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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/92909] [8/9/10 Regression] ICE on incorrect lambda inside
 variadic template
Date: Sun, 15 Mar 2020 22:09:27 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D92909

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

https://gcc.gnu.org/g:c3747bca3849b1e06358db9cb2389d8089c49e3e

commit r9-8379-gc3747bca3849b1e06358db9cb2389d8089c49e3e
Author: Jason Merrill <jason@redhat.com>
Date:   Sat Mar 14 17:10:39 2020 -0400

    c++: Find parameter pack in typedef in lambda [92909].

    find_parameter_packs_r doesn't look through typedefs, which is normally
    correct, but that means we need to handle their declarations specially.

    gcc/cp/ChangeLog
    2020-03-14  Jason Merrill  <jason@redhat.com>

            PR c++/92909
            * pt.c (find_parameter_packs_r): [DECL_EXPR]: Walk
            DECL_ORIGINAL_TYPE of a typedef.=