[Bug libstdc++/109242] C++2b std::optional::transform omits required std::remove_cv_t from return optional type

[rs2740 at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109242

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> ---
The missing remove_cv_t is real, but this example is invalid. As the linked
cppreference page notes, you cannot pass a PMD to transform.