Haskell: GHC 9.4.1-rc1 released

NewsBot · 22 July 2022 14:00

A new Haskell blog post/announcement has been posted!

GHC 9.4.1-rc1 released

bgamari - 2022-07-21

The GHC developers are happy to announce the availability of the first (and likely last) release candidate of GHC 9.4.1. Binary distributions, source distributions, and documentation are available at downloads.haskell.org.

This release will include:

A new profiling mode, -fprof-late, which adds automatic cost-center annotations to all top-level functions after Core optimisation has run. This provides informative profiles while interfering significantly less with GHC’s aggressive optimisations, making it easier to understand the performance of programs which depend upon simplification..

A variety of plugin improvements including the introduction of a new plugin type, defaulting plugins, and the ability for typechecking plugins to rewrite type-families.

An imp...

Get the full details here: GHC 9.4.1-rc1 released — The Glasgow Haskell Compiler