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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/106922] [12 Regression] Bogus uninitialized
 warning on boost::optional<<std::vector<std::string>>>, missed FRE
Date: Thu, 15 Sep 2022 12:38:55 +0000
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X-Bugzilla-Component: tree-optimization
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106922

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[12/13 Regression] Bogus    |[12 Regression] Bogus
                   |uninitialized warning on    |uninitialized warning on
                   |boost::optional<<std::vecto |boost::optional<<std::vecto
                   |r<std::string>>>, missed    |r<std::string>>>, missed
                   |FRE                         |FRE
      Known to work|                            |13.0

--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
I verified the fix cherry-picks to GCC 12 and fixes the testcase there as w=
ell
(on x86_64-linux, that is).=