=== Now I found a comment at just where I patched,
> * XXX if the typinput function is not immutable, we really ought to > * postpone evaluation of the function call until runtime. But there > * is no way to represent a typinput function call as an expression > * tree, because C-string values are not Datums. (XXX This *is* > * possible as of 7.3, do we want to do it?)
- Is it OK to *now* we can do this? + Is it OK to regard that we can do this *now*?
In this patch or a different one? Does this comment have anything to do with the concern of this thread?
