An unreachable label was used.
Erroneous code example:
'a: loop {
|| {
loop { break 'a } // error: use of unreachable label `'a`
};
}
RunEnsure that the label is within scope. Labels are not reachable through functions, closures, async blocks or modules. Example:
'a: loop {
break 'a; // ok!
}
Run