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-rw-r--r--llvm/lib/Target/Hexagon/HexagonLoopIdiomRecognition.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonLoopIdiomRecognition.cpp b/llvm/lib/Target/Hexagon/HexagonLoopIdiomRecognition.cpp
index 46a8ab3..991ee5b 100644
--- a/llvm/lib/Target/Hexagon/HexagonLoopIdiomRecognition.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonLoopIdiomRecognition.cpp
@@ -1796,6 +1796,8 @@ bool PolynomialMultiplyRecognize::recognize() {
IterCount = CV->getValue()->getZExtValue() + 1;
Value *CIV = getCountIV(LoopB);
+ if (CIV == nullptr)
+ return false;
ParsedValues PV;
Simplifier PreSimp;
PV.IterCount = IterCount;