1--TEST-- 2SCCP 008: Conditional Constant Propagation of non-escaping array elements 3--INI-- 4opcache.enable=1 5opcache.enable_cli=1 6opcache.optimization_level=-1 7opcache.opt_debug_level=0x20000 8opcache.preload= 9--EXTENSIONS-- 10opcache 11--FILE-- 12<?php 13function foo(int $x) { 14 if ($x) { 15 $a = [0,1]; 16 } else { 17 $a = [0,2]; 18 } 19 echo $a[1]; 20} 21?> 22--EXPECTF-- 23$_main: 24 ; (lines=1, args=0, vars=0, tmps=0) 25 ; (after optimizer) 26 ; %ssccp_008.php:1-11 270000 RETURN int(1) 28 29foo: 30 ; (lines=8, args=1, vars=2, tmps=1) 31 ; (after optimizer) 32 ; %ssccp_008.php:2-9 330000 CV0($x) = RECV 1 340001 JMPZ CV0($x) 0004 350002 CV1($a) = QM_ASSIGN array(...) 360003 JMP 0005 370004 CV1($a) = QM_ASSIGN array(...) 380005 T2 = FETCH_DIM_R CV1($a) int(1) 390006 ECHO T2 400007 RETURN null 41
