#![crate_type="lib"] use std::arch::asm; #[deny(unreachable_code)] pub fn exit(n: usize) -> i32 { unsafe { // Pretend this asm is an exit() syscall. asm!("/*{0}*/", in(reg) n); } // This return value is just here to generate some extra code for a return // value, making it easier for the test script to detect whether the // compiler deleted it. 42 }