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 8--SKIPIF-- 9<?php require_once('skipif.inc'); ?> 10--FILE-- 11<?php 12function foo(int $x) { 13 if ($x) { 14 $a = [0,1]; 15 } else { 16 $a = [0,2]; 17 } 18 echo $a[1]; 19} 20?> 21--EXPECTF-- 22$_main: ; (lines=1, args=0, vars=0, tmps=0) 23 ; (after optimizer) 24 ; %ssccp_008.php:1-11 25L0 (11): RETURN int(1) 26 27foo: ; (lines=8, args=1, vars=2, tmps=1) 28 ; (after optimizer) 29 ; %ssccp_008.php:2-9 30L0 (2): CV0($x) = RECV 1 31L1 (3): JMPZ CV0($x) L4 32L2 (4): CV1($a) = QM_ASSIGN array(...) 33L3 (4): JMP L5 34L4 (6): CV1($a) = QM_ASSIGN array(...) 35L5 (8): T2 = FETCH_DIM_R CV1($a) int(1) 36L6 (8): ECHO T2 37L7 (9): RETURN null 38