testsuite/tests/typecheck/should_fail/tcfail015.stderr


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tcfail015.hs:9:39:
    No instance for (Num Bool)
      arising from the literal `4'
    Possible fix: add an instance declaration for (Num Bool)
    In the expression: 4
    In an equation for `g':
        g (ANode b (ANode c d))
          | b = c + 1
          | otherwise = 4