| ### Compilation failed: | |
| error: 1: expected array dimension | |
| int arrUnsized[]; | |
| ^^ | |
| error: 2: array size must be an integer | |
| int arrFloat[1.]; | |
| ^^ | |
| error: 3: array size must be an integer | |
| int arrBool[true]; | |
| ^^^^ | |
| error: 5: missing index in '[]' | |
| int unsized_in_expression() { return int[](0)[0]; } | |
| ^^ | |
| 4 errors |