The default statement that you added in your previous change is causing the following warning:
/mnt/vss/_work/5/s/mlir/lib/Dialect/Vector/VectorTransforms.cpp:3790:7: error: default label in switch which covers all enumeration values [-Werror,-Wcovered-switch-default] default:
I am not sure what warning was there before, but there's definitely one now. Can you have a look?
Thanks for pointing that out. Somehow this warning doesn't show up for me locally. This commit should fix it: