[Dispatch] Disable UnpackLikeOp+ExtractSlice fusion. #19408
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It is no longer needed because unset_encoding ops carries the slicing semantics. Instead of adding complexity on the checks (whether the consumer is rank-reducing slice or not), we can disable the fusion at all. Signed-off-by: hanhanW <hanhan0912@gmail.com>
MaheshRavishankar
approved these changes
Dec 7, 2024
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It is no longer needed because unset_encoding ops carries the slicing semantics. Instead of adding complexity on the checks (whether the consumer is rank-reducing slice or not), we can disable the fusion at all.
The revision updates the test cases that were created before the unset_encoding evolution and add a negative test for the issue.
Fixes #19386