testsuite: add case for #1046

1 files changed, 14 insertions, 0 deletions

diff --git a/testsuite/synth/issue1046/concat01.vhdl b/testsuite/synth/issue1046/concat01.vhdl
new file mode 100644
index 000000000..12f817d8d
--- /dev/null
+++ b/testsuite/synth/issue1046/concat01.vhdl
@@ -0,0 +1,14 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity concat01 is
+  generic (a : std_logic_vector (7 downto 0) := x"ab";
+           b : std_logic_vector (7 downto 0) := x"9e");
+  port (res : out std_logic_vector (15 downto 0));
+end concat01;
+
+architecture behav of concat01 is
+  constant c : std_logic_vector := a & b;
+begin
+  res <= c;
+end behav;