docs: Add HowToSetUpLLVMStyleRTTI.rst.
This document describes how to set up LLVM-style RTTI for a class
hierarchy. Surprisingly, this was not previously documented.
Also, link it into ProgrammersManual.html.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165293 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/ProgrammersManual.html b/docs/ProgrammersManual.html
index 036c387..93acb6d 100644
--- a/docs/ProgrammersManual.html
+++ b/docs/ProgrammersManual.html
@@ -432,10 +432,10 @@
</dl>
<p>These five templates can be used with any classes, whether they have a
-v-table or not. To add support for these templates, you simply need to add
-<tt>classof</tt> static methods to the class you are interested casting
-to. Describing this is currently outside the scope of this document, but there
-are lots of examples in the LLVM source base.</p>
+v-table or not. If you want to add support for these templates, see the
+document <a href="HowToSetUpLLVMStyleRTTI.html">How to set up LLVM-style
+RTTI for your class hierarchy </a>.
+</p>
</div>