{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"///"}]}
/// the reachable set doesn't have much to say about which definitions might be evaluated at compile
/// crates and it can be used to limit optimized MIR that needs to be encoded. On the other hand,
/// time in other crates, so it cannot be used to omit CTFE MIR. For example, `f` below is