Index: docs/ReleaseNotes.rst
===================================================================
--- docs/ReleaseNotes.rst
+++ docs/ReleaseNotes.rst
@@ -63,6 +63,10 @@
            indirect(a, n);
        }
 
+- Significantly improved generated code for ThinLTO with profile data. It is
+  achieved by importing hot-chains of functions and by not importing functions
+  called from cold callsite.
+
 
 -  ...