rust/tests/ui/zero_ptr.rs



#[allow(unused_variables)]
fn main() {
    let x = 0 as *const usize;
    let y = 0 as *mut f64;

    let z = 0;
    let z = z as *const usize; // this is currently not caught
}
Reduce the hackiness of cargo-clippy 2017-09-18 05:47:33 -05:00

New zero_ptr lint. This fixes #1047. I did not bother to add a full suggestion, because replacing with `std::ptr::null()` may still lead to inference failures. 2017-02-20 21:36:59 -06:00
			`#[allow(unused_variables)]`
			`fn main() {`
			`let x = 0 as *const usize;`
			`let y = 0 as *mut f64;`

			`let z = 0;`
			`let z = z as *const usize; // this is currently not caught`
			`}`