{"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"impl<'a,"}]}
impl<'a, 'ra, 'tcx> Visitor<'a> for BuildReducedGraphVisitor<'a, 'ra, 'tcx> {
    method!(visit_expr: ast::Expr, ast::ExprKind::MacCall, walk_expr);