/usr/share/php/Zend/Code/Generator/ is in php-zend-code 2.3.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Zend/Code/Generator/AbstractGenerator.php
/usr/share/php/Zend/Code/Generator/AbstractMemberGenerator.php
/usr/share/php/Zend/Code/Generator/BodyGenerator.php
/usr/share/php/Zend/Code/Generator/ClassGenerator.php
/usr/share/php/Zend/Code/Generator/DocBlock/
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/
/usr/share/php/Zend/Code/Generator/DocBlock/Tag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/AbstractTypeableTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/AuthorTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/GenericTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/LicenseTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/MethodTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/ParamTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/PropertyTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/ReturnTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/TagInterface.php
/usr/share/php/Zend/Code/Generator/DocBlock/Tag/ThrowsTag.php
/usr/share/php/Zend/Code/Generator/DocBlock/TagManager.php
/usr/share/php/Zend/Code/Generator/DocBlockGenerator.php
/usr/share/php/Zend/Code/Generator/Exception/
/usr/share/php/Zend/Code/Generator/Exception/ExceptionInterface.php
/usr/share/php/Zend/Code/Generator/Exception/InvalidArgumentException.php
/usr/share/php/Zend/Code/Generator/Exception/RuntimeException.php
/usr/share/php/Zend/Code/Generator/FileGenerator.php
/usr/share/php/Zend/Code/Generator/FileGeneratorRegistry.php
/usr/share/php/Zend/Code/Generator/GeneratorInterface.php
/usr/share/php/Zend/Code/Generator/MethodGenerator.php
/usr/share/php/Zend/Code/Generator/ParameterGenerator.php
/usr/share/php/Zend/Code/Generator/PropertyGenerator.php
/usr/share/php/Zend/Code/Generator/PropertyValueGenerator.php
/usr/share/php/Zend/Code/Generator/ValueGenerator.php