testsuite/tests/typecheck/should_fail/T19346.stderr


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T19346.hs:6:11: error: [GHC-83865]
    • Couldn't match expected type ‘Int’ with actual type ‘Bool’
    • In the first argument of ‘MkT’, namely ‘x’
      In the expression: MkT x
      In an equation for ‘f’: f x = MkT x