syntax_data: {"ast_node_type":"other","tokens":[{"end":95,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // Coroutines always have a begin/poisoned/end state with additional suspend points
context_before:             debug!("print-type-size t: `{:?}` record coroutine", layout.ty);
context_after:             let (variant_infos, opt_discr_size) =