Out of int range in Zend/zend_strtod.c

[YuanchengJiang]

Description

The following code:

<?php
ini_set('precision', 1140973389);
echo "len=", strlen(strval(-1 * pow(2, -10))), "\n";
?>

Resulted in this output:

/php-src/Zend/zend_strtod.c:3617:5: runtime error: left shift of 1073741824 by 1 places cannot be represented in type 'int'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /php-src/Zend/zend_strtod.c:3617:5

PHP Version

PHP 8.4.0-dev

Operating System

ubuntu 22.04