

        PR c++/92992
        * call.c (convert_arg_to_ellipsis): For decltype(nullptr) arguments
        that have side-effects use cp_build_compound_expr.

        * g++.dg/cpp0x/nullptr45.C: New test.