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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug ipa/102759] [12 Regression] ICE: Segmentation fault in
 maybe_check_access_sizes
Date: Fri, 15 Oct 2021 02:54:41 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D102759

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |marxin at gcc dot gnu.org
   Target Milestone|---                         |12.0
     Ever confirmed|0                           |1
          Component|c                           |ipa
            Summary|ICE: Segmentation fault,    |[12 Regression] ICE:
                   |contains_struct_check(tree_ |Segmentation fault in
                   |node*,                      |maybe_check_access_sizes
                   |tree_node_structure_enum,   |
                   |char const*, int, char      |
                   |const*),                    |
                   |maybe_check_access_sizes    |
   Last reconfirmed|                            |2021-10-15
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This code is wildly undefined ....

Confirmed, doubt it is a dup because GCC 11.2.0 does not ICE.=