[HttpKernel] Disable inlining on PHP 5

Author: nicolas-grekas

src/Symfony/Component/HttpKernel/Kernel.php

@@ -839,7 +839,7 @@ protected function dumpContainer(ConfigCache $cache, ContainerBuilder $container
             'file' => $cache->getPath(),
             'as_files' => true,
             'debug' => $this->debug,
-            'inline_class_loader_parameter' => !$this->loadClassCache && !class_exists(ClassCollectionLoader::class, false) ? 'container.dumper.inline_class_loader' : null,
+            'inline_class_loader_parameter' => \PHP_VERSION_ID >= 70000 && !$this->loadClassCache && !class_exists(ClassCollectionLoader::class, false) ? 'container.dumper.inline_class_loader' : null,
         ));
 
         $rootCode = array_pop($content);