| #![warn(clippy::default_instead_of_iter_empty)] |
| #![allow(dead_code)] |
| #![feature(lang_items)] |
| #![no_std] |
| |
| use core::panic::PanicInfo; |
| |
| #[lang = "eh_personality"] |
| extern "C" fn eh_personality() {} |
| |
| #[panic_handler] |
| fn panic(info: &PanicInfo) -> ! { |
| loop {} |
| } |
| |
| #[derive(Default)] |
| struct Iter { |
| iter: core::iter::Empty<usize>, |
| } |
| |
| fn main() { |
| // Do lint. |
| let _ = core::iter::empty::<usize>(); |
| //~^ default_instead_of_iter_empty |
| let _foo: core::iter::Empty<usize> = core::iter::empty(); |
| //~^ default_instead_of_iter_empty |
| |
| // Do not lint. |
| let _ = Iter::default(); |
| } |