[Bug c++/90842] [8 Regression] ICE in poplevel, at cp/decl.c:585

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90842

--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-8 branch has been updated by Jakub Jelinek
<jakub@gcc.gnu.org>:

https://gcc.gnu.org/g:56728b264c1b0d9f193aa5e8b1702a1cd7a08868

commit r8-9982-g56728b264c1b0d9f193aa5e8b1702a1cd7a08868
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Fri Feb 14 12:34:46 2020 +0100

    backport: re PR c++/90842 (ICE in poplevel, at cp/decl.c:585)

        Backported from mainline
        2019-11-21  Jakub Jelinek  <jakub@redhat.com>
                    Jason Merrill  <jason@redhat.com>

        PR c++/90842
        * parser.c (cp_parser_decl_specifier_seq): For concept or typedef
        break early if CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR.
        For type specifiers, set CP_PARSER_FLAGS_NO_TYPE_DEFINITIONS
        if CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR is set.

        * g++.dg/cpp1y/lambda-generic-90842.C: New test.