Memoize should produce constant DefDefs for constant final vals.
Memoize should produce constant DefDefs for constant final vals.

It produced just the right hand side literal before.

auvik/dotty,densh/dotty,densh/dotty,auvik/dotty,VladimirNik/dotty,svalaskevicius/dotty,sjrd/dotty,lampepfl/dotty,sjrd/dotty,dotty-staging/dotty,dotty-staging/dotty,sjrd/dotty,lampepfl/dotty,lampepfl/dotty,reactormonk/dotty,som-snytt/dotty,VladimirNik/dotty,yusuke2255/dotty,dotty-staging/dotty,sjrd/dotty,som-snytt/dotty,yusuke2255/dotty,lampepfl/dotty,sjrd/dotty,lampepfl/dotty,svalaskevicius/dotty,reactormonk/dotty,som-snytt/dotty,som-snytt/dotty,som-snytt/dotty,dotty-staging/dotty,dotty-staging/dotty