tests/run-make-fulldeps/intrinsic-unreachable/exit-ret.rs

   1 #![crate_type="lib"]
   2 use std::arch::asm;
   3
   4 #[deny(unreachable_code)]
   5 pub fn exit(n: usize) -> i32 {
   6     unsafe {
   7         // Pretend this asm is an exit() syscall.
   8         asm!("/*{0}*/", in(reg) n);
   9     }
  10     // This return value is just here to generate some extra code for a return
  11     // value, making it easier for the test script to detect whether the
  12     // compiler deleted it.
  13     42
  14 }