testsuite/gna: add a test for #1129

close #1129

3 files changed, 88 insertions, 0 deletions

diff --git a/testsuite/gna/issue1129/repro.vhdl b/testsuite/gna/issue1129/repro.vhdl
new file mode 100644
index 000000000..46c707632
--- /dev/null
+++ b/testsuite/gna/issue1129/repro.vhdl
@@ -0,0 +1,36 @@
+entity ent is
+  generic(
+    BITS : positive);
+  port(
+    input : in bit_vector(BITS - 1 downto 0));
+end entity;
+
+architecture rtl of ent is
+begin
+end architecture;
+
+
+
+entity test is
+end entity;
+
+architecture rtl of test is
+  constant MAX : positive := 7;
+  signal input : natural;
+
+  function to_bv (l : natural; v : natural) return bit_vector
+  is
+    variable res : bit_vector (l - 1 downto 0);
+  begin
+    if v /= 0 then
+      res (0) := '1';
+    end if;
+    return res;
+  end to_bv;
+begin
+  ent : entity work.ent
+    generic map(
+      BITS => MAX)
+    port map(
+      input => to_bv(MAX, input));
+end architecture;
diff --git a/testsuite/gna/issue1129/test.vhdl b/testsuite/gna/issue1129/test.vhdl
new file mode 100644
index 000000000..7bcaeea54
--- /dev/null
+++ b/testsuite/gna/issue1129/test.vhdl
@@ -0,0 +1,36 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity ent is
+  generic(
+    BITS : positive);
+  port(
+    input : in unsigned(BITS - 1 downto 0));
+end entity;
+
+architecture rtl of ent is
+begin
+end architecture;
+
+
+
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity test is
+end entity;
+
+architecture rtl of test is
+  constant MAX : positive := 7;
+  signal input : u_unsigned(MAX - 1 downto 0);
+--  constant CONST : unsigned := to_unsigned(MAX, input);
+begin
+  ent : entity work.ent
+    generic map(
+      BITS => MAX)
+    port map(
+      input => to_unsigned(MAX, input));
+      --input => CONST);
+end architecture;
diff --git a/testsuite/gna/issue1129/testsuite.sh b/testsuite/gna/issue1129/testsuite.sh
new file mode 100755
index 000000000..e47d5820e
--- /dev/null
+++ b/testsuite/gna/issue1129/testsuite.sh
@@ -0,0 +1,16 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+export GHDL_STD_FLAGS=--std=08
+analyze repro.vhdl
+elab_simulate test
+
+clean
+
+analyze test.vhdl
+elab_simulate test
+
+clean
+
+echo "Test successful"