error[E0658]: `..=` syntax in patterns is experimental (see issue #28237) | |
--> $DIR/feature-gate-dotdoteq_in_patterns.rs:13:9 | |
| | |
13 | 0 ..= 3 => {} //~ ERROR `..=` syntax in patterns is experimental | |
| ^^^^^^^ | |
| | |
= help: add #![feature(dotdoteq_in_patterns)] to the crate attributes to enable | |
error: aborting due to previous error | |