Add some notes


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13709 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html
index daebd8d..5e3eaca 100644
--- a/docs/ReleaseNotes.html
+++ b/docs/ReleaseNotes.html
@@ -101,6 +101,11 @@
 <li>LLVM now has new loop unrolling and loop unswitching passes.</li>
 <li>The induction variable substitution pass performs linear function test
 replacement and exit value replacement optimizations.</li>
+<li>LLVM now has first-class support for <a href="GarbageCollection.html">Accurate 
+Garbage Collection</a>, enabling the use of aggressive copying and generational 
+collectors.</li>
+<li>LLVM now includes an implementation of Andersen's interprocedural alias 
+analysis algorithm.</li>
 </ol>