{"ast_node_type":"variable","tokens":[{"end":50,"kind":"keyword","start":0,"text":"let"}]}
        let expr_prec = fcx.precedence(self.expr);
    fn lossy_provenance_ptr2int_lint(&self, fcx: &FnCtxt<'a, 'tcx>, t_c: ty::cast::IntTy) {
        let needs_parens = expr_prec < ExprPrecedence::Unambiguous;