[JumpThreading] When processing compares, explicitly check that the result type is not a vector rather than check for it being an integer.
[JumpThreading] When processing compares, explicitly check that the result type is not a vector rather than check for it being an integer.

Compares always return a scalar integer or vector of integers. isIntegerTy returns false for vectors, but that's not completely obvious. So using isVectorTy is less confusing.

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@302198 91177308-0d34-0410-b5e6-96231b3b80d8

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