Add -Wmissing-deriving-strategies

Authored by chessai on Dec 26 2018, 11:12 AM.

Description

Add -Wmissing-deriving-strategies

Warn users when -XDerivingStrategies is enabled but not used, at each
potential use site.

add -Wmissing-deriving-strategies

Reviewers: bgamari, RyanGlScott

Subscribers: andrewthad, rwbarton, carter

GHC Trac Issues: Trac #15798

Differential Revision: https://phabricator.haskell.org/D5451

Details

Committed
bgamariJan 6 2019, 6:27 AM
Differential Revision
D5451: add -Wmissing-deriving-strategies
Parents
rGHC08b8ea2f4f1b: Respect prompt in GhciSettings
Branches
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Tags
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