Not sure what this is about. Perhaps C23 default makes the code misbehave?
Edit: mysqli too!
/home/m/spc-packages/vendor/crazywhalecc/static-php-cli/buildroot/bin/php -n -d "extension_dir=/home/m/spc-packages/vendor/crazywhalecc/static-php-cli/buildroot/modules" -d "extension=mysqlnd" -d "extension=mysqli" --ri "mysqli"
Segmentation fault (core dumped)