2024-01-25 12:17:36 -06:00
|
|
|
#![no_std]
|
|
|
|
#![feature(lang_items)]
|
|
|
|
#![warn(clippy::transmute_int_to_char)]
|
2024-04-04 12:52:55 -05:00
|
|
|
#![allow(clippy::missing_transmute_annotations)]
|
2024-01-25 12:17:36 -06:00
|
|
|
|
|
|
|
use core::panic::PanicInfo;
|
|
|
|
|
|
|
|
#[lang = "eh_personality"]
|
|
|
|
extern "C" fn eh_personality() {}
|
|
|
|
|
|
|
|
#[panic_handler]
|
|
|
|
fn panic(info: &PanicInfo) -> ! {
|
|
|
|
loop {}
|
|
|
|
}
|
|
|
|
|
|
|
|
fn int_to_char() {
|
|
|
|
let _: char = unsafe { core::char::from_u32(0_u32).unwrap() };
|
|
|
|
//~^ ERROR: transmute from a `u32` to a `char`
|
|
|
|
//~| NOTE: `-D clippy::transmute-int-to-char` implied by `-D warnings`
|
|
|
|
let _: char = unsafe { core::char::from_u32(0_i32 as u32).unwrap() };
|
|
|
|
//~^ ERROR: transmute from a `i32` to a `char`
|
|
|
|
|
|
|
|
// These shouldn't warn
|
|
|
|
const _: char = unsafe { core::mem::transmute(0_u32) };
|
|
|
|
const _: char = unsafe { core::mem::transmute(0_i32) };
|
|
|
|
}
|
|
|
|
|
|
|
|
fn main() {}
|