Fix a link.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35306 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/LangRef.html b/docs/LangRef.html
index c2e1c6c..e51618d 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -2011,7 +2011,7 @@
 a value.  For more information about the difference, see <a
  href="http://mathforum.org/dr.math/problems/anne.4.28.99.html">The
 Math Forum</a>. For a table of how this is implemented in various languages,
-please see <a href="http://mathforum.org/dr.math/problems/anne.4.28.99.html">
+please see <a href="http://en.wikipedia.org/wiki/Modulo_operation">
 Wikipedia: modulo operation</a>.</p>
 <h5>Example:</h5>
 <pre>  &lt;result&gt; = srem i32 4, %var          <i>; yields {i32}:result = 4 % %var</i>