symfony
diff --git a/‎UPGRADE-3.4.md
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+6-1Lines changed: 6 additions & 1 deletion b/‎UPGRADE-3.4.md
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+6-1Lines changed: 6 additions & 1 deletion
diff --git a/‎src/Symfony/Bundle/SecurityBundle/CHANGELOG.md
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diff --git a/‎src/Symfony/Bundle/SecurityBundle/DependencyInjection/SecurityExtension.php
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+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Bundle/SecurityBundle/DependencyInjection/SecurityExtension.php
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+1-1Lines changed: 1 addition & 1 deletion
diff --git a/‎src/Symfony/Bundle/SecurityBundle/Security/FirewallContext.php
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+9-1Lines changed: 9 additions & 1 deletion b/‎src/Symfony/Bundle/SecurityBundle/Security/FirewallContext.php
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+9-1Lines changed: 9 additions & 1 deletion
diff --git a/‎src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/CompleteConfigurationTest.php
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+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Bundle/SecurityBundle/Tests/DependencyInjection/CompleteConfigurationTest.php
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+1-1Lines changed: 1 addition & 1 deletion
@@ -4,7 +4,7 @@ UPGRADE FROM 3.3 to 3.4
 DependencyInjection
 -------------------
 
-  * Top-level anonymous services in XML are deprecated and will throw an exception in Symfony 4.0.
+ * Top-level anonymous services in XML are deprecated and will throw an exception in Symfony 4.0.
 
 Finder
 ------
@@ -32,6 +32,11 @@ Process
  * The `Symfony\Component\Process\ProcessBuilder` class has been deprecated,
    use the `Symfony\Component\Process\Process` class directly instead.
 
+SecurityBundle
+--------------
+
+ * `FirewallContext::getListeners()` now returns `\Traversable|array`
+
 Validator
 ---------
 
 
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+3.4.0
+-----
+
+ * [BC BREAK] `FirewallContext::getListeners()` now returns `\Traversable|array`
+
 3.3.0
 -----
 
 
@@ -265,7 +265,7 @@ private function createFirewalls($config, ContainerBuilder $container)
             $contextId = 'security.firewall.map.context.'.$name;
             $context = $container->setDefinition($contextId, new ChildDefinition('security.firewall.context'));
             $context
-                ->replaceArgument(0, $listeners)
+                ->replaceArgument(0, new IteratorArgument($listeners))
                 ->replaceArgument(1, $exceptionListener)
                 ->replaceArgument(2, new Reference($configId))
             ;
 
@@ -25,7 +25,12 @@ class FirewallContext
     private $exceptionListener;
     private $config;
 
-    public function __construct(array $listeners, ExceptionListener $exceptionListener = null, FirewallConfig $config = null)
+    /**
+     * @param \Traversable|array     $listeners
+     * @param ExceptionListener|null $exceptionListener
+     * @param FirewallConfig|null    $firewallConfig
+     */
+    public function __construct($listeners, ExceptionListener $exceptionListener = null, FirewallConfig $config = null)
     {
         $this->listeners = $listeners;
         $this->exceptionListener = $exceptionListener;
@@ -47,6 +52,9 @@ public function getContext()
         return array($this->getListeners(), $this->getExceptionListener());
     }
 
+    /**
+     * @return \Traversable|array
+     */
     public function getListeners()
     {
         return $this->listeners;
 
@@ -72,7 +72,7 @@ public function testFirewalls()
         foreach (array_keys($arguments[1]->getValues()) as $contextId) {
             $contextDef = $container->getDefinition($contextId);
             $arguments = $contextDef->getArguments();
-            $listeners[] = array_map('strval', $arguments['index_0']);
+            $listeners[] = array_map('strval', $arguments['index_0']->getValues());
 
             $configDef = $container->getDefinition((string) $arguments['index_2']);
             $configs[] = array_values($configDef->getArguments());