Michael Zolotukhin 9f520ebc54 [LoopUnrollAnalyzer] Check that we're using SCEV for the same loop we're simulating. ...

Summary: Check that we're using SCEV for the same loop we're simulating. Otherwise, we might try to use the iteration number of the current loop in SCEV expressions for inner/outer loops IVs, which is clearly incorrect.

Reviewers: chandlerc, hfinkel

Subscribers: sanjoy, llvm-commits, mzolotukhin

Differential Revision: http://reviews.llvm.org/D17632

llvm-svn: 261958

2016-02-26 02:57:05 +00:00

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