[Bug rtl-optimization/118502] Add shrink wrapping testcase for vector::push_back

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118502

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                URL|https://gcc.gnu.org/piperma |https://gcc.gnu.org/piperma
                   |il/gcc-patches/2025-January |il/gcc-patches/2025-March/6
                   |/673875.html                |77156.html

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Posted a new version:
https://gcc.gnu.org/pipermail/gcc-patches/2025-March/677156.html

And this one passes (again) on x86_64 specifically after r15-7895.