[Mlir-commits] [mlir] [MLIR][Bufferization]: Handle invalid memref element types (PR #173692)

[Matthias Springer]

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@@ -961,6 +961,16 @@ FailureOr<BufferLikeType> bufferization::detail::defaultGetBufferType(
   assert(llvm::isa<TensorType>(value.getType()) && "expected tensor type");
   auto tensorType = cast<TensorType>(value.getType());
 
+  auto elementType = tensorType.getElementType();
+
+  if (!BaseMemRefType::isValidElementType(elementType)) {
+    if (Operation *def = value.getDefiningOp())
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matthias-springer wrote:

Use `getOwnerOfValue(value)->emitError()` to make sure that we print an error message even for block arguments.


https://github.com/llvm/llvm-project/pull/173692