php · DanielEScherzer · Aug 11, 2026 · Aug 11, 2026 · Aug 11, 2026
diff --git a/UPGRADING b/UPGRADING
@@ -476,6 +476,17 @@ PHP 8.6 UPGRADE NOTES
   . The mysqli_get_charset() function is now deprecated.
     RFC: https://wiki.php.net/rfc/deprecations_php_8_6#deprecate_mysqli_get_charset
 
+- Reflection:
+  . Calling ReflectionProperty::setValue() with an object that is not an
+    instance of the class on which the property was declared is now deprecated.
+    RFC: https://wiki.php.net/rfc/deprecations_php_8_6#deprecate_reflectionpropertysetvalue_and_reflectionpropertysetrawvalue_with_wrong_types
+  . Calling ReflectionProperty::setRawValue() with an object that is not an
+    instance of the class on which the property was declared is now deprecated.
+    RFC: https://wiki.php.net/rfc/deprecations_php_8_6#deprecate_reflectionpropertysetvalue_and_reflectionpropertysetrawvalue_with_wrong_types
+  . Calling ReflectionMethod::invoke() or ReflectionMethod::invokeArgs() with
+    an object and a static method is now deprecated.
+    RFC: https://wiki.php.net/rfc/deprecations_php_8_6#deprecate_reflectionmethodinvoke_and_reflectionmethodinvokeargs_with_objects_for_static_methods
+
 - SPL:
   . The spl_classes() function is now deprecated, use
     ReflectionExtension::getClassNames() instead.

@@ -3375,7 +3375,21 @@ static void reflection_method_invoke(INTERNAL_FUNCTION_PARAMETERS, bool variadic
 	 * Else, we verify that the given object is an instance of the class.
 	 */
 	if (mptr->common.fn_flags & ZEND_ACC_STATIC) {
-		object = NULL;
+		if (object) {
+			zend_string *method_name = get_active_function_or_method_name();
+			zend_error(
+				E_DEPRECATED,
+				"Calling %pS() for static method %pS::%pS() does not need an object parameter",
+				method_name,
+				mptr->common.scope->name,
+				mptr->common.function_name
+			);
+			zend_string_release(method_name);
+			if (UNEXPECTED(EG(exception))) {
+				RETURN_THROWS();
+			}
+			object = NULL;
+		} 
 		obj_ce = mptr->common.scope;
 	} else {
 		if (!object) {
@@ -5919,6 +5933,15 @@ ZEND_METHOD(ReflectionProperty, setValue)
 			Z_PARAM_ZVAL(value)
 		ZEND_PARSE_PARAMETERS_END();
 
+		if (!instanceof_function(object->ce, intern->ce)) {
+			zend_string *method_name = get_active_function_or_method_name();
+			zend_error(E_DEPRECATED, "Calling %pS() with a given object that is not an instance of the class this property was declared in is deprecated", method_name);
+			zend_string_release(method_name);
+			if (UNEXPECTED(EG(exception))) {
+				RETURN_THROWS();
+			}
+		}
+
 		const zend_class_entry *old_scope = EG(fake_scope);
 		EG(fake_scope) = intern->ce;
 		object->handlers->write_property(object, ref->unmangled_name, value, ref->cache_slot);
@@ -6046,6 +6069,15 @@ ZEND_METHOD(ReflectionProperty, setRawValue)
 		Z_PARAM_ZVAL(value)
 	} ZEND_PARSE_PARAMETERS_END();
 
+	if (!instanceof_function(Z_OBJCE_P(object), intern->ce)) {
+		zend_string *method_name = get_active_function_or_method_name();
+		zend_error(E_DEPRECATED, "Calling %pS() with a given object that is not an instance of the class this property was declared in is deprecated", method_name);
+		zend_string_release(method_name);
+		if (UNEXPECTED(EG(exception))) {
+			RETURN_THROWS();
+		}
+	}
+
 	zend_reflection_property_set_raw_value(ref->prop, ref->unmangled_name,
 			ref->cache_slot, intern->ce, Z_OBJ_P(object), value);
 }

@@ -65,7 +65,7 @@ try {
 }
 
 ?>
---EXPECT--
+--EXPECTF--
 Non-instance:
 string(72) "Given object is not an instance of the class this method was declared in"
 
@@ -75,6 +75,8 @@ Exception: Using $this when not in object context
 NULL
 
 Private method:
+
+Deprecated: Calling ReflectionMethod::invokeArgs() for static method TestClass::privateMethod() does not need an object parameter in %s on line %d
 Called privateMethod()
 NULL
 

@@ -104,6 +104,8 @@ NULL
 Static method:
 ReflectionMethod::invoke() expects at least 1 argument, 0 given
 ReflectionMethod::invoke(): Argument #1 ($object) must be of type ?object, true given
+
+Deprecated: Calling ReflectionMethod::invoke() for static method TestClass::staticMethod() does not need an object parameter in %s on line %d
 Called staticMethod()
 Exception: Using $this when not in object context
 NULL

@@ -53,14 +53,16 @@ try {
 }
 
 ?>
---EXPECT--
+--EXPECTF--
 invoke() on a non-object:
 string(85) "ReflectionMethod::invoke(): Argument #1 ($object) must be of type ?object, true given"
 
 invoke() on a non-instance:
 string(72) "Given object is not an instance of the class this method was declared in"
 
 Private method:
+
+Deprecated: Calling ReflectionMethod::invoke() for static method TestClass::privateMethod() does not need an object parameter in %s on line %d
 Called privateMethod()
 NULL
 

@@ -0,0 +1,50 @@
+--TEST--
+Test ReflectionProperty::setRawValue() error cases.
+--FILE--
+<?php
+
+class Example {
+    public mixed $nonHooked;
+
+    public mixed $hooked {
+        set(mixed $value) {
+            throw new Exception("hook should not be called");
+            $this->hooked = "Not virtual";
+        }
+    }
+}
+
+#[AllowDynamicProperties]
+class AnotherClass {
+}
+
+$hookedProp = new ReflectionProperty(Example::class, 'hooked');
+$nonHookedProp = new ReflectionProperty(Example::class, 'nonHooked');
+
+$instance = new Example();
+$hookedProp->setRawValue($instance, "value1");
+$nonHookedProp->setRawValue($instance, "value2");
+var_dump($instance);
+
+$other = new AnotherClass();
+$hookedProp->setRawValue($other, "value1");
+$nonHookedProp->setRawValue($other, "value2");
+var_dump($other);
+?>
+--EXPECTF--
+object(Example)#%d (2) {
+  ["nonHooked"]=>
+  string(6) "value2"
+  ["hooked"]=>
+  string(6) "value1"
+}
+
+Deprecated: Calling ReflectionProperty::setRawValue() with a given object that is not an instance of the class this property was declared in is deprecated in %s on line %d
+
+Deprecated: Calling ReflectionProperty::setRawValue() with a given object that is not an instance of the class this property was declared in is deprecated in %s on line %d
+object(AnotherClass)#%d (2) {
+  ["hooked"]=>
+  string(6) "value1"
+  ["nonHooked"]=>
+  string(6) "value2"
+}
@@ -30,11 +30,13 @@ $propInfo = new ReflectionProperty('TestClass', 'pub2');
 var_dump($propInfo->setValue($instanceWithNoProperties, "NewValue"));
 var_dump($instanceWithNoProperties->pub2);
 ?>
---EXPECT--
+--EXPECTF--
 Protected property:
 string(8) "NewValue"
 
 
 Instance without property:
+
+Deprecated: Calling ReflectionProperty::setValue() with a given object that is not an instance of the class this property was declared in is deprecated in %s on line %d
 NULL
 string(8) "NewValue"