[Bug libstdc++/113841] Can't swap two std::hash

[ostash at ostash dot kiev.ua via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113841

--- Comment #7 from Viktor Ostashevskyi <ostash at ostash dot kiev.ua> ---
I'm still wondering why for std::hash<T*>, the T type is checked for anything.
It shouldn't matter what T is, as we're hashing T*...