Revert insertion of 'reg', leave note behind

diff --git a/tests/arch/ice40/rom.v b/tests/arch/ice40/rom.v
index c4c677c1ee04278a7ae8fc7b2f09b9100ba03642..71459fe38de759c3bfddb58fd5c298996b440875 100644 (file)
--- a/tests/arch/ice40/rom.v
+++ b/tests/arch/ice40/rom.v
@@ -2,7 +2,8 @@
 Example from: https://www.latticesemi.com/-/media/LatticeSemi/Documents/UserManuals/EI/iCEcube201701UserGuide.ashx?document_id=52071 [p. 74].
 */
 module top(data, addr);
-output reg [3:0] data;
+output [3:0] data; // Note: this prompts a Yosys warning, but
+                   //       vendor doc does not contain 'reg'
 input [4:0] addr;
 always @(addr) begin
 case (addr)