[Mlir-commits] [mlir] [MLIR][Vector]Add constraints to vector.shape_cast(constant) -> constant (PR #147691)

[James Newling]

================
@@ -1002,6 +1002,18 @@ func.func @fold_broadcast_shapecast(%arg0: vector<4xf32>) -> vector<4xf32> {
 
 // -----
 
+// CHECK-LABEL: func @canonicalize_extract_shapecast_different_element_type
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newling wrote:

Something along the lines of:
```
// CHECK: [...] = llvm.mlir.constant
// CHECK-NEXT: return %[[CONST]] 
``
will be more explicit. 

Wondering if it is ok to mix llvm dialect here, I guess so? 

https://github.com/llvm/llvm-project/pull/147691