[Bug c++/70642] Invalid alias template instantiation not rejected if previously used in SFINAE context

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70642

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Patrick Palka <ppa...@gcc.gnu.org>:

https://gcc.gnu.org/g:6cc6b087c8cdfdf58a4bb166aa53950c4bfdef2d

commit r11-357-g6cc6b087c8cdfdf58a4bb166aa53950c4bfdef2d
Author: Patrick Palka <ppa...@redhat.com>
Date:   Wed May 13 09:20:44 2020 -0400

    c++: Add testcase for already-fixed PR [PR70642]

    We correctly reject the testcase in this PR ever since commit r9-7046.

    gcc/testsuite/ChangeLog:

            PR c++/70642
            * g++.dg/cpp0x/alias-decl-70.C: New test.