Merge branch 'PHP-8.0'

* PHP-8.0:
  pg_connect() may return rcn

Author: nikic

Zend/Optimizer/zend_func_info.c

@@ -684,7 +684,7 @@ static const func_info_t func_infos[] = {
 	F1("session_encode",						MAY_BE_FALSE | MAY_BE_STRING),
 
 	/* ext/pgsql */
-	F1("pg_connect",							MAY_BE_FALSE | MAY_BE_RESOURCE),
+	FN("pg_connect",							MAY_BE_FALSE | MAY_BE_RESOURCE),
 	FN("pg_pconnect",							MAY_BE_FALSE | MAY_BE_RESOURCE),
 	F1("pg_dbname",								MAY_BE_STRING),
 	F1("pg_options",							MAY_BE_STRING),