symfony
diff --git a/‎src/Symfony/Component/Debug/Tests/Exception/FlattenExceptionTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Debug/Tests/Exception/FlattenExceptionTest.php
+12Lines changed: 12 additions & 0 deletions b/‎src/Symfony/Component/Debug/Tests/Exception/FlattenExceptionTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Debug/Tests/Exception/FlattenExceptionTest.php
+12Lines changed: 12 additions & 0 deletions
diff --git a/‎src/Symfony/Component/Debug/Tests/FatalErrorHandler/ClassNotFoundFatalErrorHandlerTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Debug/Tests/FatalErrorHandler/ClassNotFoundFatalErrorHandlerTest.php
+4Lines changed: 4 additions & 0 deletions b/‎src/Symfony/Component/Debug/Tests/FatalErrorHandler/ClassNotFoundFatalErrorHandlerTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Debug/Tests/FatalErrorHandler/ClassNotFoundFatalErrorHandlerTest.php
+4Lines changed: 4 additions & 0 deletions
@@ -199,6 +199,10 @@ public function flattenDataProvider()
 
     public function testArguments()
     {
+        if (\PHP_VERSION_ID >= 70400) {
+            $this->markTestSkipped('PHP 7.4 removes arguments from exception traces.');
+        }
+
         $dh = opendir(__DIR__);
         $fh = tmpfile();
 
@@ -261,6 +265,10 @@ function () {},
 
     public function testRecursionInArguments()
     {
+        if (\PHP_VERSION_ID >= 70400) {
+            $this->markTestSkipped('PHP 7.4 removes arguments from exception traces.');
+        }
+
         $a = null;
         $a = ['foo', [2, &$a]];
         $exception = $this->createException($a);
@@ -272,6 +280,10 @@ public function testRecursionInArguments()
 
     public function testTooBigArray()
     {
+        if (\PHP_VERSION_ID >= 70400) {
+            $this->markTestSkipped('PHP 7.4 removes arguments from exception traces.');
+        }
+
         $a = [];
         for ($i = 0; $i < 20; ++$i) {
             for ($j = 0; $j < 50; ++$j) {
 
@@ -29,6 +29,10 @@ public static function setUpBeforeClass()
             // get class loaders wrapped by DebugClassLoader
             if ($function[0] instanceof DebugClassLoader) {
                 $function = $function[0]->getClassLoader();
+
+                if (!\is_array($function)) {
+                    continue;
+                }
             }
 
             if ($function[0] instanceof ComposerClassLoader) {