mirror of
				https://github.com/rust-lang/rust.git
				synced 2025-10-31 04:57:19 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			25 lines
		
	
	
		
			430 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			430 B
		
	
	
	
		
			Rust
		
	
	
	
	
	
| //@ run-pass
 | |
| 
 | |
| 
 | |
| use std::mem::size_of;
 | |
| 
 | |
| #[cfg(not(target_pointer_width = "64"))]
 | |
| fn test_big_vec() {}
 | |
| 
 | |
| #[cfg(target_pointer_width = "64")]
 | |
| fn test_big_vec()
 | |
| {
 | |
|     assert_eq!(size_of::<[u8; 1 << 32]>(), (1 << 32));
 | |
| }
 | |
| 
 | |
| fn main() {
 | |
|     let x: [isize; 4] = [1, 2, 3, 4];
 | |
|     assert_eq!(x[0], 1);
 | |
|     assert_eq!(x[1], 2);
 | |
|     assert_eq!(x[2], 3);
 | |
|     assert_eq!(x[3], 4);
 | |
| 
 | |
|     assert_eq!(size_of::<[u8; 4]>(), 4);
 | |
|     test_big_vec();
 | |
| }
 | 
