testsuite/gna: add testcase from #695

2 files changed, 42 insertions, 0 deletions

diff --git a/testsuite/gna/issue695/mux.vhdl b/testsuite/gna/issue695/mux.vhdl
new file mode 100644
index 000000000..981229d67
--- /dev/null
+++ b/testsuite/gna/issue695/mux.vhdl
@@ -0,0 +1,32 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+package mux is
+  generic (
+    MUX_DATA_SIZE : natural
+  );
+  subtype mux_data is std_logic_vector(MUX_DATA_SIZE-1 downto 0);
+  type mux_data_array is array (natural range <>) of mux_data;
+end package;
+
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity multiplexer is
+  generic (
+    MUX_DATA_SIZE : natural;
+    MUX_CTRL_SIZE : natural;
+    package mux_g is new work.mux generic map (MUX_DATA_SIZE => MUX_DATA_SIZE)
+  );
+  port (
+    MUX_CTRL : in std_logic_vector(MUX_CTRL_SIZE-1 downto 0);
+    MUX_IN : in mux_g.mux_data_array(0 to 2**MUX_CTRL_SIZE-1);
+    MUX_OUT : out mux_g.mux_data
+  );
+end entity;
+
+architecture multiplexer_arch of multiplexer is
+begin
+  MUX_OUT <= MUX_IN(to_integer(unsigned(MUX_CTRL)));
+end architecture;
diff --git a/testsuite/gna/issue695/testsuite.sh b/testsuite/gna/issue695/testsuite.sh
new file mode 100755
index 000000000..3cccecc6f
--- /dev/null
+++ b/testsuite/gna/issue695/testsuite.sh
@@ -0,0 +1,10 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+export GHDL_STD_FLAGS=--std=08
+analyze mux.vhdl
+
+clean
+
+echo "Test successful"