syntax_data: {"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                     // Retag after assignments of reference type.
context_before:                 let (retag_kind, place) = match block_data.statements[i].kind {
context_after:                     StatementKind::Assign(box (ref place, ref rvalue)) => {