enflow
diff --git a/‎src/Symfony/Component/Serializer/Normalizer/AbstractObjectNormalizer.php
Lines changed: 1 addition & 0 deletions b/‎src/Symfony/Component/Serializer/Normalizer/AbstractObjectNormalizer.php
Lines changed: 1 addition & 0 deletions
diff --git a/‎src/Symfony/Component/Serializer/Tests/Normalizer/AbstractObjectNormalizerTest.php
Lines changed: 20 additions & 0 deletions b/‎src/Symfony/Component/Serializer/Tests/Normalizer/AbstractObjectNormalizerTest.php
Lines changed: 20 additions & 0 deletions
@@ -400,6 +400,7 @@ protected function createChildContext(array $parentContext, $attribute/*, string
      */
     private function getCacheKey($format, array $context)
     {
+        unset($context[self::OBJECT_TO_POPULATE]);
         unset($context['cache_key']); // avoid artificially different keys
         try {
             return md5($format.serialize([
 
@@ -163,6 +163,14 @@ public function testDenormalizeStringCollectionDecodedFromXmlWithTwoChildren()
         $this->assertEquals('bar', $stringCollection->children[1]);
     }
 
+    public function testDenormalizeNotSerializableObjectToPopulate()
+    {
+        $normalizer = new AbstractObjectNormalizerDummy();
+        $normalizedData = $normalizer->denormalize(['foo' => 'foo'], Dummy::class, null, [AbstractObjectNormalizer::OBJECT_TO_POPULATE => new NotSerializable()]);
+
+        $this->assertSame('foo', $normalizedData->foo);
+    }
+
     private function getDenormalizerForStringCollection()
     {
         $extractor = $this->getMockBuilder(PhpDocExtractor::class)->getMock();
@@ -379,3 +387,15 @@ public function setSerializer(SerializerInterface $serializer)
         $this->serializer = $serializer;
     }
 }
+
+class NotSerializable
+{
+    public function __sleep()
+    {
+        if (class_exists(\Error::class)) {
+            throw new \Error('not serializable');
+        }
+
+        throw new \Exception('not serializable');
+    }
+}
Original file line number	Diff line number	Diff line change
`@@ -400,6 +400,7 @@ protected function createChildContext(array $parentContext, $attribute/*, string`
`400`	`400`	`*/`
`401`	`401`	`private function getCacheKey($format, array $context)`
`402`	`402`	`{`
	`403`	`+ unset($context[self::OBJECT_TO_POPULATE]);`
`403`	`404`	`unset($context['cache_key']); // avoid artificially different keys`
`404`	`405`	`try {`
`405`	`406`	`return md5($format.serialize([`