[Mlir-commits] [mlir] [mlir][memref] Fix crash in DimOp::fold for subview with ambiguous dropped dims (PR #183995)

[Matthias Springer]

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@@ -1084,8 +1084,12 @@ OpFoldResult DimOp::fold(FoldAdaptor adaptor) {
       }
       resultIndex++;
     }
-    assert(subview.isDynamicSize(sourceIndex) &&
-           "expected dynamic subview size");
+    // If the source dimension is not dynamic, getDroppedDims() may have
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matthias-springer wrote:

This comment is confusing. I think this has nothing to do with `getDroppedDims()`.

https://github.com/llvm/llvm-project/pull/183995