From 243d1606158e7da6c87e79865f0581f6e76d7f28 Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Thu, 15 Dec 2016 16:51:34 +0100
Subject: [PATCH] [DI] Prepare dropping "strict" handling in loaders

---
 .../DependencyInjection/Loader/XmlFileLoader.php          | 8 +-------
 .../DependencyInjection/Loader/YamlFileLoader.php         | 6 ++----
 2 files changed, 3 insertions(+), 11 deletions(-)

diff --git a/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php b/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php
index de351ad6bf50b..2f3b643e448fd 100644
--- a/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php
+++ b/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php
@@ -387,13 +387,7 @@ private function getArgumentsAsPhp(\DOMElement $node, $name, $lowercase = true)
                         $invalidBehavior = ContainerInterface::NULL_ON_INVALID_REFERENCE;
                     }
 
-                    if ($strict = $arg->getAttribute('strict')) {
-                        $strict = XmlUtils::phpize($strict);
-                    } else {
-                        $strict = true;
-                    }
-
-                    $arguments[$key] = new Reference($arg->getAttribute('id'), $invalidBehavior, $strict);
+                    $arguments[$key] = new Reference($arg->getAttribute('id'), $invalidBehavior);
                     break;
                 case 'expression':
                     $arguments[$key] = new Expression($arg->nodeValue);
diff --git a/src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php b/src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php
index 5539281936c5d..6f6f4a3d590b2 100644
--- a/src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php
+++ b/src/Symfony/Component/DependencyInjection/Loader/YamlFileLoader.php
@@ -471,14 +471,12 @@ private function resolveServices($value)
             }
 
             if ('=' === substr($value, -1)) {
+                @trigger_error(sprintf('The "=" suffix that used to disable strict references in Symfony 2.x is deprecated since 3.3 and will be unsupported in 4.0. Remove it in "%s".', $value), E_USER_DEPRECATED);
                 $value = substr($value, 0, -1);
-                $strict = false;
-            } else {
-                $strict = true;
             }
 
             if (null !== $invalidBehavior) {
-                $value = new Reference($value, $invalidBehavior, $strict);
+                $value = new Reference($value, $invalidBehavior);
             }
         }