[llvm] [SLPVectorizer] Widen strided loads. (PR #153074)

[Mikhail Gudim via llvm-commits]

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@@ -6402,11 +6446,14 @@ static const SCEV *calculateRtStride(ArrayRef<Value *> PointerOps, Type *ElemTy,
       const auto *SC = dyn_cast<SCEVConstant>(Coeff);
       if (!SC || isa<SCEVCouldNotCompute>(SC))
         return nullptr;
+      Coeffs.push_back((int64_t)SC->getAPInt().getLimitedValue());
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mgudim wrote:

`getLimitedValue` returns `uint64_t`

https://github.com/llvm/llvm-project/pull/153074