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

[Jingyue Wu]

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  rL LLVM

================
Comment at: lib/Analysis/DependenceAnalysis.cpp:3599
@@ -3564,2 +3598,3 @@
           Mivs.set(SJ);
+        PairsInGroup.push_back(&Pair[SJ]);
       }
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I may be missing something. Why not calling `unifySubscriptType(Pairs[SJ])` here? Do we have to unify the subscript types across the entire group?

http://reviews.llvm.org/D9698

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