testsuite/tests/typecheck/should_fail/tcfail120.stderr


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tcfail120.hs:13:26:
    A wild-card pattern cannot have an unboxed tuple type:
      (# Int, Int #)
    In the pattern: _
    In a case alternative: _ -> (# 3, 4 #)
    In the expression: case t x of { _ -> (# 3, 4 #) }