1 files changed, 38 insertions, 0 deletions
diff --git a/testsuite/synth/issue1675/patgen.vhdl b/testsuite/synth/issue1675/patgen.vhdl
new file mode 100644
index 000000000..820185021
--- /dev/null
+++ b/testsuite/synth/issue1675/patgen.vhdl
@@ -0,0 +1,38 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+use work.pkg.all;
+
+entity patgen is
+  port (
+    clk : std_logic;
+    rst : std_logic;
+    bo : out bus_rec_out_t);
+end patgen;
+
+architecture behav of patgen is
+  signal cnt : unsigned(1 downto 0);
+begin
+  with cnt select
+    bo.dat <= x"01" when "00",
+    x"02" when "01",
+    x"03" when "10",
+    x"05" when "11",
+    x"00" when others;
+
+  bo.rst <= rst;
+  bo.stb <= not rst;
+
+  process (clk) is
+  begin
+    if rising_edge(clk) then
+      if rst = '1' then
+        cnt <= "00";
+      else
+        cnt <= cnt + 1;
+      end if;
+    end if;
+  end process;
+end behav;
+