Fix tabs

Author: Aaron1011

src/test/ui/if-attrs/gate-whole-expr.rs

@@ -1,15 +1,15 @@
 // run-pass
 
 fn main() {
-	let x = 1;
+    let x = 1;
 
-	#[cfg(FALSE)]
-	if false {
-		x = 2;
-	} else if true {
-		x = 3;
-	} else {
-		x = 4;
-	}
-	assert_eq!(x, 1);
+    #[cfg(FALSE)]
+    if false {
+        x = 2;
+    } else if true {
+        x = 3;
+    } else {
+        x = 4;
+    }
+    assert_eq!(x, 1);
 }