src/test/ui/parser/issue-22712.rs - third_party/rust - Git at Google

 struct Foo<B> {
     buffer: B
 }

 fn bar() {
     let Foo<Vec<u8>>  //~ ERROR expected one of `:`, `;`, `=`, `@`, or `|`, found `<`
 }

 fn main() {}
	struct Foo<B> {
	buffer: B
	}

	fn bar() {
	let Foo<Vec<u8>> //~ ERROR expected one of `:`, `;`, `=`, `@`, or `\|`, found `<`
	}

	fn main() {}