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From: "egallager at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug middle-end/99959] [9/10/11/12 Regression] missing
 -Wuninitialized for an esra variable with TREE_NO_WARNING
Date: Sat, 26 Jun 2021 15:16:04 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99959

Eric Gallager <egallager at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |egallager at gcc dot gnu.o=
rg

--- Comment #3 from Eric Gallager <egallager at gcc dot gnu.org> ---
(In reply to Martin Sebor from comment #1)
> The warning has been suppressed since r230968 (6.0.0 20151126).  Until th=
en,
> GCC issued:
>=20
> pr99959.c:7:5: warning: =E2=80=98FRAME.0.i=E2=80=99 is used uninitialized=
 in this function
> [-Wuninitialized]
>      __builtin_printf ("%i", i);   // missing -Wuninitialized
>      ^~~~~~~~~~~~~~~~~~~~~~~~~~

did your TREE_NO_WARNING overhaul affect this at all?=