| //! Test that nested block comments are properly supported by the parser. | 
 | //! | 
 | //! See <https://github.com/rust-lang/rust/issues/66>. | 
 |  | 
 | //@ run-pass | 
 |  | 
 | /* This test checks that nested comments are supported | 
 |  | 
 |    /* This is a nested comment | 
 |       /* And this is even more deeply nested */ | 
 |       Back to the first level of nesting | 
 |    */ | 
 |  | 
 |    /* Another nested comment at the same level */ | 
 | */ | 
 |  | 
 | /* Additional test cases for nested comments */ | 
 |  | 
 | #[rustfmt::skip] | 
 | /* | 
 |     /* Level 1 | 
 |         /* Level 2 | 
 |             /* Level 3 */ | 
 |          */ | 
 |     */ | 
 | */ | 
 |  | 
 | pub fn main() { | 
 |     // Check that code after nested comments works correctly | 
 |     let _x = 42; | 
 |  | 
 |     /* Even inline /* nested */ comments work */ | 
 |     let _y = /* nested /* comment */ test */ 100; | 
 | } |