[Mlir-commits] [mlir] [mlir][linalg] Fix empty outer dim case for packing reshape op (PR #96732)

[Adam Siemieniuk]

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@@ -641,7 +641,14 @@ bubbleUpPackOpThroughCollapseShape(tensor::CollapseShapeOp collapseOp,
                                    PatternRewriter &rewriter) {
   SmallVector<int64_t> innerTileSizes = packOp.getStaticTiles();
   ArrayRef<int64_t> innerDimsPos = packOp.getInnerDimsPos();
-  ArrayRef<int64_t> outerDimsPerm = packOp.getOuterDimsPerm();
+  auto numOuterDims =
+      dyn_cast<RankedTensorType>(packOp.getDpsInputs()[0].getType())
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adam-smnk wrote:

nit: `packOp.getSourceType()`

https://github.com/llvm/llvm-project/pull/96732