[Mlir-commits] [mlir] [mlir][linalg] Use ub.poison in data layout propagation if a packed operand requires padding. (PR #159467)

[Han-Chung Wang]

hanhanW wrote:

> > LGTM 👍 Great fix to prevent propagation from failing (as per the new test case).
> > +1 to adding controls (callback?) but can be done as a separate follow-up
> 
> IREE has some downstream cases which break with propagating with padding so would like to add control option before landing, should be able to do it by today.

@nirvedhmeshram you'll take over this PR; integrate it into your patch, right?

https://github.com/llvm/llvm-project/pull/159467