Error code E0695

A break statement without a label appeared inside a labeled block.

Erroneous code example:

#![allow(unused)] fn main() { loop { 'a: { break; } } }

Make sure to always label the break:

#![allow(unused)] fn main() { 'l: loop { 'a: { break 'l; } } }

Or if you want to break the labeled block:

#![allow(unused)] fn main() { loop { 'a: { break 'a; } break; } }