--- pxr/usd/usd/clip.cpp.orig	2021-11-01 17:10:51 UTC
+++ pxr/usd/usd/clip.cpp
@@ -44,6 +44,7 @@
 
 #include <boost/optional.hpp>
 
+#include <array>
 #include <ostream>
 #include <string>
 #include <vector>