Thanks for the explaination.
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We should pass by the ObjectRef in most part of the codebase. The only
exception for now is the Functor dispatching classes, where the first argument
is the Object node class itself, and can be viewed as a Weak reference to the
original node.
There are some interest in moving the functor disp
Hi,
Here is an example
```
Expr Rewrite_(const CallNode* call_node, const Expr& post) final {
const Call& ref_call = GetRef(call_node);
...
...
const auto* post_node = post.as();
```
This is a fairly standard convention in TVM C++ codebase. I am really confused
about when we should p
