diff --git a/src/Symfony/Component/Config/Resource/ClassExistenceResource.php b/src/Symfony/Component/Config/Resource/ClassExistenceResource.php
index 77cd8e51aa..144e1842f9 100644
--- a/src/Symfony/Component/Config/Resource/ClassExistenceResource.php
+++ b/src/Symfony/Component/Config/Resource/ClassExistenceResource.php
@@ -94,6 +94,8 @@ class ClassExistenceResource implements SelfCheckingResourceInterface
                 }
             } catch (\Throwable $e) {
                 $exists[1] = $e->getMessage();
+
+                throw $e;
             } finally {
                 self::$autoloadedClass = $autoloadedClass;
                 if (!--self::$autoloadLevel) {
diff --git a/src/Symfony/Component/Config/Tests/Fixtures/ParseError.php b/src/Symfony/Component/Config/Tests/Fixtures/ParseError.php
new file mode 100644
index 0000000000..6bb2213824
--- /dev/null
+++ b/src/Symfony/Component/Config/Tests/Fixtures/ParseError.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Symfony\Component\Config\Tests\Fixtures;
+
+class ParseError
+{
+// missing closing bracket
diff --git a/src/Symfony/Component/Config/Tests/Resource/ClassExistenceResourceTest.php b/src/Symfony/Component/Config/Tests/Resource/ClassExistenceResourceTest.php
index 07ed296dd6..99098066de 100644
--- a/src/Symfony/Component/Config/Tests/Resource/ClassExistenceResourceTest.php
+++ b/src/Symfony/Component/Config/Tests/Resource/ClassExistenceResourceTest.php
@@ -15,6 +15,7 @@ use PHPUnit\Framework\TestCase;
 use Symfony\Component\Config\Resource\ClassExistenceResource;
 use Symfony\Component\Config\Tests\Fixtures\BadFileName;
 use Symfony\Component\Config\Tests\Fixtures\BadParent;
+use Symfony\Component\Config\Tests\Fixtures\ParseError;
 use Symfony\Component\Config\Tests\Fixtures\Resource\ConditionalClass;
 
 class ClassExistenceResourceTest extends TestCase
@@ -115,4 +116,12 @@ EOF
 
         $this->assertFalse($res->isFresh(0));
     }
+
+    public function testParseError()
+    {
+        $this->expectException('ParseError');
+
+        $res = new ClassExistenceResource(ParseError::class, false);
+        $res->isFresh(0);
+    }
 }
diff --git a/src/Symfony/Component/HttpFoundation/Tests/ResponseFunctionalTest.php b/src/Symfony/Component/HttpFoundation/Tests/ResponseFunctionalTest.php
index 21a66bbf86..849a1395d3 100644
--- a/src/Symfony/Component/HttpFoundation/Tests/ResponseFunctionalTest.php
+++ b/src/Symfony/Component/HttpFoundation/Tests/ResponseFunctionalTest.php
@@ -13,9 +13,6 @@ namespace Symfony\Component\HttpFoundation\Tests;
 
 use PHPUnit\Framework\TestCase;
 
-/**
- * @requires PHP 7.0
- */
 class ResponseFunctionalTest extends TestCase
 {
     private static $server;
diff --git a/src/Symfony/Component/Routing/Tests/Loader/AnnotationFileLoaderTest.php b/src/Symfony/Component/Routing/Tests/Loader/AnnotationFileLoaderTest.php
index d0b670c3e2..47f7921737 100644
--- a/src/Symfony/Component/Routing/Tests/Loader/AnnotationFileLoaderTest.php
+++ b/src/Symfony/Component/Routing/Tests/Loader/AnnotationFileLoaderTest.php
@@ -59,9 +59,6 @@ class AnnotationFileLoaderTest extends AbstractAnnotationLoaderTest
         $this->loader->load(__DIR__.'/../Fixtures/OtherAnnotatedClasses/VariadicClass.php');
     }
 
-    /**
-     * @requires PHP 7.0
-     */
     public function testLoadAnonymousClass()
     {
         $this->reader->expects($this->never())->method('getClassAnnotation');