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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/109410] [13 Regression] ICE: verify_flow_info
 failed
Date: Tue, 11 Apr 2023 12:31:24 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: tree-optimization
X-Bugzilla-Version: 13.0
X-Bugzilla-Keywords: ice-checking, ice-on-valid-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: rguenth at gcc dot gnu.org
X-Bugzilla-Status: NEW
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X-Bugzilla-Priority: P2
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109410

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |jakub at gcc dot gnu.org,
                   |                            |rguenth at gcc dot gnu.org
           Priority|P3                          |P2
   Last reconfirmed|                            |2023-04-11
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.  ISTR we did have another issue like this Jakub fixed recently?

   <bb 2> [local count: 1073741824]:
+  _4 =3D x_7(D) > 41;
   baz (x_7(D), y_8(D));
   goto <bb 4>; [99.96%]

@@ -101,9 +141,8 @@
   <bb 4> [local count: 1073312329]:
   _1 =3D y_8(D) !=3D 0;
   _2 =3D x_7(D) =3D=3D 42;
-  _3 =3D _1 | _2;
   _12 =3D x_7(D) > 42;
-  _10 =3D _3 | _12;
+  _10 =3D _4 | _1;
   _13 =3D (int) _10;
   return _13;=