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From: "msebor at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/100073] missing warning on an uninitialized
 array read in a loop
Date: Wed, 14 Apr 2021 16:48:04 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100073

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[11 regression] test case   |missing warning on an
                   |gcc.dg/pr86058.c fails      |uninitialized array read in
                   |after r11-8161              |a loop
             Target|powerpc64*-linux-gnu        |arm-eabi,
                   |                            |powerpc64*-linux-gnu
               Host|powerpc64*-linux-gnu        |
              Build|powerpc64*-linux-gnu        |
             Blocks|                            |24639
             Status|ASSIGNED                    |NEW
          Component|testsuite                   |tree-optimization

--- Comment #4 from Martin Sebor <msebor at gcc dot gnu.org> ---
I have limited the test to just x86_64 for now and repurposed this bug to t=
rack
the missing warning on arm, aarch64 (with -mabi=3Dilp32) and powerpc64.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D24639
[Bug 24639] [meta-bug] bug to track all Wuninitialized issues=