Merge branch '3.4' into 4.0

* 3.4:
  [Bridge/Twig] fix composer.json
  bug #26086 [FrameworkBundle] Fix using annotation_reader in compiler pass to inject configured cache provider
  [WebProfilerBundle] Fix anchor CSS
  [HttpKernel] Send new session cookie from AbstractTestSessionListener after session invalidation
  [WebProfilerBundle] Tweak default route name
  updated StopwatchEvent phpdoc due to the additional of optional float precision introduced in 0db8d7fb6a5396f84f2907e5e595c114982772ff
  Retro-fit proxy code to make it deterministic for older proxy manager implementations
  Yaml parser regression with comments and non-strings
  Fix undiscoverablility of SymfonyTestsListenerForV7
  Fixed broken tests
  [TwigBridge] Apply some changes to support Bootstrap4-stable

Author: nicolas-grekas

DependencyInjection/Compiler/AddAnnotationsCachedReaderPass.php

@@ -26,16 +26,16 @@ public function process(ContainerBuilder $container)
     {
         // "annotations.cached_reader" is wired late so that any passes using
         // "annotation_reader" at build time don't get any cache
-        if ($container->hasDefinition('annotations.cached_reader')) {
-            $reader = $container->getDefinition('annotations.cached_reader');
+        foreach ($container->findTaggedServiceIds('annotations.cached_reader') as $id => $tags) {
+            $reader = $container->getDefinition($id);
             $properties = $reader->getProperties();
 
             if (isset($properties['cacheProviderBackup'])) {
                 $provider = $properties['cacheProviderBackup']->getValues()[0];
                 unset($properties['cacheProviderBackup']);
                 $reader->setProperties($properties);
-                $container->set('annotations.cached_reader', null);
-                $container->setDefinition('annotations.cached_reader', $reader->replaceArgument(1, $provider));
+                $container->set($id, null);
+                $container->setDefinition($id, $reader->replaceArgument(1, $provider));
             }
         }
     }

DependencyInjection/Compiler/UnusedTagsPass.php

@@ -22,6 +22,7 @@
 class UnusedTagsPass implements CompilerPassInterface
 {
     private $whitelist = array(
+        'annotations.cached_reader',
         'cache.pool.clearer',
         'console.command',
         'container.hot_path',

DependencyInjection/FrameworkExtension.php

@@ -1116,7 +1116,9 @@ private function registerAnnotationsConfiguration(array $config, ContainerBuilde
                 ->replaceArgument(2, $config['debug'])
                 // temporary property to lazy-reference the cache provider without using it until AddAnnotationsCachedReaderPass runs
                 ->setProperty('cacheProviderBackup', new ServiceClosureArgument(new Reference($cacheService)))
+                ->addTag('annotations.cached_reader')
             ;
+
             $container->setAlias('annotation_reader', 'annotations.cached_reader')->setPrivate(true);
             $container->setAlias(Reader::class, new Alias('annotations.cached_reader', false));
         } else {

Tests/DependencyInjection/FrameworkExtensionTest.php

@@ -25,6 +25,7 @@
 use Symfony\Component\Cache\Adapter\ProxyAdapter;
 use Symfony\Component\Cache\Adapter\RedisAdapter;
 use Symfony\Component\DependencyInjection\ChildDefinition;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\DependencyInjection\Definition;
 use Symfony\Component\DependencyInjection\Loader\ClosureLoader;
@@ -582,10 +583,12 @@ public function testValidationService()
 
     public function testAnnotations()
     {
-        $container = $this->createContainerFromFile('full');
+        $container = $this->createContainerFromFile('full', array(), true, false);
+        $container->addCompilerPass(new TestAnnotationsPass());
+        $container->compile();
 
         $this->assertEquals($container->getParameter('kernel.cache_dir').'/annotations', $container->getDefinition('annotations.filesystem_cache')->getArgument(0));
-        $this->assertSame('annotations.filesystem_cache', (string) $container->getDefinition('annotations.cached_reader')->getArgument(1));
+        $this->assertSame('annotations.filesystem_cache', (string) $container->getDefinition('annotation_reader')->getArgument(1));
     }
 
     public function testFileLinkFormat()
@@ -1029,10 +1032,10 @@ protected function createContainer(array $data = array())
         ), $data)));
     }
 
-    protected function createContainerFromFile($file, $data = array(), $resetCompilerPasses = true)
+    protected function createContainerFromFile($file, $data = array(), $resetCompilerPasses = true, $compile = true)
     {
         $cacheKey = md5(get_class($this).$file.serialize($data));
-        if (isset(self::$containerCache[$cacheKey])) {
+        if ($compile && isset(self::$containerCache[$cacheKey])) {
             return self::$containerCache[$cacheKey];
         }
         $container = $this->createContainer($data);
@@ -1043,7 +1046,12 @@ protected function createContainerFromFile($file, $data = array(), $resetCompile
             $container->getCompilerPassConfig()->setOptimizationPasses(array());
             $container->getCompilerPassConfig()->setRemovingPasses(array());
         }
-        $container->getCompilerPassConfig()->setBeforeRemovingPasses(array(new AddAnnotationsCachedReaderPass(), new AddConstraintValidatorsPass(), new TranslatorPass('translator.default', 'translation.reader')));
+        $container->getCompilerPassConfig()->setBeforeRemovingPasses(array(new AddConstraintValidatorsPass(), new TranslatorPass('translator.default', 'translation.reader')));
+        $container->getCompilerPassConfig()->setAfterRemovingPasses(array(new AddAnnotationsCachedReaderPass()));
+
+        if (!$compile) {
+            return $container;
+        }
         $container->compile();
 
         return self::$containerCache[$cacheKey] = $container;
@@ -1136,3 +1144,15 @@ private function assertCachePoolServiceDefinitionIsCreated(ContainerBuilder $con
         }
     }
 }
+
+/**
+ * Simulates ReplaceAliasByActualDefinitionPass.
+ */
+class TestAnnotationsPass implements CompilerPassInterface
+{
+    public function process(ContainerBuilder $container)
+    {
+        $container->setDefinition('annotation_reader', $container->getDefinition('annotations.cached_reader'));
+        $container->removeDefinition('annotations.cached_reader');
+    }
+}