xref: /PHP-8.1/ext/opcache/tests/opt/sccp_001.phpt (revision e9f783fc)
1--TEST--
2SCCP 001: Constant propagation
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() {
14    $a = 1;
15    $b = $a + 2;
16    $a += $b;
17    return $a;
18}
19?>
20--EXPECTF--
21$_main:
22     ; (lines=1, args=0, vars=0, tmps=0)
23     ; (after optimizer)
24     ; %ssccp_001.php:1-9
250000 RETURN int(1)
26
27foo:
28     ; (lines=1, args=0, vars=0, tmps=0)
29     ; (after optimizer)
30     ; %ssccp_001.php:2-7
310000 RETURN int(4)
32