Sheetal Nandi 2b8342bd79 Tests for union of call signatures
If each type in U has call signatures and the sets of call signatures are identical ignoring return types, U has the same set of call signatures, but with return types that are unions of the return types of the respective call signatures from each type in U.
2014-11-04 13:18:30 -08:00
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2014-10-20 14:39:31 -07:00