syntax_data: {"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // This pass emits new panics. If for whatever reason we do not have a panic
context_before:     fn run_pass(&self, tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) {
context_after:         // implementation, running this pass may cause otherwise-valid code to not compile.