diff --git a/Zend/zend_execute.c b/Zend/zend_execute.c
index 870b7a2777d..275a3be3090 100644
--- a/Zend/zend_execute.c
+++ b/Zend/zend_execute.c
@@ -3571,6 +3571,13 @@ ZEND_API zend_function * ZEND_FASTCALL zend_fetch_function_str(const char *name,
 	return NULL;
 } /* }}} */
 
+ZEND_API void ZEND_FASTCALL zend_init_func_run_time_cache(zend_op_array *op_array) /* {{{ */
+{
+	if (!RUN_TIME_CACHE(op_array)) {
+		init_func_run_time_cache_i(op_array);
+	}
+} /* }}} */
+
 static zend_always_inline void i_init_code_execute_data(zend_execute_data *execute_data, zend_op_array *op_array, zval *return_value) /* {{{ */
 {
 	ZEND_ASSERT(EX(func) == (zend_function*)op_array);
diff --git a/Zend/zend_execute.h b/Zend/zend_execute.h
index 8636399d3bc..70f91ad66fe 100644
--- a/Zend/zend_execute.h
+++ b/Zend/zend_execute.h
@@ -312,6 +312,7 @@ ZEND_API zend_class_entry *zend_fetch_class_by_name(zend_string *class_name, zen
 
 ZEND_API zend_function * ZEND_FASTCALL zend_fetch_function(zend_string *name);
 ZEND_API zend_function * ZEND_FASTCALL zend_fetch_function_str(const char *name, size_t len);
+ZEND_API void ZEND_FASTCALL zend_init_func_run_time_cache(zend_op_array *op_array);
 
 ZEND_API void zend_fetch_dimension_const(zval *result, zval *container, zval *dim, int type);