1 files changed, 33 insertions, 0 deletions
diff --git a/testsuite/gna/issue561/wb_demux_tb.vhd b/testsuite/gna/issue561/wb_demux_tb.vhd
new file mode 100644
index 000000000..46e121777
--- /dev/null
+++ b/testsuite/gna/issue561/wb_demux_tb.vhd
@@ -0,0 +1,33 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+library work;
+use work.wishbone_pkg.all;
+
+entity wb_demux_tb is
+end entity;
+
+architecture bench of wb_demux_tb is
+
+	signal wbs_i : t_wishbone_slave_in(
+		dat(32-1 downto 0)
+	);
+
+begin
+
+	stimulus : process
+	begin
+		wbs_i.dat <= x"deadbeef";
+		wait for 100 ns;
+		report "pass" severity note;
+		wait;
+	end process;
+
+	dut : entity work.wb_demux
+	port map (
+		wbs_i => wbs_i
+	);
+
+
+end architecture;