[Mlir-commits] [mlir] [mlir][Vector] Canonicalize empty `vector.mask` into `vector.select` (PR #140976)

[Andrzej Warzyński]

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@@ -6661,6 +6661,7 @@ LogicalResult MaskOp::verify() {
 ///
 ///   %0 = user_op %a : vector<8xf32>
 ///
+/// Empty `vector.mask` with passthru operand are handled by the canonicalizer.
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banach-space wrote:

Could you document _why)?

https://github.com/llvm/llvm-project/pull/140976