Fix reversed logic spotted by Owen Anderson.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85251 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/LangRef.html b/docs/LangRef.html
index 414b452..73ee31b 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -6966,8 +6966,8 @@
 <h5>Semantics:</h5>
 <p>This intrinsic indicates that before this point in the code, the value of the
    memory pointed to by <tt>ptr</tt> is dead.  This means that it is known to
-   never be used and has an undefined value.  A load from the pointer that is
-   preceded by this intrinsic can be replaced with
+   never be used and has an undefined value.  A load from the pointer that
+   precedes this intrinsic can be replaced with
    <tt>'<a href="#undefvalues">undef</a>'</tt>.</p>
 
 </div>