Wolfgang Jeltsch <wolfgang...@jeltsch.info> writes: > Am Samstag, den 22.07.2017, 23:03 -0400 schrieb Ben Gamari: >> In addition, there are a number of new features, >> >> * A new, more type-safe type reflection mechanism >> >> * The long-awaited Backpack module system >> >> * Deriving strategies to disambiguate between GHC's various instance >> deriving mechanisms >> >> * Unboxed sum types, for efficient unpacked representation of sum >> data types >> >> * Compact regions, allowing better control over garbage collection >> in the presence of large heaps containing many long-lived objects. >> >> * Colorful messages and caret diagnostics for more legible errors >> >> A more thorough list of the changes in this release can be found in >> the release notes, >> >> https://haskell.org/ghc/docs/8.2.1/docs/html/users_guide/8.2.1-notes.html > > It seems that the release notes mention the new type reflection > mechanism und colorful messages only in the “Highlights” section, not in > the “Full details” section, and that they do not mention the Backpack > module system and unboxed sums at all. > Yes, indeed these were oversights. They are fixed in the ghc-8.2 branch and I will try to push newly generated documentation shortly.
Cheers, - Ben
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