[Bug tree-optimization/96295] [11 Regression] -Wmaybe-uninitialized warning for range operator with reference to an empty struct

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96295

--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Sebor <mse...@gcc.gnu.org>:

https://gcc.gnu.org/g:8b75204b27cb2a296ac329d48918992b4053c61e

commit r11-3237-g8b75204b27cb2a296ac329d48918992b4053c61e
Author: Martin Sebor <mse...@redhat.com>
Date:   Wed Sep 16 13:23:31 2020 -0600

    Work harder to avoid -Wuninitialized for objects of empty structs (PR
middle-end/96295).

    Resolves:
    PR middle-end/96295 - -Wmaybe-uninitialized warning for range operator with
    reference to an empty struct

    gcc/ChangeLog:

            PR middle-end/96295
            * tree-ssa-uninit.c (maybe_warn_operand): Work harder to avoid
            warning for objects of empty structs

    gcc/testsuite/ChangeLog:

            PR middle-end/96295
            * g++.dg/warn/Wuninitialized-11.C: New test.