[Mlir-commits] [mlir] [MLIR] Determine contiguousness of memrefs with dynamic dimensions (PR #142421)

[James Newling]

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@@ -646,35 +646,40 @@ LogicalResult MemRefType::verify(function_ref<InFlightDiagnostic()> emitError,
 }
 
 bool MemRefType::areTrailingDimsContiguous(int64_t n) {
-  if (!isLastDimUnitStride())
-    return false;
+  return getLayout().isIdentity() ||
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newling wrote:

```suggestion
  
```
If it's identity, the function `getMaxCollapsableTrailingDims` returns `n`

https://github.com/llvm/llvm-project/pull/142421