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Subject: [Bug c++/95672] ICE in cxx_incomplete_type_diagnostic, at
 cp/typeck2.c:584
Date: Wed, 24 Jun 2020 20:08:05 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D95672

--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jason Merrill <jason@gcc.gnu.org>:

https://gcc.gnu.org/g:11a751ff77fba92de77b099ec5e1896d3a99d482

commit r11-1641-g11a751ff77fba92de77b099ec5e1896d3a99d482
Author: Nicholas Krause <xerofoify@gmail.com>
Date:   Tue Jun 23 15:47:37 2020 -0400

    c++: Handle bad pack expansion in base list. [PR96752]

    This fixes PR95672 by adding the missing TYPE_PACK_EXPANSION case in
    cxx_incomplete_type_diagnostic in order to avoid ICEs on diagnosing
    incomplete template pack expansion cases.

    Tested on powerpc64le-unknown-linux-gnu.

    gcc/cp/ChangeLog:

            PR c++/95672
            * typeck2.c (cxx_incomplete_type_diagnostic): Add missing
            TYPE_EXPANSION_PACK check for diagnosing incomplete types in
            cxx_incomplete_type_diagnostic.

    gcc/testsuite/ChangeLog:

            PR c++/95672
            * g++.dg/template/pr95672.C: New test.

    Signed-off-by: Nicholas Krause <xerofoify@gmail.com>=