error[E0426]: use of undeclared label `'L`
  --> $DIR/issue-50576.rs:12:23
   |
LL |     |bool: [u8; break 'L]| 0;
   |                       ^^ undeclared label `'L`

error[E0268]: `break` outside of loop
  --> $DIR/issue-50576.rs:12:17
   |
LL |     |bool: [u8; break 'L]| 0;
   |                 ^^^^^^^^ cannot break outside of a loop

error[E0268]: `break` outside of loop
  --> $DIR/issue-50576.rs:15:16
   |
LL |     Vec::<[u8; break]>::new(); //~ ERROR [E0268]
   |                ^^^^^ cannot break outside of a loop

error: aborting due to 3 previous errors

Some errors occurred: E0268, E0426.
For more information about an error, try `rustc --explain E0268`.