More warning flag changes.

Author: recursion-ninja

mono-traversable-keys.cabal

@@ -60,12 +60,10 @@ library
       -- Optimization flags
       -O2
       -fexpose-all-unfoldings
-      -foptimal-applicative-do
       -fspecialise-aggressively
       -j
       -- Sanity check warnings
       -Wall
-      -Wcompat
       -fwarn-dodgy-foreign-imports
       -fwarn-duplicate-exports
       -fwarn-empty-enumerations
@@ -76,15 +74,11 @@ library
       -fwarn-missing-fields
       -fwarn-missing-monadfail-instances
       -fwarn-missing-signatures
-      -fwarn-noncanonical-monadfail-instances
-      -fwarn-noncanonical-monad-instances
-      -fwarn-noncanonical-monoid-instances
       -fwarn-overflowed-literals
       -fwarn-overlapping-patterns
       -fwarn-redundant-constraints
       -fwarn-semigroup
       -fwarn-tabs
-      -fwarn-unrecognised-warning-flags
       -fwarn-unused-binds
       -fwarn-unused-do-bind
       -fwarn-unused-foralls