From 6c109081ba11c1ef4b33ed922cbd447b6fe96b29 Mon Sep 17 00:00:00 2001
From: uvok
Date: Fri, 2 Jan 2026 12:21:06 +0100
Subject: Fix verilator multi-module warning

---
 nandgame/alu.sv | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'nandgame/alu.sv')

diff --git a/nandgame/alu.sv b/nandgame/alu.sv
index 0e273f9..6aef925 100644
--- a/nandgame/alu.sv
+++ b/nandgame/alu.sv
@@ -6,6 +6,9 @@
 `include "arith_unit.sv"
 `include "logic_unit.sv"
 
+`ifndef NANDGAME_ALU
+`define NANDGAME_ALU
+
 module  alu #(
   parameter DATA_WIDTH = 16
 ) (
@@ -46,3 +49,5 @@ assign RES = u ? MyResA : MyResL;
 
 
 endmodule
+
+`endif
-- 
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