Aart Bik 6a45339bac
[mlir][sparse] refine sparse fusion with empty tensors materialization (#66563)
This is a minor step towards deprecating bufferization.alloc_tensor().
It replaces the examples with tensor.empty() and adjusts the underlying
rewriting logic to prepare for this upcoming change.
2023-09-18 09:01:11 -07:00
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