[Mlir-commits] [mlir] [mlir] Handle null region in LoopLikeOpInterface::isDefinedOutsideOfLoop (PR #204521)

[Federico Bruzzone]

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@@ -62,7 +62,8 @@ def LoopLikeOpInterface : OpInterface<"LoopLikeOpInterface"> {
       /*args=*/(ins "::mlir::Value ":$value),
       /*methodBody=*/"",
       /*defaultImplementation=*/[{
-        return !$_op->isAncestor(value.getParentRegion()->getParentOp());
+        ::mlir::Region *region = value.getParentRegion();
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FedericoBruzzone wrote:

Can you add an inline comment explaining the null check? :D

https://github.com/llvm/llvm-project/pull/204521