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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/108086] [11/12/13 Regression] internal
 compiler error: in set_accesses, at rtl-ssa/internals.inl:449
Date: Fri, 16 Dec 2022 11:27:02 +0000
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X-Bugzilla-Component: rtl-optimization
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X-Bugzilla-Keywords: compile-time-hog, ice-on-valid-code
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108086

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|internal compiler error: in |[11/12/13 Regression]
                   |set_accesses, at            |internal compiler error: in
                   |rtl-ssa/internals.inl:449   |set_accesses, at
                   |                            |rtl-ssa/internals.inl:449
   Target Milestone|---                         |11.4
      Known to fail|                            |11.3.0
           Priority|P3                          |P2
           Keywords|needs-reduction             |ice-on-valid-code
      Known to work|                            |10.4.0

--- Comment #12 from Richard Biener <rguenth at gcc dot gnu.org> ---
A regression from GCC 10 which compiles this in 90s at -O1.

Richard?  Can you please look at this special-case of BB0 insn_info?=