docs: Canonicalize URLs.

llvm-svn: 129181
diff --git a/llvm/docs/tutorial/LangImpl1.html b/llvm/docs/tutorial/LangImpl1.html
index 66843db..c96cb9f 100644
--- a/llvm/docs/tutorial/LangImpl1.html
+++ b/llvm/docs/tutorial/LangImpl1.html
@@ -341,7 +341,7 @@
   src="http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01!"></a>
 
   <a href="mailto:sabre@nondot.org">Chris Lattner</a><br>
-  <a href="http://llvm.org">The LLVM Compiler Infrastructure</a><br>
+  <a href="http://llvm.org/">The LLVM Compiler Infrastructure</a><br>
   Last modified: $Date$
 </address>
 </body>