--- VEX/pub/libvex_ir.h.orig
+++ VEX/pub/libvex_ir.h
@@ -2054,6 +2054,13 @@
       Iop_Max32Fx8, Iop_Min32Fx8,
       Iop_Max64Fx4, Iop_Min64Fx4,
       Iop_Rotx32, Iop_Rotx64,
+
+#if defined(VGO_openbsd)
+      /* ------------------ Segment register ------------------ */
+      Iop_MovFromSeg8, Iop_MovFromSeg16, Iop_MovFromSeg32, Iop_MovFromSeg64,
+      Iop_MovToSeg8, Iop_MovToSeg16, Iop_MovToSeg32, Iop_MovToSeg64,
+#endif
+
       Iop_LAST      /* must be the last enumerator */
    }
    IROp;