Fix a tag-o

llvm-svn: 12477
diff --git a/llvm/docs/WritingAnLLVMPass.html b/llvm/docs/WritingAnLLVMPass.html
index d4df847..ac9edea 100644
--- a/llvm/docs/WritingAnLLVMPass.html
+++ b/llvm/docs/WritingAnLLVMPass.html
@@ -912,7 +912,7 @@
 want, and returns a reference to that pass.  For example:</p>
 
 <pre>
-   bool LICM::runOnFunction(Function &F) {
+   bool LICM::runOnFunction(Function &amp;F) {
      LoopInfo &amp;LI = getAnalysis&lt;LoopInfo&gt;();
      ...
    }