diff --git a/docs/LangRef.html b/docs/LangRef.html
index 38307cb094e..5dfc9539c91 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -124,7 +124,6 @@
           <li><a href="#i_memcpy">'<tt>llvm.memcpy</tt>' Intrinsic</a></li>
           <li><a href="#i_memmove">'<tt>llvm.memmove</tt>' Intrinsic</a></li>
           <li><a href="#i_memset">'<tt>llvm.memset</tt>' Intrinsic</a></li>
-          <li><a href="#i_isnan">'<tt>llvm.isnan</tt>' Intrinsic</a></li>
           <li><a href="#i_isunordered">'<tt>llvm.isunordered</tt>' Intrinsic</a></li>
         </ol>
       </li>
@@ -2530,39 +2529,6 @@ this can be specified as the fourth argument, otherwise it should be set to 0 or
 </div>
 
 
-<!-- _______________________________________________________________________ -->
-<div class="doc_subsubsection">
-  <a name="i_isnan">'<tt>llvm.isnan</tt>' Intrinsic</a>
-</div>
-
-<div class="doc_text">
-
-<h5>Syntax:</h5>
-<pre>
-  call bool (&lt;float or double&gt;)* %llvm.isnan(&lt;float or double&gt; Val)
-</pre>
-
-<h5>Overview:</h5>
-
-<p>
-The '<tt>llvm.isnan</tt>' intrinsic returns true if the specific floating point
-value is a NAN.
-</p>
-
-<h5>Arguments:</h5>
-
-<p>
-The argument is a floating point number.
-</p>
-
-<h5>Semantics:</h5>
-
-<p>
-If the argument is a SNAN or QNAN, it returns true, otherwise false.
-</p>
-</div>
-
-
 <!-- _______________________________________________________________________ -->
 <div class="doc_subsubsection">
   <a name="i_isunordered">'<tt>llvm.isunordered</tt>' Intrinsic</a>
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html
index 7cd54c6b612..b40b356129b 100644
--- a/docs/ReleaseNotes.html
+++ b/docs/ReleaseNotes.html
@@ -126,7 +126,7 @@ bytecode format and (b) those who really want to understand or document the
 details of the bytecode format.</li>
 <li>The <a href="BytecodeFormat.html">LLVM Bytecode file format</a> is now 
     being documented.</li>
-<li>LLVM now provides an <a href="LangRef.html#i_isnan">llvm.isnan</a> intrinsic
+<li>LLVM now provides an <a href="LangRef.html#i_isunordered">llvm.isunordered</a> intrinsic
 for efficient implementation of unordered floating point comparisons.</li>
 </ol>