error[E0594]: cannot assign to immutable static item `NUM` | |
--> $DIR/E0594.rs:17:5 | |
| | |
LL | NUM = 20; //[ast]~ ERROR E0594 | |
| ^^^^^^^^ cannot assign | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0594`. |