hack and slash the first 20% of chapter seven.

llvm-svn: 43663
diff --git a/llvm/docs/tutorial/index.html b/llvm/docs/tutorial/index.html
index f11fbdc..12644dd 100644
--- a/llvm/docs/tutorial/index.html
+++ b/llvm/docs/tutorial/index.html
@@ -33,7 +33,7 @@
     <li><a href="LangImpl4.html">Adding JIT and Optimizer Support</a></li>
     <li><a href="LangImpl5.html">Extending the language: control flow</a></li>
     <li><a href="LangImpl6.html">Extending the language: user-defined operators</a></li>
-    <li>Extending the language: mutable variables</li>
+    <li><a href="LangImpl7.html">Extending the language: mutable variables / SSA construction</a></li>
     <li>Thoughts and ideas for extensions</li>
   </ol></li>
   <li>Advanced Topics