1 files changed, 22 insertions, 0 deletions
diff --git a/testsuite/synth/snsuns01/uunaries.vhdl b/testsuite/synth/snsuns01/uunaries.vhdl
new file mode 100644
index 000000000..568dec09d
--- /dev/null
+++ b/testsuite/synth/snsuns01/uunaries.vhdl
@@ -0,0 +1,22 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity unaries is
+  port (
+    l4 : std_logic_vector (3 downto 0);
+
+    plus_v    : out std_logic_vector (3 downto 0);
+    minus_v   : out std_logic_vector (3 downto 0);
+    abs_v     : out std_logic_vector (3 downto 0));
+end unaries;
+
+library ieee;
+use ieee.std_logic_unsigned.all;
+
+architecture behav of unaries is
+begin
+  plus_v  <= +l4;
+  --  Dummy for compatibility with signed operations.
+  minus_v <= not l4;
+  abs_v   <= +l4;
+end behav;