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-rw-r--r--nandgame/cond_check.sv2
1 files changed, 1 insertions, 1 deletions
diff --git a/nandgame/cond_check.sv b/nandgame/cond_check.sv
index 3961313..6aa8289 100644
--- a/nandgame/cond_check.sv
+++ b/nandgame/cond_check.sv
@@ -9,7 +9,7 @@ module cond_check #(
parameter DATA_WIDTH = 16
) (
// operand
- input [(DATA_WIDTH-1):0] X_in,
+ input wire [(DATA_WIDTH-1):0] X_in,
// check whether operand < 0
input wire check_ltz_in,
// check whether operand == 0