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From: "amonakov at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/108076] [10/11/12/13 Regression] GCC with -O3
 produces code which fails to link
Date: Mon, 12 Dec 2022 15:15:01 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: tree-optimization
X-Bugzilla-Version: 11.3.0
X-Bugzilla-Keywords: link-failure
X-Bugzilla-Severity: normal
X-Bugzilla-Who: amonakov at gcc dot gnu.org
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Message-ID: <bug-108076-4-1cRlbdeA48@http.gcc.gnu.org/bugzilla/>
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108076

Alexander Monakov <amonakov at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |amonakov at gcc dot gnu.org
            Summary|GCC with -O3 produces code  |[10/11/12/13 Regression]
                   |which fails to link         |GCC with -O3 produces code
                   |                            |which fails to link
      Known to work|                            |8.5.0
          Component|c                           |tree-optimization
           Keywords|                            |link-failure

--- Comment #2 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
GIMPLE if-conversion seems to delete BBs with address-taken labels; works w=
ith
-fno-tree-loop-if-convert=