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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/107639] GCC unable to reason about range of
 idx/len
Date: Mon, 14 Nov 2022 11:32:28 +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: 13.0
X-Bugzilla-Keywords: missed-optimization
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Message-ID: <bug-107639-4-E1HgTSJJdK@http.gcc.gnu.org/bugzilla/>
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107639

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
           Keywords|                            |missed-optimization
             Blocks|                            |85316
     Ever confirmed|0                           |1
            Version|unknown                     |13.0
   Last reconfirmed|                            |2022-11-14

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.  Something for ranger/VRP "symbolic" handling.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D85316
[Bug 85316] [meta-bug] VRP range propagation missed cases=