1 files changed, 22 insertions, 0 deletions
diff --git a/testsuite/synth/func02/func01.vhdl b/testsuite/synth/func02/func01.vhdl
new file mode 100644
index 000000000..3d0155567
--- /dev/null
+++ b/testsuite/synth/func02/func01.vhdl
@@ -0,0 +1,22 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity func01 is
+  port (a : std_logic_vector (7 downto 0);
+        b : out std_logic_vector (7 downto 0));
+end func01;
+
+architecture behav of func01 is
+  function gen_and (v : std_logic_vector (7 downto 0);
+                    len : natural := 6) return std_logic_vector is
+    variable res : std_logic_vector (7 downto 0);
+  begin
+    res := (others => '0');
+    res (len - 1 downto 0) := (others => '1');
+    return res and v;
+  end gen_and;
+
+begin
+  b <= gen_and (a);
+end behav;
+