[Unity] Relax expressions and types (apache#13901)

yongwww · Feb 27, 2023 · f3df16d · f3df16d
1 parent 12241c3
commit f3df16d
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diff --git a/include/tvm/ir/expr.h b/include/tvm/ir/expr.h
@@ -367,6 +367,14 @@ class RelayExprNode : public BaseExprNode {
    *       This value is discarded during serialization.
    */
   mutable Type checked_type_ = Type(nullptr);
+
+  /*!
+   * \brief Stores the result of structure information of the
+   *        expression that encapsulate both static shape and
+   *        runtime information such as shape.
+   */
+  mutable Optional<ObjectRef> struct_info_ = Optional<ObjectRef>();
+
   /*!
    * \return The checked_type
    */