deleted file mode 100644
--- a/library/smarty/libs/sysplugins/smarty_internal_compile_extends.php
+++ /dev/null
@@ -1,83 +0,0 @@
-<?php
-
-/**
- * Smarty Internal Plugin Compile extend
- * Compiles the {extends} tag
- *
- * @package    Smarty
- * @subpackage Compiler
- * @author     Uwe Tews
- */
-
-/**
- * Smarty Internal Plugin Compile extend Class
- *
- * @package    Smarty
- * @subpackage Compiler
- */
-class Smarty_Internal_Compile_Extends extends Smarty_Internal_CompileBase {
-    /**
-     * Attribute definition: Overwrites base class.
-     *
-     * @var array
-     * @see Smarty_Internal_CompileBase
-     */
-    public $required_attributes = array('file');
-    /**
-     * Attribute definition: Overwrites base class.
-     *
-     * @var array
-     * @see Smarty_Internal_CompileBase
-     */
-    public $shorttag_order = array('file');
-
-    /**
-     * Compiles code for the {extends} tag
-     *
-     * @param array $args array with attributes from parser
-     * @param object $compiler compiler object
-     *
-     * @return string compiled code
-     */
-    public function compile($args, $compiler) {
-        // check and get attributes
-        $_attr = $this->getAttributes($compiler, $args);
-        if ($_attr['nocache'] === true) {
-            $compiler->trigger_template_error('nocache option not allowed', $compiler->lex->taglineno);
-        }
-        if (strpos($_attr['file'], '$_tmp') !== false) {
-            $compiler->trigger_template_error('illegal value for file attribute', $compiler->lex->taglineno);
-        }
-
-        $name = $_attr['file'];
-        /** @var Smarty_Internal_Template $_smarty_tpl
-         * used in evaluated code
-         */
-        $_smarty_tpl = $compiler->template;
-        eval("\$tpl_name = $name;");
-        // create template object
-        $_template = new $compiler->smarty->template_class($tpl_name, $compiler->smarty, $compiler->template);
-        // check for recursion
-        $uid = $_template->source->uid;
-        if (isset($compiler->extends_uid[$uid])) {
-            $compiler->trigger_template_error("illegal recursive call of \"$include_file\"", $compiler->lex->line - 1);
-        }
-        $compiler->extends_uid[$uid] = true;
-        if (empty($_template->source->components)) {
-            array_unshift($compiler->sources, $_template->source);
-        } else {
-            foreach ($_template->source->components as $source) {
-                array_unshift($compiler->sources, $source);
-                $uid = $source->uid;
-                if (isset($compiler->extends_uid[$uid])) {
-                    $compiler->trigger_template_error("illegal recursive call of \"{$source->filepath}\"", $compiler->lex->line - 1);
-                }
-                $compiler->extends_uid[$uid] = true;
-            }
-        }
-        unset ($_template);
-        $compiler->inheritance_child = true;
-        $compiler->lex->yypushstate(Smarty_Internal_Templatelexer::CHILDBODY);
-        return '';
-    }
-}