src/test/ui/multiple-main-2.rs - third_party/rust - Git at Google

 #![feature(main)]

 #[main]
 fn bar() {
 }

 #[main]
 fn foo() { //~ ERROR multiple functions with a `#[main]` attribute
 }
	#![feature(main)]

	#[main]
	fn bar() {
	}

	#[main]
	fn foo() { //~ ERROR multiple functions with a `#[main]` attribute
	}