1--TEST-- 2SCCP 016: Used constant instructions should be replaced with QM_ASSIGN 3--INI-- 4opcache.enable=1 5opcache.enable_cli=1 6opcache.optimization_level=-1 7opcache.opt_debug_level=0x20000 8opcache.preload= 9--SKIPIF-- 10<?php require_once('skipif.inc'); ?> 11--FILE-- 12<?php 13return isset($undef) || php_sapi_name() == php_sapi_name(); 14?> 15--EXPECTF-- 16$_main: ; (lines=4, args=0, vars=1, tmps=1) 17 ; (after optimizer) 18 ; %ssccp_016.php:1-4 19L0 (2): T1 = ISSET_ISEMPTY_CV (isset) CV0($undef) 20L1 (2): T1 = JMPNZ_EX T1 L3 21L2 (2): T1 = QM_ASSIGN bool(true) 22L3 (2): RETURN T1 23