syntax_data: {"ast_node_type":"import","tokens":[{"end":78,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // because MIR type checking will panic if it hasn't been overwritten.
context_before:         // create a dummy terminator now. `TerminatorKind::UnwindResume` is used
context_after:         // (See `<ExitScopes as DropTreeBuilder>::link_entry_point`.)