[PATCH] Fix crash in Dependence Analysis module

[Karthik Bhat]

Thanks Hal. Comitted as r231784.
Will try to understand delinearization analysis and get back shortly.
Can you also have a look at http://reviews.llvm.org/D8059 when you find time.
Thanks and Regards
Karthik Bhat


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http://reviews.llvm.org/D8162

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