1 files changed, 1 insertions, 0 deletions

diff --git a/src/arch/common.h b/src/arch/common.h
index f06f8d7..4412562 100644
--- a/src/arch/common.h
+++ b/src/arch/common.h
@@ -35,6 +35,7 @@ STATIC_INLINE cube_t invcoord_epudsep(uint64_t);
 STATIC_INLINE bool is_eo_even(cube_t);
 
 STATIC_INLINE void copy_corners(cube_t [static 1], cube_t);
+STATIC_INLINE void copy_co(cube_t [static 1], cube_t);
 STATIC_INLINE void copy_edges(cube_t [static 1], cube_t);
 STATIC_INLINE void set_eo(cube_t [static 1], uint64_t);