Fixed bug #78514

The property class may have already been translated as part of
some other class. Only translate if xlat returns non-null.

Author: nikic

NEWS

@@ -7,6 +7,8 @@ PHP                                                                        NEWS
 
 - Opcache:
   . Add opcache.preload_user INI directive. (Dmitry)
+  . Fixed bug #78514 (Preloading segfaults with inherited typed property).
+    (Nikita)
 
 - PCRE:
   . Fixed bug #78349 (Bundled pcre2 library missing LICENCE file). (Peter Kokot)

ext/opcache/tests/preload.inc

@@ -43,6 +43,8 @@ class Z {
     public a $bar;
 }
 
+class Z2 extends Z {}
+
 function get_anon() {
     return new class {};
 }

ext/opcache/zend_persist.c

@@ -931,8 +931,9 @@ static void zend_update_parent_ce(zend_class_entry *ce)
 				zend_class_entry *ce = ZEND_TYPE_CE(prop->type);
 				if (ce->type == ZEND_USER_CLASS) {
 					ce = zend_shared_alloc_get_xlat_entry(ce);
-					ZEND_ASSERT(ce);
-					prop->type = ZEND_TYPE_ENCODE_CE(ce, ZEND_TYPE_ALLOW_NULL(prop->type));
+					if (ce) {
+						prop->type = ZEND_TYPE_ENCODE_CE(ce, ZEND_TYPE_ALLOW_NULL(prop->type));
+					}
 				}
 			}
 		} ZEND_HASH_FOREACH_END();