1 files changed, 29 insertions, 0 deletions
diff --git a/testsuite/synth/iassoc01/tb_iassoc11.vhdl b/testsuite/synth/iassoc01/tb_iassoc11.vhdl
new file mode 100644
index 000000000..e8bb36289
--- /dev/null
+++ b/testsuite/synth/iassoc01/tb_iassoc11.vhdl
@@ -0,0 +1,29 @@
+entity tb_iassoc11 is
+end tb_iassoc11;
+
+library ieee;
+use ieee.std_logic_1164.all;
+
+architecture behav of tb_iassoc11 is
+  signal a : natural;
+  signal b : natural;
+  signal res : natural;
+begin
+  dut: entity work.iassoc11
+    port map (a, b, res);
+
+  process
+  begin
+    a <= 1;
+    b <= 5;
+    wait for 1 ns;
+    assert res = 6 severity failure;
+
+    a <= 197;
+    b <= 203;
+    wait for 1 ns;
+    assert res = 400 severity failure;
+
+    wait;
+  end process;
+end behav;