src/test/pretty/block-comment-multiple-asterisks.rs - third_party/github.com/rust-lang/rust - Git at Google

 // compile-flags: --crate-type=lib

 // pp-exact
 /***
 More than two asterisks means that it isn't a doc comment.
 */
	// compile-flags: --crate-type=lib

	// pp-exact
	/***
	More than two asterisks means that it isn't a doc comment.
	*/