[Mlir-commits] [mlir] [mlir][arith] Fix crash when narrowing or truncating to i0 (PR #179894)

[Akimasa Watanuki]

================
@@ -347,6 +347,9 @@ struct NarrowElementwise final : OpTraitRewritePattern<OpTrait::Elementwise> {
           op, "no operands or operand types don't match result type");
 
     for (unsigned targetBitwidth : targetBitwidths) {
+      // Shoaib's Fix: Bitwidth must be at least 1 to be valid in MLIR.
----------------
Men-cotton wrote:

At least, the comment "Shoaib's Fix: " is unnecessary.
I think it is fine to drop all of this comment.

https://github.com/llvm/llvm-project/pull/179894