testsuite/tests/partial-sigs/should_fail/UnnamedConstraintWildcard2.stderr


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UnnamedConstraintWildcard2.hs:4:8: error: [GHC-65507]
    Wildcard ‘_’ not allowed in a constraint
      except as the last top-level constraint of a type signature
        e.g  f :: (Eq a, _) => blah
      in the type signature for ‘foo’