[Mlir-commits] [mlir] [MLIR][AArch64] Change some tests to ensure SVE vector length is the same throughout the function (PR #147506)

[Andrzej Warzyński]

https://github.com/banach-space approved this pull request.

Great, thank you! One minor request - please add some documentation to `setArmVLBits` so that we avoid this kind of issues in the future.

Exemplary team work @MacDue and @momchil-velikov  🙏🏻 

https://github.com/llvm/llvm-project/pull/147506