fix #9579: prevent non static enums that extend jl.Enum#9678

Merged

bishabosha merged 2 commits intoscala:masterfrom

dotty-staging:fix-#9579

Sep 2, 2020

Commits on Aug 28, 2020

fix #9579: prevent non static enums that extend jl.Enum
bishabosha
committed

Commits on Sep 2, 2020

add extra comments
bishabosha
committed