1 files changed, 4 insertions, 0 deletions
diff --git a/techlibs/common/abc9_model.v b/techlibs/common/abc9_model.v
index 4fee60f75..570a1ec40 100644
--- a/techlibs/common/abc9_model.v
+++ b/techlibs/common/abc9_model.v
@@ -6,6 +6,10 @@ module $__ABC9_DELAY (input I, output O);
   endspecify
 endmodule
 
+module $__ABC9_SCC_BREAKER (input [WIDTH-1:0] I, output [WIDTH-1:0] O);
+parameter WIDTH = 0;
+endmodule
+
 (* abc9_flop, abc9_box, lib_whitebox *)
 module $__DFF_N__$abc9_flop (input C, D, Q, output n1);
   assign n1 = D;