{"ast_node_type":"other","tokens":[{"end":38,"kind":"keyword","start":0,"text":"if"}]}
        if self.needs_non_const_drop {
    fn build_error(&self, ccx: &ConstCx<'_, 'tcx>, span: Span) -> Diag<'tcx> {
            ccx.dcx().create_err(errors::LiveDrop {