Tests/RustOnly/e.rs - third_party/github.com/Kitware/CMake - Git at Google

 #[no_mangle]
 pub extern "C" fn libe_greet() {
     println!("Hello from libe");
 }
	#[no_mangle]
	pub extern "C" fn libe_greet() {
	println!("Hello from libe");
	}