symfony
diff --git a/‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
+15-3Lines changed: 15 additions & 3 deletions b/‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
+15-3Lines changed: 15 additions & 3 deletions
diff --git a/‎src/Symfony/Bundle/FrameworkBundle/Resources/config/cache_pools.xml
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/Resources/config/cache_pools.xml
+5Lines changed: 5 additions & 0 deletions b/‎src/Symfony/Bundle/FrameworkBundle/Resources/config/cache_pools.xml
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/Resources/config/cache_pools.xml
+5Lines changed: 5 additions & 0 deletions
diff --git a/‎src/Symfony/Bundle/FrameworkBundle/composer.json
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/composer.json
+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Bundle/FrameworkBundle/composer.json
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/composer.json
+1-1Lines changed: 1 addition & 1 deletion
@@ -1022,9 +1022,7 @@ private function registerPropertyInfoConfiguration(array $config, ContainerBuild
 
     private function registerCacheConfiguration(array $config, ContainerBuilder $container, XmlFileLoader $loader)
     {
-        if (!empty($config['pools'])) {
-            $loader->load('cache_pools.xml');
-        }
+        $loader->load('cache_pools.xml');
 
         foreach ($config['pools'] as $name => $poolConfig) {
             $poolDefinition = new DefinitionDecorator($poolConfig['adapter']);
@@ -1034,6 +1032,20 @@ private function registerCacheConfiguration(array $config, ContainerBuilder $con
             $poolDefinition->addTag('cache.pool', $poolConfig);
             $container->setDefinition('cache.pool.'.$name, $poolDefinition);
         }
+
+        $this->addClassesToCompile(array(
+            'Psr\Cache\CacheItemInterface',
+            'Psr\Cache\CacheItemPoolInterface',
+            'Symfony\Component\Cache\Adapter\AdapterInterface',
+            'Symfony\Component\Cache\Adapter\AbstractAdapter',
+            'Symfony\Component\Cache\CacheItem',
+        ));
+
+        if (function_exists('apcu_fetch')) {
+            $this->addClassesToCompile(array('Symfony\Component\Cache\Adapter\ApcuAdapter'));
+        } else {
+            $container->setAlias('cache.adapter.system', 'cache.adapter.default');
+        }
     }
 
     /**
 
@@ -11,6 +11,11 @@
         </service>
 
         <service id="cache.adapter.default" alias="cache.adapter.filesystem" />
+        <service id="cache.adapter.system" alias="cache.adapter.apcu" />
+
+        <service id="cache.pool.default" parent="cache.adapter.default">
+            <tag name="cache.pool" clearer="cache.default_pools_clearer" />
+        </service>
 
         <service id="cache.adapter.apcu" class="Symfony\Component\Cache\Adapter\ApcuAdapter" abstract="true">
             <argument /> <!-- namespace -->
 
@@ -18,6 +18,7 @@
     "require": {
         "php": ">=5.5.9",
         "symfony/asset": "~2.8|~3.0",
+        "symfony/cache": "~3.1",
         "symfony/class-loader": "~2.8|~3.0",
         "symfony/dependency-injection": "~3.1",
         "symfony/config": "~2.8|~3.0",
@@ -38,7 +39,6 @@
     },
     "require-dev": {
         "symfony/browser-kit": "~2.8|~3.0",
-        "symfony/cache": "~3.1",
         "symfony/console": "~2.8|~3.0",
         "symfony/css-selector": "~2.8|~3.0",
         "symfony/dom-crawler": "~2.8|~3.0",