[Mlir-commits] [mlir] [mlir][tosa] Fix negate lowering to skip no-op casts (PR #173299)

[Luke Hutton]

https://github.com/lhutton1 approved this pull request.

Thanks @Lallapallooza! This seems a reasonable fix to me, though just wanted to note tosa.clamp with i32/i64 operands is not strictly a tosa compliant operation.

https://github.com/llvm/llvm-project/pull/173299