Core dumped in ext/opcache/jit/ir/ir_ra.c

[YuanchengJiang]

Description

The following code:

<?php
for ($i = 0; $i < 2; ++$i) { //This must run >=2 (increasing the number of elements in the array *2 will not do)
foreach (array_fill(0, 389, 'x') as &$params) { //Will not trigger <389
$x[] = new foo;
}
}

Resulted in this output:

/php-src/ext/opcache/jit/ir/ir_ra.c:1139: ir_add_osr_entry_loads: Assertion `0' failed.
Aborted (core dumped)

To reproduce:

-d "zend_extension=/php-src/modules/opcache.so" -d "opcache.enable_cli=1" -d "opcache.jit=1002"

PHP Version

PHP 8.4.0-dev

Operating System

ubuntu 22.04

[iluuu1994]

@dstogov Another assertion in ir that may be of interest to you.