[Mlir-commits] [mlir] [MLIR][Linalg] Fix insert_slice fusion with rank reduction (PR #130961)

[Andrzej Warzyński]

================
@@ -271,12 +274,17 @@ mlir::linalg::fuseProducerOfTensor(OpBuilder &b, OpResult producerOpResult,
            consumerOpOperand);
 
   // Replace use.
+  Value def = fusedProducer->getResult(producerOpResult.getResultNumber());
+  Type consumerType = consumerOpOperand.get().getType();
+  // Rank-reduction occurred as part of the extract_slice.
----------------
banach-space wrote:

[nit] ATM this comment states that something took place _before_ checking that it has indeed happened :) 
```suggestion
  // Check if rank-reduction occurred as part of the extract_slice. If yes, collapse the dims.
```

https://github.com/llvm/llvm-project/pull/130961