[rustc.git] / src / test / ui / lint / lint-strict-provenance-lossy-casts.rs

#![feature(strict_provenance)]
#![deny(lossy_provenance_casts)]

fn main() {
    let x: u8 = 37;
    let addr: usize = &x as *const u8 as usize;
    //~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `usize`

    let addr_32bit = &x as *const u8 as u32;
    //~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `u32`

    // don't add unnecessary parens in the suggestion
    let ptr = &x as *const u8;
    let ptr_addr = ptr as usize;
    //~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `usize`
    let ptr_addr_32bit = ptr as u32;
    //~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `u32`
}
Commit	Line	Data
04454e1e FG	1	#![feature(strict_provenance)]
	2	#![deny(lossy_provenance_casts)]
	3
	4	fn main() {
	5	let x: u8 = 37;
	6	let addr: usize = &x as *const u8 as usize;
	7	//~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `usize`
	8
	9	let addr_32bit = &x as *const u8 as u32;
	10	//~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `u32`
	11
	12	// don't add unnecessary parens in the suggestion
	13	let ptr = &x as *const u8;
	14	let ptr_addr = ptr as usize;
	15	//~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `usize`
	16	let ptr_addr_32bit = ptr as u32;
	17	//~^ ERROR under strict provenance it is considered bad style to cast pointer `*const u8` to integer `u32`
	18	}