Fix #21669: Check parents non-empty before calling reduceLeft#21673

Merged

odersky merged 2 commits intoscala:mainfrom

dotty-staging:fix-21669

Oct 5, 2024

Commits on Sep 30, 2024

Check parents non-empty before calling reduceLeft
noti0na1
committed

Commits on Oct 3, 2024

Add assertion to ensure: if the parents of a module is empty, it must be a package.
noti0na1
committed