fix typo


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58384 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/tutorial/OCamlLangImpl1.html b/docs/tutorial/OCamlLangImpl1.html
index c7b0954..77b492f 100644
--- a/docs/tutorial/OCamlLangImpl1.html
+++ b/docs/tutorial/OCamlLangImpl1.html
@@ -252,7 +252,7 @@
 recursive call above.</p>
 
 <p>The next thing <tt>Lexer.lex</tt> needs to do is recognize identifiers and
-specific keywords like "def".  Kaleidoscope does this with this a pattern match
+specific keywords like "def".  Kaleidoscope does this with a pattern match
 and a helper function.<p>
 
 <div class="doc_code">