[Mlir-commits] [mlir] [mlir] IntegerRangeAnalysis: don't loop over splat attr (PR #115229)

[Jakub Kuderski]

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@@ -42,13 +42,19 @@ void arith::ConstantOp::inferResultRanges(ArrayRef<ConstantIntRanges> argRanges,
   }
   if (auto arrayCstAttr =
           llvm::dyn_cast_or_null<DenseIntElementsAttr>(getValue())) {
+    assert(arrayCstAttr.size() && "Zero-sized vectors are not allowed");
+    if (arrayCstAttr.isSplat()) {
+      setResultRange(getResult(), ConstantIntRanges::constant(
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kuhar wrote:

you can and an `if` before this one and check using `dyn_cast_or_null<SplatElementsAttr>(...)`

https://github.com/llvm/llvm-project/pull/115229