error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `3`
--> $DIR/better-expected.rs:2:19
|
LL | let x: [isize 3];
| - ^ expected one of 7 possible tokens
| |
| while parsing the type for `x`
error: aborting due to 1 previous error