diff --git a/.travis.yml b/.travis.yml
index 8cfcb5cdc5..7ca571e707 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -123,23 +123,6 @@ before_install:
       }
       export -f tpecl
 
-      install_apcu_dev () {
-          local ref=$1
-          local INI=$2
-
-          wget https://github.com/krakjoe/apcu/archive/${ref}.zip
-          unzip ${ref}.zip
-          cd apcu-${ref}
-          phpize
-          ./configure
-          make
-          mv modules/apcu.so $(php -r "echo ini_get('extension_dir');")
-          echo 'extension = apcu.so' >> $INI
-          cd ..
-          rm -rf apcu-${ref} ${ref}.zip
-      }
-      export -f install_apcu_dev
-
     - |
       # Install sigchild-enabled PHP to test the Process component on the lowest PHP matrix line
       if [[ ! $deps && $TRAVIS_PHP_VERSION = ${MIN_PHP%.*} && ! -d php-$MIN_PHP/sapi ]]; then
@@ -176,7 +159,7 @@ before_install:
               tfold ext.memcached tpecl memcached-3.1.5 memcached.so $INI
               tfold ext.apcu install_apcu_dev 9c36db45100d4d27ec33072f4be90f1f5a0108b7 $INI
           else
-              tfold ext.apcu tpecl apcu-5.1.18 apcu.so $INI
+              tfold ext.apcu tpecl apcu-5.1.19 apcu.so $INI
               tfold ext.mongodb tpecl mongodb-1.6.16 mongodb.so $INI
               tfold ext.zookeeper tpecl zookeeper-0.7.2 zookeeper.so $INI
               tfold ext.amqp tpecl amqp-1.10.2 amqp.so $INI
diff --git a/src/Symfony/Bridge/Doctrine/PropertyInfo/DoctrineExtractor.php b/src/Symfony/Bridge/Doctrine/PropertyInfo/DoctrineExtractor.php
index 1829cdbcdb..c4e5b025c3 100644
--- a/src/Symfony/Bridge/Doctrine/PropertyInfo/DoctrineExtractor.php
+++ b/src/Symfony/Bridge/Doctrine/PropertyInfo/DoctrineExtractor.php
@@ -95,19 +95,10 @@ class DoctrineExtractor implements PropertyListExtractorInterface, PropertyTypeE
                 $associationMapping = $metadata->getAssociationMapping($property);
 
                 if (isset($associationMapping['indexBy'])) {
-                    $indexProperty = $associationMapping['indexBy'];
+                    $indexColumn = $associationMapping['indexBy'];
                     /** @var ClassMetadataInfo $subMetadata */
                     $subMetadata = $this->entityManager ? $this->entityManager->getClassMetadata($associationMapping['targetEntity']) : $this->classMetadataFactory->getMetadataFor($associationMapping['targetEntity']);
-                    $typeOfField = $subMetadata->getTypeOfField($indexProperty);
-
-                    if (null === $typeOfField) {
-                        $associationMapping = $subMetadata->getAssociationMapping($indexProperty);
-
-                        /** @var ClassMetadataInfo $subMetadata */
-                        $indexProperty = $subMetadata->getSingleAssociationReferencedJoinColumnName($indexProperty);
-                        $subMetadata = $this->entityManager ? $this->entityManager->getClassMetadata($associationMapping['targetEntity']) : $this->classMetadataFactory->getMetadataFor($associationMapping['targetEntity']);
-                        $typeOfField = $subMetadata->getTypeOfField($indexProperty);
-                    }
+                    $typeOfField = $subMetadata->getTypeOfField($subMetadata->getFieldForColumn($indexColumn));
 
                     if (!$collectionKeyType = $this->getPhpType($typeOfField)) {
                         return null;
diff --git a/src/Symfony/Bridge/Doctrine/Tests/Form/Type/EntityTypeTest.php b/src/Symfony/Bridge/Doctrine/Tests/Form/Type/EntityTypeTest.php
index 8d106ca53d..ca9ab318d3 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/Form/Type/EntityTypeTest.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/Form/Type/EntityTypeTest.php
@@ -60,13 +60,6 @@ class EntityTypeTest extends BaseTypeTest
 
     protected static $supportedFeatureSetVersion = 404;
 
-    public static function setUpBeforeClass(): void
-    {
-        if (\PHP_VERSION_ID >= 80000) {
-            self::markTestSkipped('Doctrine DBAL 2.x is incompatible with PHP 8.');
-        }
-    }
-
     protected function setUp(): void
     {
         $this->em = DoctrineTestHelper::createTestEntityManager();
diff --git a/src/Symfony/Bridge/Doctrine/Tests/PropertyInfo/Fixtures/DoctrineDummy.php b/src/Symfony/Bridge/Doctrine/Tests/PropertyInfo/Fixtures/DoctrineDummy.php
index 81264fad27..568efce33d 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/PropertyInfo/Fixtures/DoctrineDummy.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/PropertyInfo/Fixtures/DoctrineDummy.php
@@ -42,7 +42,7 @@ class DoctrineDummy
     public $bar;
 
     /**
-     * @ManyToMany(targetEntity="DoctrineRelation", indexBy="rguid")
+     * @ManyToMany(targetEntity="DoctrineRelation", indexBy="rguid_column")
      */
     protected $indexedBar;
 
diff --git a/src/Symfony/Bridge/Doctrine/Tests/PropertyInfo/Fixtures/DoctrineRelation.php b/src/Symfony/Bridge/Doctrine/Tests/PropertyInfo/Fixtures/DoctrineRelation.php
index 5730cf81dd..e480ca9d77 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/PropertyInfo/Fixtures/DoctrineRelation.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/PropertyInfo/Fixtures/DoctrineRelation.php
@@ -30,7 +30,7 @@ class DoctrineRelation
     public $id;
 
     /**
-     * @Column(type="guid")
+     * @Column(type="guid", name="rguid_column")
      */
     protected $rguid;
 
diff --git a/src/Symfony/Bridge/Doctrine/Tests/Security/RememberMe/DoctrineTokenProviderTest.php b/src/Symfony/Bridge/Doctrine/Tests/Security/RememberMe/DoctrineTokenProviderTest.php
index 75faf9012a..6e406b06b7 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/Security/RememberMe/DoctrineTokenProviderTest.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/Security/RememberMe/DoctrineTokenProviderTest.php
@@ -13,13 +13,6 @@ use Symfony\Component\Security\Core\Exception\TokenNotFoundException;
  */
 class DoctrineTokenProviderTest extends TestCase
 {
-    public static function setUpBeforeClass(): void
-    {
-        if (\PHP_VERSION_ID >= 80000) {
-            self::markTestSkipped('Doctrine DBAL 2.x is incompatible with PHP 8.');
-        }
-    }
-
     public function testCreateNewToken()
     {
         $provider = $this->bootstrapProvider();
diff --git a/src/Symfony/Bridge/Doctrine/Tests/Security/User/EntityUserProviderTest.php b/src/Symfony/Bridge/Doctrine/Tests/Security/User/EntityUserProviderTest.php
index 257c6f7a93..59793406b5 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/Security/User/EntityUserProviderTest.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/Security/User/EntityUserProviderTest.php
@@ -24,13 +24,6 @@ use Symfony\Component\Security\Core\User\PasswordUpgraderInterface;
 
 class EntityUserProviderTest extends TestCase
 {
-    public static function setUpBeforeClass(): void
-    {
-        if (\PHP_VERSION_ID >= 80000) {
-            self::markTestSkipped('Doctrine DBAL 2.x is incompatible with PHP 8.');
-        }
-    }
-
     public function testRefreshUserGetsUserByPrimaryKey()
     {
         $em = DoctrineTestHelper::createTestEntityManager();
diff --git a/src/Symfony/Bridge/Doctrine/Tests/Validator/Constraints/UniqueEntityValidatorTest.php b/src/Symfony/Bridge/Doctrine/Tests/Validator/Constraints/UniqueEntityValidatorTest.php
index 985d4601bf..e9e905c89c 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/Validator/Constraints/UniqueEntityValidatorTest.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/Validator/Constraints/UniqueEntityValidatorTest.php
@@ -59,13 +59,6 @@ class UniqueEntityValidatorTest extends ConstraintValidatorTestCase
 
     protected $repositoryFactory;
 
-    public static function setUpBeforeClass(): void
-    {
-        if (\PHP_VERSION_ID >= 80000) {
-            self::markTestSkipped('Doctrine DBAL 2.x is incompatible with PHP 8.');
-        }
-    }
-
     protected function setUp(): void
     {
         $this->repositoryFactory = new TestRepositoryFactory();
diff --git a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.css.twig b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.css.twig
index 6669cd721f..d7508ec144 100644
--- a/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.css.twig
+++ b/src/Symfony/Bundle/WebProfilerBundle/Resources/views/Profiler/toolbar.css.twig
@@ -541,6 +541,6 @@ div.sf-toolbar .sf-toolbar-block a:hover {
 /***** Media query print: Do not print the Toolbar. *****/
 @media print {
     .sf-toolbar {
-        display: none;
+        display: none !important;
     }
 }
diff --git a/src/Symfony/Component/BrowserKit/Tests/AbstractBrowserTest.php b/src/Symfony/Component/BrowserKit/Tests/AbstractBrowserTest.php
index 63374c5014..4292cd553a 100644
--- a/src/Symfony/Component/BrowserKit/Tests/AbstractBrowserTest.php
+++ b/src/Symfony/Component/BrowserKit/Tests/AbstractBrowserTest.php
@@ -56,7 +56,7 @@ class AbstractBrowserTest extends TestCase
     {
         $client = $this->getBrowser();
         $client->xmlHttpRequest('GET', 'http://example.com/', [], [], [], null, true);
-        $this->assertEquals($client->getRequest()->getServer()['HTTP_X_REQUESTED_WITH'], 'XMLHttpRequest');
+        $this->assertSame('XMLHttpRequest', $client->getRequest()->getServer()['HTTP_X_REQUESTED_WITH']);
         $this->assertFalse($client->getServerParameter('HTTP_X_REQUESTED_WITH', false));
     }
 
@@ -65,9 +65,9 @@ class AbstractBrowserTest extends TestCase
         $client = $this->getBrowser();
         $client->request('GET', 'https://example.com/foo', [], [], ['HTTP_HOST' => '127.0.0.1']);
 
-        $this->assertEquals('https://example.com/foo', $client->getRequest()->getUri());
+        $this->assertSame('https://example.com/foo', $client->getRequest()->getUri());
         $headers = $client->getRequest()->getServer();
-        $this->assertEquals('127.0.0.1', $headers['HTTP_HOST']);
+        $this->assertSame('127.0.0.1', $headers['HTTP_HOST']);
     }
 
     public function testGetResponse()
@@ -76,7 +76,7 @@ class AbstractBrowserTest extends TestCase
         $client->setNextResponse(new Response('foo'));
         $client->request('GET', 'http://example.com/');
 
-        $this->assertEquals('foo', $client->getResponse()->getContent(), '->getCrawler() returns the Response of the last request');
+        $this->assertSame('foo', $client->getResponse()->getContent(), '->getCrawler() returns the Response of the last request');
         $this->assertInstanceOf('Symfony\Component\BrowserKit\Response', $client->getResponse(), '->getCrawler() returns the Response of the last request');
     }
 
@@ -104,7 +104,7 @@ class AbstractBrowserTest extends TestCase
 
         $client = $this->getBrowser();
         $client->request('POST', 'http://example.com/jsonrpc', [], [], [], $json);
-        $this->assertEquals($json, $client->getRequest()->getContent());
+        $this->assertSame($json, $client->getRequest()->getContent());
     }
 
     public function testGetCrawler()
@@ -130,12 +130,12 @@ class AbstractBrowserTest extends TestCase
         $client = $this->getBrowser();
         $client->request('GET', '/');
         $headers = $client->getRequest()->getServer();
-        $this->assertEquals('localhost', $headers['HTTP_HOST'], '->request() sets the HTTP_HOST header');
+        $this->assertSame('localhost', $headers['HTTP_HOST'], '->request() sets the HTTP_HOST header');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com');
         $headers = $client->getRequest()->getServer();
-        $this->assertEquals('www.example.com', $headers['HTTP_HOST'], '->request() sets the HTTP_HOST header');
+        $this->assertSame('www.example.com', $headers['HTTP_HOST'], '->request() sets the HTTP_HOST header');
 
         $client->request('GET', 'https://www.example.com');
         $headers = $client->getRequest()->getServer();
@@ -144,66 +144,66 @@ class AbstractBrowserTest extends TestCase
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com:8080');
         $headers = $client->getRequest()->getServer();
-        $this->assertEquals('www.example.com:8080', $headers['HTTP_HOST'], '->request() sets the HTTP_HOST header with port');
+        $this->assertSame('www.example.com:8080', $headers['HTTP_HOST'], '->request() sets the HTTP_HOST header with port');
     }
 
     public function testRequestURIConversion()
     {
         $client = $this->getBrowser();
         $client->request('GET', '/foo');
-        $this->assertEquals('http://localhost/foo', $client->getRequest()->getUri(), '->request() converts the URI to an absolute one');
+        $this->assertSame('http://localhost/foo', $client->getRequest()->getUri(), '->request() converts the URI to an absolute one');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com');
-        $this->assertEquals('http://www.example.com', $client->getRequest()->getUri(), '->request() does not change absolute URIs');
+        $this->assertSame('http://www.example.com', $client->getRequest()->getUri(), '->request() does not change absolute URIs');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com/');
         $client->request('GET', '/foo');
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com/foo');
         $client->request('GET', '#');
-        $this->assertEquals('http://www.example.com/foo#', $client->getRequest()->getUri(), '->request() uses the previous request for #');
+        $this->assertSame('http://www.example.com/foo#', $client->getRequest()->getUri(), '->request() uses the previous request for #');
         $client->request('GET', '#');
-        $this->assertEquals('http://www.example.com/foo#', $client->getRequest()->getUri(), '->request() uses the previous request for #');
+        $this->assertSame('http://www.example.com/foo#', $client->getRequest()->getUri(), '->request() uses the previous request for #');
         $client->request('GET', '#foo');
-        $this->assertEquals('http://www.example.com/foo#foo', $client->getRequest()->getUri(), '->request() uses the previous request for #');
+        $this->assertSame('http://www.example.com/foo#foo', $client->getRequest()->getUri(), '->request() uses the previous request for #');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com/foo/');
         $client->request('GET', 'bar');
-        $this->assertEquals('http://www.example.com/foo/bar', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
+        $this->assertSame('http://www.example.com/foo/bar', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com/foo/foobar');
         $client->request('GET', 'bar');
-        $this->assertEquals('http://www.example.com/foo/bar', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
+        $this->assertSame('http://www.example.com/foo/bar', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com/foo/');
         $client->request('GET', 'http');
-        $this->assertEquals('http://www.example.com/foo/http', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
+        $this->assertSame('http://www.example.com/foo/http', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com/foo');
         $client->request('GET', 'http/bar');
-        $this->assertEquals('http://www.example.com/http/bar', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
+        $this->assertSame('http://www.example.com/http/bar', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com/');
         $client->request('GET', 'http');
-        $this->assertEquals('http://www.example.com/http', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
+        $this->assertSame('http://www.example.com/http', $client->getRequest()->getUri(), '->request() uses the previous request for relative URLs');
 
         $client = $this->getBrowser();
         $client->request('GET', 'http://www.example.com/foo');
         $client->request('GET', '?');
-        $this->assertEquals('http://www.example.com/foo?', $client->getRequest()->getUri(), '->request() uses the previous request for ?');
+        $this->assertSame('http://www.example.com/foo?', $client->getRequest()->getUri(), '->request() uses the previous request for ?');
         $client->request('GET', '?');
-        $this->assertEquals('http://www.example.com/foo?', $client->getRequest()->getUri(), '->request() uses the previous request for ?');
+        $this->assertSame('http://www.example.com/foo?', $client->getRequest()->getUri(), '->request() uses the previous request for ?');
         $client->request('GET', '?foo=bar');
-        $this->assertEquals('http://www.example.com/foo?foo=bar', $client->getRequest()->getUri(), '->request() uses the previous request for ?');
+        $this->assertSame('http://www.example.com/foo?foo=bar', $client->getRequest()->getUri(), '->request() uses the previous request for ?');
     }
 
     public function testRequestReferer()
@@ -212,7 +212,7 @@ class AbstractBrowserTest extends TestCase
         $client->request('GET', 'http://www.example.com/foo/foobar');
         $client->request('GET', 'bar');
         $server = $client->getRequest()->getServer();
-        $this->assertEquals('http://www.example.com/foo/foobar', $server['HTTP_REFERER'], '->request() sets the referer');
+        $this->assertSame('http://www.example.com/foo/foobar', $server['HTTP_REFERER'], '->request() sets the referer');
     }
 
     public function testRequestRefererCanBeOverridden()
@@ -221,7 +221,7 @@ class AbstractBrowserTest extends TestCase
         $client->request('GET', 'http://www.example.com/foo/foobar');
         $client->request('GET', 'bar', [], [], ['HTTP_REFERER' => 'xyz']);
         $server = $client->getRequest()->getServer();
-        $this->assertEquals('xyz', $server['HTTP_REFERER'], '->request() allows referer to be overridden');
+        $this->assertSame('xyz', $server['HTTP_REFERER'], '->request() allows referer to be overridden');
     }
 
     public function testRequestHistory()
@@ -230,8 +230,8 @@ class AbstractBrowserTest extends TestCase
         $client->request('GET', 'http://www.example.com/foo/foobar');
         $client->request('GET', 'bar');
 
-        $this->assertEquals('http://www.example.com/foo/bar', $client->getHistory()->current()->getUri(), '->request() updates the History');
-        $this->assertEquals('http://www.example.com/foo/foobar', $client->getHistory()->back()->getUri(), '->request() updates the History');
+        $this->assertSame('http://www.example.com/foo/bar', $client->getHistory()->current()->getUri(), '->request() updates the History');
+        $this->assertSame('http://www.example.com/foo/foobar', $client->getHistory()->back()->getUri(), '->request() updates the History');
     }
 
     public function testRequestCookies()
@@ -239,10 +239,10 @@ class AbstractBrowserTest extends TestCase
         $client = $this->getBrowser();
         $client->setNextResponse(new Response('<html><a href="/foo">foo</a></html>', 200, ['Set-Cookie' => 'foo=bar']));
         $client->request('GET', 'http://www.example.com/foo/foobar');
-        $this->assertEquals(['foo' => 'bar'], $client->getCookieJar()->allValues('http://www.example.com/foo/foobar'), '->request() updates the CookieJar');
+        $this->assertSame(['foo' => 'bar'], $client->getCookieJar()->allValues('http://www.example.com/foo/foobar'), '->request() updates the CookieJar');
 
         $client->request('GET', 'bar');
-        $this->assertEquals(['foo' => 'bar'], $client->getCookieJar()->allValues('http://www.example.com/foo/foobar'), '->request() updates the CookieJar');
+        $this->assertSame(['foo' => 'bar'], $client->getCookieJar()->allValues('http://www.example.com/foo/foobar'), '->request() updates the CookieJar');
     }
 
     public function testRequestSecureCookies()
@@ -262,7 +262,7 @@ class AbstractBrowserTest extends TestCase
 
         $client->click($crawler->filter('a')->link());
 
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->click() clicks on links');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->click() clicks on links');
     }
 
     public function testClickLink()
@@ -272,7 +272,7 @@ class AbstractBrowserTest extends TestCase
         $client->request('GET', 'http://www.example.com/foo/foobar');
         $client->clickLink('foo');
 
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->click() clicks on links');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->click() clicks on links');
     }
 
     public function testClickLinkNotFound()
@@ -297,7 +297,7 @@ class AbstractBrowserTest extends TestCase
 
         $client->click($crawler->filter('input')->form());
 
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->click() Form submit forms');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->click() Form submit forms');
     }
 
     public function testSubmit()
@@ -308,7 +308,7 @@ class AbstractBrowserTest extends TestCase
 
         $client->submit($crawler->filter('input')->form());
 
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->submit() submit forms');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->submit() submit forms');
     }
 
     public function testSubmitForm()
@@ -324,11 +324,11 @@ class AbstractBrowserTest extends TestCase
             'HTTP_USER_AGENT' => 'Symfony User Agent',
         ]);
 
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->submitForm() submit forms');
-        $this->assertEquals('PUT', $client->getRequest()->getMethod(), '->submitForm() allows to change the method');
-        $this->assertEquals('new username', $client->getRequest()->getParameters()['username'], '->submitForm() allows to override the form values');
-        $this->assertEquals('new password', $client->getRequest()->getParameters()['password'], '->submitForm() allows to override the form values');
-        $this->assertEquals('Symfony User Agent', $client->getRequest()->getServer()['HTTP_USER_AGENT'], '->submitForm() allows to change the $_SERVER parameters');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->submitForm() submit forms');
+        $this->assertSame('PUT', $client->getRequest()->getMethod(), '->submitForm() allows to change the method');
+        $this->assertSame('new username', $client->getRequest()->getParameters()['username'], '->submitForm() allows to override the form values');
+        $this->assertSame('new password', $client->getRequest()->getParameters()['password'], '->submitForm() allows to override the form values');
+        $this->assertSame('Symfony User Agent', $client->getRequest()->getServer()['HTTP_USER_AGENT'], '->submitForm() allows to change the $_SERVER parameters');
     }
 
     public function testSubmitFormNotFound()
@@ -356,19 +356,19 @@ class AbstractBrowserTest extends TestCase
 
         $server = $client->getRequest()->getServer();
         $this->assertArrayHasKey('PHP_AUTH_USER', $server);
-        $this->assertEquals('foo', $server['PHP_AUTH_USER']);
+        $this->assertSame('foo', $server['PHP_AUTH_USER']);
         $this->assertArrayHasKey('PHP_AUTH_PW', $server);
-        $this->assertEquals('bar', $server['PHP_AUTH_PW']);
+        $this->assertSame('bar', $server['PHP_AUTH_PW']);
 
         $client->submit($crawler->filter('input')->form());
 
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->submit() submit forms');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->submit() submit forms');
 
         $server = $client->getRequest()->getServer();
         $this->assertArrayHasKey('PHP_AUTH_USER', $server);
-        $this->assertEquals('foo', $server['PHP_AUTH_USER']);
+        $this->assertSame('foo', $server['PHP_AUTH_USER']);
         $this->assertArrayHasKey('PHP_AUTH_PW', $server);
-        $this->assertEquals('bar', $server['PHP_AUTH_PW']);
+        $this->assertSame('bar', $server['PHP_AUTH_PW']);
     }
 
     public function testSubmitPassthrewHeaders()
@@ -382,7 +382,7 @@ class AbstractBrowserTest extends TestCase
 
         $server = $client->getRequest()->getServer();
         $this->assertArrayHasKey('Accept-Language', $server);
-        $this->assertEquals('de', $server['Accept-Language']);
+        $this->assertSame('de', $server['Accept-Language']);
     }
 
     public function testFollowRedirect()
@@ -402,19 +402,19 @@ class AbstractBrowserTest extends TestCase
         $client->request('GET', 'http://www.example.com/foo/foobar');
         $client->followRedirect();
 
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect if any');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect if any');
 
         $client = $this->getBrowser();
         $client->setNextResponse(new Response('', 302, ['Location' => 'http://www.example.com/redirected']));
         $client->request('GET', 'http://www.example.com/foo/foobar');
 
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() automatically follows redirects if followRedirects is true');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() automatically follows redirects if followRedirects is true');
 
         $client = $this->getBrowser();
         $client->setNextResponse(new Response('', 201, ['Location' => 'http://www.example.com/redirected']));
         $client->request('GET', 'http://www.example.com/foo/foobar');
 
-        $this->assertEquals('http://www.example.com/foo/foobar', $client->getRequest()->getUri(), '->followRedirect() does not follow redirect if HTTP Code is not 30x');
+        $this->assertSame('http://www.example.com/foo/foobar', $client->getRequest()->getUri(), '->followRedirect() does not follow redirect if HTTP Code is not 30x');
 
         $client = $this->getBrowser();
         $client->setNextResponse(new Response('', 201, ['Location' => 'http://www.example.com/redirected']));
@@ -434,12 +434,12 @@ class AbstractBrowserTest extends TestCase
         $client = $this->getBrowser();
         $client->setNextResponse(new Response('', 302, ['Location' => '/redirected']));
         $client->request('GET', 'http://www.example.com/foo/foobar');
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect if any');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect if any');
 
         $client = $this->getBrowser();
         $client->setNextResponse(new Response('', 302, ['Location' => '/redirected:1234']));
         $client->request('GET', 'http://www.example.com/foo/foobar');
-        $this->assertEquals('http://www.example.com/redirected:1234', $client->getRequest()->getUri(), '->followRedirect() follows relative urls');
+        $this->assertSame('http://www.example.com/redirected:1234', $client->getRequest()->getUri(), '->followRedirect() follows relative urls');
     }
 
     public function testFollowRedirectWithMaxRedirects()
@@ -448,7 +448,7 @@ class AbstractBrowserTest extends TestCase
         $client->setMaxRedirects(1);
         $client->setNextResponse(new Response('', 302, ['Location' => 'http://www.example.com/redirected']));
         $client->request('GET', 'http://www.example.com/foo/foobar');
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect if any');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect if any');
 
         $client->setNextResponse(new Response('', 302, ['Location' => 'http://www.example.com/redirected2']));
         try {
@@ -460,25 +460,25 @@ class AbstractBrowserTest extends TestCase
 
         $client->setNextResponse(new Response('', 302, ['Location' => 'http://www.example.com/redirected']));
         $client->request('GET', 'http://www.example.com/foo/foobar');
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect if any');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect if any');
 
         $client->setNextResponse(new Response('', 302, ['Location' => '/redirected']));
         $client->request('GET', 'http://www.example.com/foo/foobar');
 
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows relative URLs');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows relative URLs');
 
         $client = $this->getBrowser();
         $client->setNextResponse(new Response('', 302, ['Location' => '//www.example.org/']));
         $client->request('GET', 'https://www.example.com/');
 
-        $this->assertEquals('https://www.example.org/', $client->getRequest()->getUri(), '->followRedirect() follows protocol-relative URLs');
+        $this->assertSame('https://www.example.org/', $client->getRequest()->getUri(), '->followRedirect() follows protocol-relative URLs');
 
         $client = $this->getBrowser();
         $client->setNextResponse(new Response('', 302, ['Location' => 'http://www.example.com/redirected']));
         $client->request('POST', 'http://www.example.com/foo/foobar', ['name' => 'bar']);
 
-        $this->assertEquals('GET', $client->getRequest()->getMethod(), '->followRedirect() uses a GET for 302');
-        $this->assertEquals([], $client->getRequest()->getParameters(), '->followRedirect() does not submit parameters when changing the method');
+        $this->assertSame('GET', $client->getRequest()->getMethod(), '->followRedirect() uses a GET for 302');
+        $this->assertSame([], $client->getRequest()->getParameters(), '->followRedirect() does not submit parameters when changing the method');
     }
 
     public function testFollowRedirectWithCookies()
@@ -490,9 +490,9 @@ class AbstractBrowserTest extends TestCase
             'Set-Cookie' => 'foo=bar',
         ]));
         $client->request('GET', 'http://www.example.com/');
-        $this->assertEquals([], $client->getRequest()->getCookies());
+        $this->assertSame([], $client->getRequest()->getCookies());
         $client->followRedirect();
-        $this->assertEquals(['foo' => 'bar'], $client->getRequest()->getCookies());
+        $this->assertSame(['foo' => 'bar'], $client->getRequest()->getCookies());
     }
 
     public function testFollowRedirectWithHeaders()
@@ -551,9 +551,9 @@ class AbstractBrowserTest extends TestCase
     public function testGetMaxRedirects()
     {
         $client = $this->getBrowser();
-        $this->assertEquals(-1, $client->getMaxRedirects(), '->getMaxRedirects() returns default value');
+        $this->assertSame(-1, $client->getMaxRedirects(), '->getMaxRedirects() returns default value');
         $client->setMaxRedirects(3);
-        $this->assertEquals(3, $client->getMaxRedirects(), '->getMaxRedirects() returns assigned value');
+        $this->assertSame(3, $client->getMaxRedirects(), '->getMaxRedirects() returns assigned value');
     }
 
     public function testFollowRedirectWithPostMethod()
@@ -568,12 +568,12 @@ class AbstractBrowserTest extends TestCase
         $client->setNextResponse(new Response('', 307, ['Location' => 'http://www.example.com/redirected']));
         $client->request('POST', 'http://www.example.com/foo/foobar', $parameters, $files, $server, $content);
 
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect with POST method');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect with POST method');
         $this->assertArrayHasKey('foo', $client->getRequest()->getParameters(), '->followRedirect() keeps parameters with POST method');
         $this->assertArrayHasKey('myfile.foo', $client->getRequest()->getFiles(), '->followRedirect() keeps files with POST method');
         $this->assertArrayHasKey('X_TEST_FOO', $client->getRequest()->getServer(), '->followRedirect() keeps $_SERVER with POST method');
-        $this->assertEquals($content, $client->getRequest()->getContent(), '->followRedirect() keeps content with POST method');
-        $this->assertEquals('POST', $client->getRequest()->getMethod(), '->followRedirect() keeps request method');
+        $this->assertSame($content, $client->getRequest()->getContent(), '->followRedirect() keeps content with POST method');
+        $this->assertSame('POST', $client->getRequest()->getMethod(), '->followRedirect() keeps request method');
     }
 
     public function testFollowRedirectDropPostMethod()
@@ -589,12 +589,12 @@ class AbstractBrowserTest extends TestCase
             $client->setNextResponse(new Response('', $code, ['Location' => 'http://www.example.com/redirected']));
             $client->request('POST', 'http://www.example.com/foo/foobar', $parameters, $files, $server, $content);
 
-            $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect with POST method on response code: '.$code.'.');
+            $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->followRedirect() follows a redirect with POST method on response code: '.$code.'.');
             $this->assertEmpty($client->getRequest()->getParameters(), '->followRedirect() drops parameters with POST method on response code: '.$code.'.');
             $this->assertEmpty($client->getRequest()->getFiles(), '->followRedirect() drops files with POST method on response code: '.$code.'.');
             $this->assertArrayHasKey('X_TEST_FOO', $client->getRequest()->getServer(), '->followRedirect() keeps $_SERVER with POST method on response code: '.$code.'.');
             $this->assertEmpty($client->getRequest()->getContent(), '->followRedirect() drops content with POST method on response code: '.$code.'.');
-            $this->assertEquals('GET', $client->getRequest()->getMethod(), '->followRedirect() drops request method to GET on response code: '.$code.'.');
+            $this->assertSame('GET', $client->getRequest()->getMethod(), '->followRedirect() drops request method to GET on response code: '.$code.'.');
         }
     }
 
@@ -607,7 +607,7 @@ class AbstractBrowserTest extends TestCase
         $client->followMetaRefresh($followMetaRefresh);
         $client->setNextResponse(new Response($content));
         $client->request('GET', 'http://www.example.com/foo/foobar');
-        $this->assertEquals($expectedEndingUrl, $client->getRequest()->getUri());
+        $this->assertSame($expectedEndingUrl, $client->getRequest()->getUri());
     }
 
     public function getTestsForMetaRefresh()
@@ -644,11 +644,11 @@ class AbstractBrowserTest extends TestCase
         $client->request('GET', 'http://www.example.com/foo');
         $client->back();
 
-        $this->assertEquals('http://www.example.com/foo/foobar', $client->getRequest()->getUri(), '->back() goes back in the history');
+        $this->assertSame('http://www.example.com/foo/foobar', $client->getRequest()->getUri(), '->back() goes back in the history');
         $this->assertArrayHasKey('foo', $client->getRequest()->getParameters(), '->back() keeps parameters');
         $this->assertArrayHasKey('myfile.foo', $client->getRequest()->getFiles(), '->back() keeps files');
         $this->assertArrayHasKey('X_TEST_FOO', $client->getRequest()->getServer(), '->back() keeps $_SERVER');
-        $this->assertEquals($content, $client->getRequest()->getContent(), '->back() keeps content');
+        $this->assertSame($content, $client->getRequest()->getContent(), '->back() keeps content');
     }
 
     public function testForward()
@@ -665,11 +665,11 @@ class AbstractBrowserTest extends TestCase
         $client->back();
         $client->forward();
 
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->forward() goes forward in the history');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->forward() goes forward in the history');
         $this->assertArrayHasKey('foo', $client->getRequest()->getParameters(), '->forward() keeps parameters');
         $this->assertArrayHasKey('myfile.foo', $client->getRequest()->getFiles(), '->forward() keeps files');
         $this->assertArrayHasKey('X_TEST_FOO', $client->getRequest()->getServer(), '->forward() keeps $_SERVER');
-        $this->assertEquals($content, $client->getRequest()->getContent(), '->forward() keeps content');
+        $this->assertSame($content, $client->getRequest()->getContent(), '->forward() keeps content');
     }
 
     public function testBackAndFrowardWithRedirects()
@@ -680,15 +680,15 @@ class AbstractBrowserTest extends TestCase
         $client->setNextResponse(new Response('', 301, ['Location' => 'http://www.example.com/redirected']));
         $client->request('GET', 'http://www.example.com/bar');
 
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), 'client followed redirect');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), 'client followed redirect');
 
         $client->back();
 
-        $this->assertEquals('http://www.example.com/foo', $client->getRequest()->getUri(), '->back() goes back in the history skipping redirects');
+        $this->assertSame('http://www.example.com/foo', $client->getRequest()->getUri(), '->back() goes back in the history skipping redirects');
 
         $client->forward();
 
-        $this->assertEquals('http://www.example.com/redirected', $client->getRequest()->getUri(), '->forward() goes forward in the history skipping redirects');
+        $this->assertSame('http://www.example.com/redirected', $client->getRequest()->getUri(), '->forward() goes forward in the history skipping redirects');
     }
 
     public function testReload()
@@ -703,11 +703,11 @@ class AbstractBrowserTest extends TestCase
         $client->request('GET', 'http://www.example.com/foo/foobar', $parameters, $files, $server, $content);
         $client->reload();
 
-        $this->assertEquals('http://www.example.com/foo/foobar', $client->getRequest()->getUri(), '->reload() reloads the current page');
+        $this->assertSame('http://www.example.com/foo/foobar', $client->getRequest()->getUri(), '->reload() reloads the current page');
         $this->assertArrayHasKey('foo', $client->getRequest()->getParameters(), '->reload() keeps parameters');
         $this->assertArrayHasKey('myfile.foo', $client->getRequest()->getFiles(), '->reload() keeps files');
         $this->assertArrayHasKey('X_TEST_FOO', $client->getRequest()->getServer(), '->reload() keeps $_SERVER');
-        $this->assertEquals($content, $client->getRequest()->getContent(), '->reload() keeps content');
+        $this->assertSame($content, $client->getRequest()->getContent(), '->reload() keeps content');
     }
 
     public function testRestart()
@@ -717,7 +717,7 @@ class AbstractBrowserTest extends TestCase
         $client->restart();
 
         $this->assertTrue($client->getHistory()->isEmpty(), '->restart() clears the history');
-        $this->assertEquals([], $client->getCookieJar()->all(), '->restart() clears the cookies');
+        $this->assertSame([], $client->getCookieJar()->all(), '->restart() clears the cookies');
     }
 
     /**
@@ -730,7 +730,7 @@ class AbstractBrowserTest extends TestCase
         $client->setNextScript("new Symfony\Component\BrowserKit\Response('foobar')");
         $client->request('GET', 'http://www.example.com/foo/foobar');
 
-        $this->assertEquals('foobar', $client->getResponse()->getContent(), '->insulate() process the request in a forked process');
+        $this->assertSame('foobar', $client->getResponse()->getContent(), '->insulate() process the request in a forked process');
 
         $client->setNextScript("new Symfony\Component\BrowserKit\Response('foobar)");
 
@@ -745,31 +745,31 @@ class AbstractBrowserTest extends TestCase
     public function testGetServerParameter()
     {
         $client = $this->getBrowser();
-        $this->assertEquals('', $client->getServerParameter('HTTP_HOST'));
-        $this->assertEquals('Symfony BrowserKit', $client->getServerParameter('HTTP_USER_AGENT'));
-        $this->assertEquals('testvalue', $client->getServerParameter('testkey', 'testvalue'));
+        $this->assertSame('', $client->getServerParameter('HTTP_HOST'));
+        $this->assertSame('Symfony BrowserKit', $client->getServerParameter('HTTP_USER_AGENT'));
+        $this->assertSame('testvalue', $client->getServerParameter('testkey', 'testvalue'));
     }
 
     public function testSetServerParameter()
     {
         $client = $this->getBrowser();
 
-        $this->assertEquals('', $client->getServerParameter('HTTP_HOST'));
-        $this->assertEquals('Symfony BrowserKit', $client->getServerParameter('HTTP_USER_AGENT'));
+        $this->assertSame('', $client->getServerParameter('HTTP_HOST'));
+        $this->assertSame('Symfony BrowserKit', $client->getServerParameter('HTTP_USER_AGENT'));
 
         $client->setServerParameter('HTTP_HOST', 'testhost');
-        $this->assertEquals('testhost', $client->getServerParameter('HTTP_HOST'));
+        $this->assertSame('testhost', $client->getServerParameter('HTTP_HOST'));
 
         $client->setServerParameter('HTTP_USER_AGENT', 'testua');
-        $this->assertEquals('testua', $client->getServerParameter('HTTP_USER_AGENT'));
+        $this->assertSame('testua', $client->getServerParameter('HTTP_USER_AGENT'));
     }
 
     public function testSetServerParameterInRequest()
     {
         $client = $this->getBrowser();
 
-        $this->assertEquals('', $client->getServerParameter('HTTP_HOST'));
-        $this->assertEquals('Symfony BrowserKit', $client->getServerParameter('HTTP_USER_AGENT'));
+        $this->assertSame('', $client->getServerParameter('HTTP_HOST'));
+        $this->assertSame('Symfony BrowserKit', $client->getServerParameter('HTTP_USER_AGENT'));
 
         $client->request('GET', 'https://www.example.com/https/www.example.com', [], [], [
             'HTTP_HOST' => 'testhost',
@@ -778,21 +778,21 @@ class AbstractBrowserTest extends TestCase
             'NEW_SERVER_KEY' => 'new-server-key-value',
         ]);
 
-        $this->assertEquals('', $client->getServerParameter('HTTP_HOST'));
-        $this->assertEquals('Symfony BrowserKit', $client->getServerParameter('HTTP_USER_AGENT'));
+        $this->assertSame('', $client->getServerParameter('HTTP_HOST'));
+        $this->assertSame('Symfony BrowserKit', $client->getServerParameter('HTTP_USER_AGENT'));
 
-        $this->assertEquals('https://www.example.com/https/www.example.com', $client->getRequest()->getUri());
+        $this->assertSame('https://www.example.com/https/www.example.com', $client->getRequest()->getUri());
 
         $server = $client->getRequest()->getServer();
 
         $this->assertArrayHasKey('HTTP_USER_AGENT', $server);
-        $this->assertEquals('testua', $server['HTTP_USER_AGENT']);
+        $this->assertSame('testua', $server['HTTP_USER_AGENT']);
 
         $this->assertArrayHasKey('HTTP_HOST', $server);
-        $this->assertEquals('testhost', $server['HTTP_HOST']);
+        $this->assertSame('testhost', $server['HTTP_HOST']);
 
         $this->assertArrayHasKey('NEW_SERVER_KEY', $server);
-        $this->assertEquals('new-server-key-value', $server['NEW_SERVER_KEY']);
+        $this->assertSame('new-server-key-value', $server['NEW_SERVER_KEY']);
 
         $this->assertArrayHasKey('HTTPS', $server);
         $this->assertTrue($server['HTTPS']);
@@ -806,13 +806,13 @@ class AbstractBrowserTest extends TestCase
             'HTTP_HOST' => 'testhost',
             'HTTPS' => true,
         ]);
-        $this->assertEquals('https://testhost/', $client->getRequest()->getUri());
+        $this->assertSame('https://testhost/', $client->getRequest()->getUri());
 
         $client->request('GET', 'https://www.example.com/', [], [], [
             'HTTP_HOST' => 'testhost',
             'HTTPS' => false,
         ]);
-        $this->assertEquals('https://www.example.com/', $client->getRequest()->getUri());
+        $this->assertSame('https://www.example.com/', $client->getRequest()->getUri());
     }
 
     public function testInternalRequest()
diff --git a/src/Symfony/Component/Cache/Tests/Adapter/PdoDbalAdapterTest.php b/src/Symfony/Component/Cache/Tests/Adapter/PdoDbalAdapterTest.php
index 54ae56375c..648e4313d8 100644
--- a/src/Symfony/Component/Cache/Tests/Adapter/PdoDbalAdapterTest.php
+++ b/src/Symfony/Component/Cache/Tests/Adapter/PdoDbalAdapterTest.php
@@ -35,10 +35,6 @@ class PdoDbalAdapterTest extends AdapterTestCase
             self::markTestSkipped('Extension pdo_sqlite required.');
         }
 
-        if (\PHP_VERSION_ID >= 80000 && class_exists(Version::class)) {
-            self::markTestSkipped('Doctrine DBAL 2.x is incompatible with PHP 8.');
-        }
-
         self::$dbFile = tempnam(sys_get_temp_dir(), 'sf_sqlite_cache');
     }
 
diff --git a/src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php b/src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php
index 27b2577809..93b303ea2b 100644
--- a/src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php
+++ b/src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php
@@ -504,6 +504,9 @@ EOF;
             return;
         }
         $file = $r->getFileName();
+        if (') : eval()\'d code' === substr($file, -17)) {
+            $file = substr($file, 0, strrpos($file, '(', -17));
+        }
         if (!$file || $this->doExport($file) === $exportedFile = $this->export($file)) {
             return;
         }
diff --git a/src/Symfony/Component/Form/Resources/translations/validators.en.xlf b/src/Symfony/Component/Form/Resources/translations/validators.en.xlf
index 97ed83fd47..e556c40b64 100644
--- a/src/Symfony/Component/Form/Resources/translations/validators.en.xlf
+++ b/src/Symfony/Component/Form/Resources/translations/validators.en.xlf
@@ -114,6 +114,26 @@
                 <source>Please provide a valid phone number.</source>
                 <target>Please provide a valid phone number.</target>
             </trans-unit>
+            <trans-unit id="124">
+                <source>The checkbox has an invalid value.</source>
+                <target>The checkbox has an invalid value.</target>
+            </trans-unit>
+            <trans-unit id="125">
+                <source>Please enter a valid email address.</source>
+                <target>Please enter a valid email address.</target>
+            </trans-unit>
+            <trans-unit id="126">
+                <source>Please select a valid option.</source>
+                <target>Please select a valid option.</target>
+            </trans-unit>
+            <trans-unit id="127">
+                <source>Please select a valid range.</source>
+                <target>Please select a valid range.</target>
+            </trans-unit>
+            <trans-unit id="128">
+                <source>Please enter a valid week.</source>
+                <target>Please enter a valid week.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>
diff --git a/src/Symfony/Component/Form/Resources/translations/validators.nl.xlf b/src/Symfony/Component/Form/Resources/translations/validators.nl.xlf
index 3d737d79c1..7aa56ebf1b 100644
--- a/src/Symfony/Component/Form/Resources/translations/validators.nl.xlf
+++ b/src/Symfony/Component/Form/Resources/translations/validators.nl.xlf
@@ -14,6 +14,126 @@
                 <source>The CSRF token is invalid. Please try to resubmit the form.</source>
                 <target>De CSRF-token is ongeldig. Probeer het formulier opnieuw te versturen.</target>
             </trans-unit>
+            <trans-unit id="99">
+                <source>This value is not a valid HTML5 color.</source>
+                <target>Dit is geen geldige HTML5 kleur.</target>
+            </trans-unit>
+            <trans-unit id="100">
+                <source>Please enter a valid birthdate.</source>
+                <target>Vul een geldige geboortedatum in.</target>
+            </trans-unit>
+            <trans-unit id="101">
+                <source>The selected choice is invalid.</source>
+                <target>Deze keuze is ongeldig.</target>
+            </trans-unit>
+            <trans-unit id="102">
+                <source>The collection is invalid.</source>
+                <target>Deze collectie is ongeldig.</target>
+            </trans-unit>
+            <trans-unit id="103">
+                <source>Please select a valid color.</source>
+                <target>Kies een geldige kleur.</target>
+            </trans-unit>
+            <trans-unit id="104">
+                <source>Please select a valid country.</source>
+                <target>Kies een geldige landnaam.</target>
+            </trans-unit>
+            <trans-unit id="105">
+                <source>Please select a valid currency.</source>
+                <target>Kies een geldige valuta.</target>
+            </trans-unit>
+            <trans-unit id="106">
+                <source>Please choose a valid date interval.</source>
+                <target>Kies een geldig tijdinterval.</target>
+            </trans-unit>
+            <trans-unit id="107">
+                <source>Please enter a valid date and time.</source>
+                <target>Vul een geldige datum en tijd in.</target>
+            </trans-unit>
+            <trans-unit id="108">
+                <source>Please enter a valid date.</source>
+                <target>Vul een geldige datum in.</target>
+            </trans-unit>
+            <trans-unit id="109">
+                <source>Please select a valid file.</source>
+                <target>Kies een geldig bestand.</target>
+            </trans-unit>
+            <trans-unit id="110">
+                <source>The hidden field is invalid.</source>
+                <target>Het verborgen veld is incorrect.</target>
+            </trans-unit>
+            <trans-unit id="111">
+                <source>Please enter an integer.</source>
+                <target>Vul een geldig getal in.</target>
+            </trans-unit>
+            <trans-unit id="112">
+                <source>Please select a valid language.</source>
+                <target>Kies een geldige taal.</target>
+            </trans-unit>
+            <trans-unit id="113">
+                <source>Please select a valid locale.</source>
+                <target>Kies een geldige locale.</target>
+            </trans-unit>
+            <trans-unit id="114">
+                <source>Please enter a valid money amount.</source>
+                <target>Vul een geldig bedrag in.</target>
+            </trans-unit>
+            <trans-unit id="115">
+                <source>Please enter a number.</source>
+                <target>Vul een geldig getal in.</target>
+            </trans-unit>
+            <trans-unit id="116">
+                <source>The password is invalid.</source>
+                <target>Het wachtwoord is incorrect.</target>
+            </trans-unit>
+            <trans-unit id="117">
+                <source>Please enter a percentage value.</source>
+                <target>Vul een geldig percentage in.</target>
+            </trans-unit>
+            <trans-unit id="118">
+                <source>The values do not match.</source>
+                <target>De waardes komen niet overeen.</target>
+            </trans-unit>
+            <trans-unit id="119">
+                <source>Please enter a valid time.</source>
+                <target>Vul een geldige tijd in.</target>
+            </trans-unit>
+            <trans-unit id="120">
+                <source>Please select a valid timezone.</source>
+                <target>Vul een geldige tijdzone in.</target>
+            </trans-unit>
+            <trans-unit id="121">
+                <source>Please enter a valid URL.</source>
+                <target>Vul een geldige URL in.</target>
+            </trans-unit>
+            <trans-unit id="122">
+                <source>Please enter a valid search term.</source>
+                <target>Vul een geldige zoekterm in.</target>
+            </trans-unit>
+            <trans-unit id="123">
+                <source>Please provide a valid phone number.</source>
+                <target>Vul een geldig telefoonnummer in.</target>
+            </trans-unit>
+            <trans-unit id="124">
+                <source>The checkbox has an invalid value.</source>
+                <target>De checkbox heeft een incorrecte waarde.</target>
+            </trans-unit>
+            <trans-unit id="125">
+                <source>Please enter a valid email address.</source>
+                <target>Vul een geldig e-mailadres in.</target>
+            </trans-unit>
+            <trans-unit id="126">
+                <source>Please select a valid option.</source>
+                <target>Kies een geldige optie.</target>
+            </trans-unit>
+            <trans-unit id="127">
+                <source>Please select a valid range.</source>
+                <target>Kies een geldig bereik.</target>
+            </trans-unit>
+            <trans-unit id="128">
+                <source>Please enter a valid week.</source>
+                <target>Vul een geldige week in.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>
diff --git a/src/Symfony/Component/HttpFoundation/BinaryFileResponse.php b/src/Symfony/Component/HttpFoundation/BinaryFileResponse.php
index 30eff944d7..74bad652bb 100644
--- a/src/Symfony/Component/HttpFoundation/BinaryFileResponse.php
+++ b/src/Symfony/Component/HttpFoundation/BinaryFileResponse.php
@@ -231,33 +231,36 @@ class BinaryFileResponse extends Response
                 $this->headers->set($type, $path);
                 $this->maxlen = 0;
             }
-        } elseif ($request->headers->has('Range')) {
+        } elseif ($request->headers->has('Range') && $request->isMethod('GET')) {
             // Process the range headers.
             if (!$request->headers->has('If-Range') || $this->hasValidIfRangeHeader($request->headers->get('If-Range'))) {
                 $range = $request->headers->get('Range');
 
-                list($start, $end) = explode('-', substr($range, 6), 2) + [0];
+                if (0 === strpos($range, 'bytes=')) {
+                    list($start, $end) = explode('-', substr($range, 6), 2) + [0];
 
-                $end = ('' === $end) ? $fileSize - 1 : (int) $end;
+                    $end = ('' === $end) ? $fileSize - 1 : (int) $end;
 
-                if ('' === $start) {
-                    $start = $fileSize - $end;
-                    $end = $fileSize - 1;
-                } else {
-                    $start = (int) $start;
-                }
+                    if ('' === $start) {
+                        $start = $fileSize - $end;
+                        $end = $fileSize - 1;
+                    } else {
+                        $start = (int) $start;
+                    }
 
-                if ($start <= $end) {
-                    if ($start < 0 || $end > $fileSize - 1) {
-                        $this->setStatusCode(416);
-                        $this->headers->set('Content-Range', sprintf('bytes */%s', $fileSize));
-                    } elseif (0 !== $start || $end !== $fileSize - 1) {
-                        $this->maxlen = $end < $fileSize ? $end - $start + 1 : -1;
-                        $this->offset = $start;
+                    if ($start <= $end) {
+                        $end = min($end, $fileSize - 1);
+                        if ($start < 0 || $start > $end) {
+                            $this->setStatusCode(416);
+                            $this->headers->set('Content-Range', sprintf('bytes */%s', $fileSize));
+                        } elseif ($end - $start < $fileSize - 1) {
+                            $this->maxlen = $end < $fileSize ? $end - $start + 1 : -1;
+                            $this->offset = $start;
 
-                        $this->setStatusCode(206);
-                        $this->headers->set('Content-Range', sprintf('bytes %s-%s/%s', $start, $end, $fileSize));
-                        $this->headers->set('Content-Length', $end - $start + 1);
+                            $this->setStatusCode(206);
+                            $this->headers->set('Content-Range', sprintf('bytes %s-%s/%s', $start, $end, $fileSize));
+                            $this->headers->set('Content-Length', $end - $start + 1);
+                        }
                     }
                 }
             }
diff --git a/src/Symfony/Component/HttpFoundation/Tests/BinaryFileResponseTest.php b/src/Symfony/Component/HttpFoundation/Tests/BinaryFileResponseTest.php
index 4f4a5606fd..2efbc2b8ae 100644
--- a/src/Symfony/Component/HttpFoundation/Tests/BinaryFileResponseTest.php
+++ b/src/Symfony/Component/HttpFoundation/Tests/BinaryFileResponseTest.php
@@ -149,6 +149,7 @@ class BinaryFileResponseTest extends ResponseTestCase
             ['bytes=30-', 30, 5, 'bytes 30-34/35'],
             ['bytes=30-30', 30, 1, 'bytes 30-30/35'],
             ['bytes=30-34', 30, 5, 'bytes 30-34/35'],
+            ['bytes=30-40', 30, 5, 'bytes 30-34/35'],
         ];
     }
 
@@ -203,9 +204,31 @@ class BinaryFileResponseTest extends ResponseTestCase
             // Syntactical invalid range-request should also return the full resource
             ['bytes=20-10'],
             ['bytes=50-40'],
+            // range units other than bytes must be ignored
+            ['unknown=10-20'],
         ];
     }
 
+    public function testRangeOnPostMethod()
+    {
+        $request = Request::create('/', 'POST');
+        $request->headers->set('Range', 'bytes=10-20');
+        $response = BinaryFileResponse::create(__DIR__.'/File/Fixtures/test.gif', 200, ['Content-Type' => 'application/octet-stream']);
+
+        $file = fopen(__DIR__.'/File/Fixtures/test.gif', 'r');
+        $data = fread($file, 35);
+        fclose($file);
+
+        $this->expectOutputString($data);
+        $response = clone $response;
+        $response->prepare($request);
+        $response->sendContent();
+
+        $this->assertSame(200, $response->getStatusCode());
+        $this->assertSame('35', $response->headers->get('Content-Length'));
+        $this->assertNull($response->headers->get('Content-Range'));
+    }
+
     public function testUnpreparedResponseSendsFullFile()
     {
         $response = BinaryFileResponse::create(__DIR__.'/File/Fixtures/test.gif', 200);
@@ -242,7 +265,7 @@ class BinaryFileResponseTest extends ResponseTestCase
     {
         return [
             ['bytes=-40'],
-            ['bytes=30-40'],
+            ['bytes=40-50'],
         ];
     }
 
diff --git a/src/Symfony/Component/PropertyAccess/PropertyAccessor.php b/src/Symfony/Component/PropertyAccess/PropertyAccessor.php
index 44bf21d741..835793ccbe 100644
--- a/src/Symfony/Component/PropertyAccess/PropertyAccessor.php
+++ b/src/Symfony/Component/PropertyAccess/PropertyAccessor.php
@@ -122,7 +122,7 @@ class PropertyAccessor implements PropertyAccessorInterface
 
                 return;
             } catch (\TypeError $e) {
-                self::throwInvalidArgumentException($e->getMessage(), $e->getTrace(), 0, $propertyPath);
+                self::throwInvalidArgumentException($e->getMessage(), $e->getTrace(), 0, $propertyPath, $e);
                 // It wasn't thrown in this class so rethrow it
                 throw $e;
             }