[Bug libstdc++/65641] unordered_map - __detail::_Mod_range_hashing is slow

[jakub.lopuszanski at oracle dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65641

Jakub Lopuszanski <jakub.lopuszanski at oracle dot com> changed:

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--- Comment #5 from Jakub Lopuszanski <jakub.lopuszanski at oracle dot com> ---
Created attachment 63378
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=63378&action=edit
patch and test for _FastMod_range_hashing