testsuite/tests/typecheck/should_fail/tcfail007.stderr


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tcfail007.hs:3:15: error: [GHC-39999]
    • No instance for ‘Num Bool’ arising from a use of ‘+’
    • In the expression: x + 1
      In an equation for ‘n’:
          n x
            | True = x + 1
            | False = True