[Bug libstdc++/101870] std::lerp is missing Arithmetic overloads

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101870

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|10.4                        |9.5

--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Fixed for 9.5 now too.