testsuite/tests/quantified-constraints/T15918.stderr


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T15918.hs:19:19: error:
    • Expected kind ‘(k0 -> *) -> Constraint’,
        but ‘[]’ has kind ‘* -> *’
    • In the first argument of ‘Build’, namely ‘[]’
      In an expression type signature: Build [] a
      In the expression: rev :: Build [] a