Rust: Move some test cases together.

Author: geoffw0

rust/ql/test/query-tests/unusedentities/main.rs

@@ -481,14 +481,14 @@ fn main() {
     folds_and_closures();
 
     unreachable_if_1();
+    unreachable_if_2();
+    unreachable_if_3();
     // unreachable_panic();
     unreachable_match();
     // unreachable_loop();
     unreachable_paren();
     unreachable_let_1();
     unreachable_let_2();
-    unreachable_if_2();
-    unreachable_if_3();
 
     macros();
 }

rust/ql/test/query-tests/unusedentities/unreachable.rs

@@ -67,6 +67,26 @@ pub fn unreachable_if_1() {
     do_something(); // $ Alert[rust/dead-code]
 }
 
+pub fn unreachable_if_2() {
+    if cond() {
+        do_something();
+        return;
+    } else {
+        do_something();
+    }
+
+    do_something();
+}
+
+pub fn unreachable_if_3() {
+    if !cond() {
+        do_something();
+        return;
+    }
+
+    do_something();
+}
+
 pub fn unreachable_panic() {
     if cond() {
         do_something();
@@ -231,23 +251,3 @@ pub fn unreachable_let_2() {
 
     do_something();
 }
-
-pub fn unreachable_if_2() {
-    if cond() {
-        do_something();
-        return;
-    } else {
-        do_something();
-    }
-
-    do_something();
-}
-
-pub fn unreachable_if_3() {
-    if !cond() {
-        do_something();
-        return;
-    }
-
-    do_something();
-}