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From: "tschwinge at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/112653] PTA should handle correctly escape
 information of values returned by a function
Date: Tue, 19 Mar 2024 15:25:49 +0000
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X-Bugzilla-Type: changed
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: middle-end
X-Bugzilla-Version: 14.0
X-Bugzilla-Keywords: alias, missed-optimization
X-Bugzilla-Severity: enhancement
X-Bugzilla-Who: tschwinge at gcc dot gnu.org
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X-Bugzilla-Resolution: FIXED
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112653

Thomas Schwinge <tschwinge at gcc dot gnu.org> changed:

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

--- Comment #16 from Thomas Schwinge <tschwinge at gcc dot gnu.org> ---
By means of facilitating an additional '-Wuninitialized' diagnostic, this
commit r14-5879-gf7884f7673444b8a2c10ea0981d480f2e82dd16a
"tree-optimization/112653 - PTA and return" found a bug in GCC/Rust front e=
nd
C++ constructor code: see <https://github.com/Rust-GCC/gccrs/pull/2916>
"`Block.Rust::AST::ExprWithoutBlock::Rust::AST::Expr.Rust::AST::Expr::node_=
id=E2=80=99
is used uninitialized [-Werror=3Duninitialized]`".  :-)=