src/test/ui/consts/issue-64662.rs - third_party/rust - Git at Google

 enum Foo {
     A = foo(), //~ ERROR: type annotations needed
     B = foo(), //~ ERROR: type annotations needed
 }

 const fn foo<T>() -> isize {
     0
 }

 fn main() {}
	enum Foo {
	A = foo(), //~ ERROR: type annotations needed
	B = foo(), //~ ERROR: type annotations needed
	}

	const fn foo<T>() -> isize {
	0
	}

	fn main() {}