[Bug libstdc++/112569] libstdc++-v3/include/ranges:1456: missing check for self-assignment

[rs2740 at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112569

TC <rs2740 at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |rs2740 at gmail dot com

--- Comment #1 from TC <rs2740 at gmail dot com> ---
This is exactly as it should be. There's no guarantee that self-move-assignment
on the associated range is a no-op, so the cache must be invalidated.