src/test/ui/foreign-unsafe-fn-called.rs - third_party/rust - Git at Google

 mod test {
     extern {
         pub fn free();
     }
 }

 fn main() {
     test::free();
     //~^ ERROR call to unsafe function is unsafe
 }
	mod test {
	extern {
	pub fn free();
	}
	}

	fn main() {
	test::free();
	//~^ ERROR call to unsafe function is unsafe
	}