rust-clippy/tests/ui/unnecessary_cast_unfixable.rs
2023-08-22 17:18:11 +02:00

25 lines
667 B
Rust

#![warn(clippy::unnecessary_cast)]
//@no-rustfix
fn main() {
let _ = std::ptr::null() as *const u8;
//~^ ERROR: casting raw pointers to the same type and constness is unnecessary (`*cons
//~| NOTE: `-D clippy::unnecessary-cast` implied by `-D warnings`
}
mod issue11113 {
#[repr(C)]
struct Vtbl {
query: unsafe extern "system" fn(),
}
struct TearOff {
object: *mut std::ffi::c_void,
}
impl TearOff {
unsafe fn query(&self) {
((*(*(self.object as *mut *mut _) as *mut Vtbl)).query)()
//~^ ERROR: casting raw pointers to the same type and constness is unnecessary
}
}
}