Correct `hIsReadable` and `hIsWritable` for duplex handles (!15227) · Merge requests · Glasgow Haskell Compiler / GHC · GitLab

Wolfgang Jeltsch requested to merge wip/jeltsch/duplex-readability-and-writability into master Dec 20, 2025

This merge request implements CLC proposal #371. At the same time, it resolves GHC issue #26479.