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-rw-r--r--lib/Transforms/Scalar/LoopStrengthReduce.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
index 641f9b0e5c..57f5957017 100644
--- a/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -2376,6 +2376,9 @@ ICmpInst *LoopStrengthReduce::OptimizeSMax(Loop *L, ICmpInst *Cond,
AR->getStepRecurrence(*SE) != One)
return Cond;
+ assert(AR->getLoop() == L &&
+ "Loop condition operand is an addrec in a different loop!");
+
// Check the right operand of the select, and remember it, as it will
// be used in the new comparison instruction.
Value *NewRHS = 0;