1 files changed, 33 insertions, 0 deletions
diff --git a/testsuite/synth/sns01/unaries.vhdl b/testsuite/synth/sns01/unaries.vhdl
new file mode 100644
index 000000000..3a58f6592
--- /dev/null
+++ b/testsuite/synth/sns01/unaries.vhdl
@@ -0,0 +1,33 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity unaries is
+  port (
+    l4 : std_logic_vector (3 downto 0);
+
+    plus_u4u  : out std_logic_vector (3 downto 0);
+    plus_s4s  : out std_logic_vector (3 downto 0);
+    minus_s4s : out std_logic_vector (3 downto 0);
+    abs_s4s   : out std_logic_vector (3 downto 0);
+
+    plus_u4v  : out std_logic_vector (3 downto 0);
+    plus_s4v  : out std_logic_vector (3 downto 0);
+    minus_s4v : out std_logic_vector (3 downto 0);
+    abs_s4v   : out std_logic_vector (3 downto 0));
+end unaries;
+
+library ieee;
+use ieee.std_logic_arith.all;
+
+architecture behav of unaries is
+begin
+  plus_u4u  <= std_logic_vector (unsigned'(+unsigned(l4)));
+  plus_s4s  <= std_logic_vector (signed'(+signed(l4)));
+  minus_s4s <= std_logic_vector (signed'(-signed(l4)));
+  abs_s4s   <= std_logic_vector (signed'(abs signed(l4)));
+
+  plus_u4v  <= +unsigned(l4);
+  plus_s4v  <= +signed(l4);
+  minus_s4v <= -signed(l4);
+  abs_s4v   <= abs signed(l4);
+end behav;