[DeadCode] Skip native function with side effect on RemoveConditionExactReturnRector

Author: samsonasik

rules-tests/DeadCode/Rector/Stmt/RemoveConditionExactReturnRector/Fixture/skip_side_effect_native.php.inc

@@ -0,0 +1,15 @@
+<?php
+
+namespace Rector\Tests\DeadCode\Rector\Stmt\RemoveConditionExactReturnRector\Fixture;
+
+final class SkipSideEffectNativeFunction
+{
+    public function run($result)
+    {
+        if ($result === array_push($result, 100)) {
+            return array_push($result, 100);
+        }
+
+        return $result;
+    }
+}