Sync computers

src/io.rs

@@ -64,8 +64,8 @@ macro_rules! println {
     () => {
         $crate::print!("\n\r")
     };
-    ($($args:expr),*) => {
+    ($($args:expr),*) => {{
         $crate::print!($($args),*);
-        $crate::println!()
-    };
+        $crate::println!();
+    }};
 }