csu3_am335x/EVSE/GPL/php-8.1.12/ext/opcache/tests/opt/dce_003.phpt

--TEST--
DCE 003: Assignment elimination (without FREE)
--INI--
opcache.enable=1
opcache.enable_cli=1
opcache.optimization_level=-1
opcache.opt_debug_level=0x20000
opcache.preload=
--EXTENSIONS--
opcache
--FILE--
<?php
function foo(int $a) {
    $b = $a += 3;
    return $a;
}
?>
--EXPECTF--
$_main:
     ; (lines=1, args=0, vars=0, tmps=0)
     ; (after optimizer)
     ; %sdce_003.php:1-7
0000 RETURN int(1)

foo:
     ; (lines=3, args=1, vars=1, tmps=0)
     ; (after optimizer)
     ; %sdce_003.php:2-5
0000 CV0($a) = RECV 1
0001 CV0($a) = ADD CV0($a) int(3)
0002 RETURN CV0($a)