{"ast_node_type":"variable","tokens":[{"end":38,"kind":"keyword","start":0,"text":"if"}]}
        if let Some(origin) = origin {
    fn create(dcx: DiagCtxtHandle<'a>, section: TimingSection, origin: Option<Instant>) -> Self {
            dcx.emit_timing_section_start(TimingRecord::from_origin(origin, section));