{"ast_node_type":"other","tokens":[{"end":104,"kind":"keyword","start":0,"text":"//"}]}
        // opaque types. This is needed for trivial things like `size_of`, but also for using associated
        // Const eval always happens in post analysis mode in order to be able to use the hidden types of
        // types that are not specified in the opaque type. We also use MIR bodies whose opaque types have