1 files changed, 25 insertions, 0 deletions
diff --git a/testsuite/synth/dff01/dff12.vhdl b/testsuite/synth/dff01/dff12.vhdl
new file mode 100644
index 000000000..f046dca95
--- /dev/null
+++ b/testsuite/synth/dff01/dff12.vhdl
@@ -0,0 +1,25 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity dff12 is
+  port (q : out std_logic;
+        d : std_logic;
+        clk : std_logic;
+        rstn : std_logic);
+end dff12;
+
+architecture behav of dff12 is
+  signal ff : std_logic := '1';
+begin
+  process (clk, rstn) is
+  begin
+    if rising_edge (clk) then
+      if rstn = '0' then
+        ff <= '0';
+      else
+        ff <= d;
+      end if;
+    end if;
+  end process;
+  q <= ff;
+end behav;