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[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
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Michael Zolotukhin
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Feb 26, 2016
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