[rustc.git] / src / test / ui / const-ptr / ptr_to_usize_cast.rs

#![feature(const_raw_ptr_to_usize_cast)]

fn main() {
    const OK: usize = unsafe { 0 as *const i32 as usize };

    const _ERROR: usize = unsafe { &0 as *const i32 as usize };
    //~^ ERROR [const_err]
    //~| NOTE cannot cast pointer to integer because it was not created by cast from integer
    //~| NOTE
    //~| NOTE `#[deny(const_err)]` on by default
    //~| WARN this was previously accepted by the compiler but is being phased out
    //~| NOTE see issue #71800
}
Commit	Line	Data
6a06907d XL	1	#![feature(const_raw_ptr_to_usize_cast)]
	2
	3	fn main() {
	4	const OK: usize = unsafe { 0 as *const i32 as usize };
	5
	6	const _ERROR: usize = unsafe { &0 as *const i32 as usize };
	7	//~^ ERROR [const_err]
	8	//~\| NOTE cannot cast pointer to integer because it was not created by cast from integer
	9	//~\| NOTE
	10	//~\| NOTE `#[deny(const_err)]` on by default
	11	//~\| WARN this was previously accepted by the compiler but is being phased out
	12	//~\| NOTE see issue #71800
	13	}