unordered-containers v0.2.9.0 Release Notes

Release Date: 2018-01-31 // about 6 years ago
    • Add Ord/Ord1/Ord2 instances. (Thanks, Oleg Grenrus)

    • Use SmallArray# instead of Array# for GHC versions 7.10 and above. (Thanks, Dmitry Ivanov)

    • Adjust for Semigroup => Monoid proposal implementation. (Thanks, Ryan Scott)

    🐛 Bug fixes

    • Fix a strictness bug in fromListWith.

    • Enable eager blackholing for pre-8.2 GHC versions to work around a runtime system bug. (Thanks, Ben Gamari)

    • Avoid sketchy reimplementation of ST when compiling with recent GHC.

    Other changes

    • Remove support for GHC versions before 7.8. (Thanks, Dmitry Ivanov)

    • Add internal documentaton. (Thanks, Johan Tibell)