From aea192b38e1ef5575f7ee8149e5fa4b7e41f34a1 Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Wed, 15 Apr 2020 19:11:40 +0200
Subject: testsuite/gna: add case from #1226

---
 testsuite/gna/issue1226/adder.vhdl | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 testsuite/gna/issue1226/adder.vhdl

(limited to 'testsuite/gna/issue1226/adder.vhdl')

diff --git a/testsuite/gna/issue1226/adder.vhdl b/testsuite/gna/issue1226/adder.vhdl
new file mode 100644
index 000000000..a3c6acdf6
--- /dev/null
+++ b/testsuite/gna/issue1226/adder.vhdl
@@ -0,0 +1,20 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity adder is
+   port
+   (
+      nibble1, nibble2 : in unsigned(3 downto 0); 
+      sum       : out unsigned(3 downto 0); 
+      carry_out : out std_logic
+   );
+end entity adder;
+ 
+architecture behavioral of adder is
+   signal temp : unsigned(4 downto 0); 
+begin 
+   temp <= ("0" & nibble1) + nibble2; 
+   sum       <= temp(3 downto 0); 
+   carry_out <= temp(4);
+end architecture behavioral;
-- 
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