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-rw-r--r--llvm/lib/Transforms/Vectorize/LoopVectorize.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
index 317c1ffd85c..8b5424f5996 100644
--- a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
+++ b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
@@ -2965,8 +2965,9 @@ bool LoopVectorizationLegality::canVectorizeInstrs() {
}
// Check that the instruction return type is vectorizable.
- if (!VectorType::isValidElementType(it->getType()) &&
- !it->getType()->isVoidTy()) {
+ // Also, we can't vectorize extractelement instructions.
+ if ((!VectorType::isValidElementType(it->getType()) &&
+ !it->getType()->isVoidTy()) || isa<ExtractElementInst>(it)) {
DEBUG(dbgs() << "LV: Found unvectorizable type.\n");
return false;
}
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