[PATCH] [DependenceAnalysis] Extend unifySubscriptType for handling coupled subscript groups.

[Vaivaswatha Nagaraj]

In http://reviews.llvm.org/D9698#179757, @jingyue wrote:

> LGTM


Hi Jingyue, can you commit this change? I don't have write access to the repo yet.

Regards,


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http://reviews.llvm.org/D9698

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