Document gc.get_objects().
Closes SF bug #578308.
diff --git a/Doc/lib/libgc.tex b/Doc/lib/libgc.tex
index 67ac64f..310c582 100644
--- a/Doc/lib/libgc.tex
+++ b/Doc/lib/libgc.tex
@@ -51,6 +51,12 @@
 Return the debugging flags currently set.
 \end{funcdesc}
 
+\begin{funcdesc}{get_objects}{}
+Returns a list of all objects tracked by the collector, excluding the
+list returned.
+\versionadded{2.2}
+\end{funcdesc}
+
 \begin{funcdesc}{set_threshold}{threshold0\optional{,
                                 threshold1\optional{, threshold2}}}
 Set the garbage collection thresholds (the collection frequency).