isl_aff_private.h: add missing include

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>

diff --git a/isl_aff_private.h b/isl_aff_private.h
index aaffce6..066d416 100644 (file)
--- a/isl_aff_private.h
+++ b/isl_aff_private.h
@@ -5,6 +5,7 @@
 #include <isl/vec.h>
 #include <isl/mat.h>
 #include <isl/local_space.h>
+#include <isl_reordering.h>
 
 /* ls represents the domain space.
  */