[Mlir-commits] [mlir] Allow MemRefLayoutInterface to return null AffineMaps (PR #162757)

[Oleksandr Alex Zinenko]

ftynse wrote:

I'd recommend a forum post. This is a builtin interface and we want to be a bit mindful of downstream failure. I remember some discussions about simplifying/relaxing restrictions on layouts when we switched to strided as first class (as opposed to being extracted from an affine map). 

https://github.com/llvm/llvm-project/pull/162757