[Bug target/104611] memcmp/strcmp/strncmp can be optimized when the result is tested for [in]equality with 0 on aarch64

[zhongyunde at huawei dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104611

vfdff <zhongyunde at huawei dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |zhongyunde at huawei dot com

--- Comment #2 from vfdff <zhongyunde at huawei dot com> ---
Add a runtime case https://gcc.godbolt.org/z/Tv1YP6bPc