Add the Ix class to Foreign C integral types
Follow-up of https://github.com/haskell/core-libraries-committee/issues/30 submitted for a formal vote by the @core-libraries.
This fixes #20934 (closed)
Edited by Hécate Kleidukos
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Follow-up of https://github.com/haskell/core-libraries-committee/issues/30 submitted for a formal vote by the @core-libraries.
This fixes #20934 (closed)