os-rust/tests/ui/panic-handler/panic-handler-bad-signature-1.rs

// compile-flags:-C panic=abort

#![no_std]
#![no_main]

use core::panic::PanicInfo;

#[panic_handler]
fn panic(
    info: PanicInfo, //~ ERROR argument should be `&PanicInfo`
) -> () //~ ERROR return type should be `!`
{
}