[Mlir-commits] [mlir] Allow empty dimension arrays in `linalg::inferContractionDims` (PR #69496)

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bjacob wrote:

Thanks @nicolasvasilache for the review. How should I test this? This C++ helper function seems to be used in
`bool mlir::linalg::isaContractionOpInterface(LinalgOp linalgOp)` and in `linalg::packMatmulGreedily`. It's not readily clearly to me how to test that.

https://github.com/llvm/llvm-project/pull/69496