[Bug c++/98570] [8/9/10/11 Regression] ICE: canonical types differ for identical types

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98570

--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jason Merrill <ja...@gcc.gnu.org>:

https://gcc.gnu.org/g:5c62e4f255bfac65e18213fd93ee1c9908b4a750

commit r11-7089-g5c62e4f255bfac65e18213fd93ee1c9908b4a750
Author: Jason Merrill <ja...@redhat.com>
Date:   Wed Feb 3 00:29:00 2021 -0500

    c++: Fix alias comparison [PR98926]

    The comparison of dependent aliases wasn't working here because
    processing_template_decl wasn't set, so dependent_alias_template_spec_p was
    always returning false.

    gcc/cp/ChangeLog:

            PR c++/98926
            PR c++/98570
            * pt.c (spec_hasher::equal): Set processing_template_decl.
            * Make-lang.in (check-g++-strict-gc): Add --param
            hash-table-verification-limit=10000.

    gcc/testsuite/ChangeLog:

            * g++.dg/cpp0x/alias-decl-dr1558.C: Pass --param
            hash-table-verification-limit=10000.