diff --git a/examples/intrinsics.rs b/examples/intrinsics.rs
index e13c0fb1..ad000947 100644
--- a/examples/intrinsics.rs
+++ b/examples/intrinsics.rs
@@ -5,17 +5,18 @@
 
 #![allow(unused_features)]
 #![allow(internal_features)]
-#![cfg_attr(thumb, no_main)]
 #![deny(dead_code)]
 #![feature(allocator_api)]
 #![feature(f128)]
 #![feature(f16)]
 #![feature(lang_items)]
-#![feature(start)]
 #![no_std]
+#![no_main]
 
 extern crate panic_handler;
 
+use core::ffi::c_int;
+
 #[cfg(all(not(thumb), not(windows), not(target_arch = "wasm32")))]
 #[link(name = "c")]
 extern "C" {}
@@ -630,11 +631,10 @@ fn run() {
     extern "C" {
         fn rust_begin_unwind(x: usize);
     }
-    // if bb(false) {
+
     unsafe {
         rust_begin_unwind(0);
     }
-    // }
 }
 
 fn something_with_a_dtor(f: &dyn Fn()) {
@@ -649,15 +649,15 @@ fn something_with_a_dtor(f: &dyn Fn()) {
     f();
 }
 
+#[no_mangle]
 #[cfg(not(thumb))]
-#[start]
-fn main(_: isize, _: *const *const u8) -> isize {
+fn main(_argc: c_int, _argv: *const *const u8) -> c_int {
     run();
     0
 }
 
-#[cfg(thumb)]
 #[no_mangle]
+#[cfg(thumb)]
 pub fn _start() -> ! {
     run();
     loop {}