{"ast_node_type":"variable","tokens":[{"end":85,"kind":"keyword","start":0,"text":"let"}]}
                    let test_zero = if is_inverted { !test_zero } else { test_zero };
                        crate::optimize::peephole::maybe_unwrap_bool_not(&mut fx.bcx, discr);
                    if let Some(taken) = crate::optimize::peephole::maybe_known_branch_taken(