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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/105461] [12/13 Regression] ICE: Segmentation
 fault (in verify_use) since r12-4608-gb4702276615ff8d4
Date: Tue, 03 May 2022 08:23:21 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105461

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
diff --git a/gcc/toplev.cc b/gcc/toplev.cc
index ed546b2cad8..60497845dfe 100644
--- a/gcc/toplev.cc
+++ b/gcc/toplev.cc
@@ -1478,6 +1478,7 @@ process_options (bool no_backend)
                        "by this debug format");
        }
       flag_var_tracking =3D 0;
+      OPTION_SET_P (flag_var_tracking) =3D 0;
       flag_var_tracking_uninit =3D 0;
       flag_var_tracking_assignments =3D 0;
     }

fixes the issue.  Note finish_options uses global_options_set in a few plac=
es
but fixing that doesn't fix the issue here.  I'm going to fix that separate=
ly.=