From 7783d1a1d87a8d8ae9c251d3a0091ff7fc728dd7 Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Wed, 6 Jul 2022 08:07:29 +0200
Subject: testsuite/synth: add a test for #2129

---
 testsuite/synth/issue2129/isx.vhdl     | 23 +++++++++++++++++++++++
 testsuite/synth/issue2129/testsuite.sh |  9 +++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 testsuite/synth/issue2129/isx.vhdl
 create mode 100755 testsuite/synth/issue2129/testsuite.sh

diff --git a/testsuite/synth/issue2129/isx.vhdl b/testsuite/synth/issue2129/isx.vhdl
new file mode 100644
index 000000000..e72f2a8a9
--- /dev/null
+++ b/testsuite/synth/issue2129/isx.vhdl
@@ -0,0 +1,23 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity isx is
+    port (
+        s : in std_ulogic_vector(1 downto 0);
+        u : in signed(1 downto 0)
+	);
+end entity isx;
+
+architecture rtl of isx is
+begin
+    test1 : process(all)
+    begin
+	if is_X(s) then
+	    report "std_ulogic test" severity FAILURE;
+	end if;
+	if is_X(u) then
+	    report "unsigned test" severity FAILURE;
+	end if;
+    end process;
+end;
diff --git a/testsuite/synth/issue2129/testsuite.sh b/testsuite/synth/issue2129/testsuite.sh
new file mode 100755
index 000000000..a8c21100f
--- /dev/null
+++ b/testsuite/synth/issue2129/testsuite.sh
@@ -0,0 +1,9 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+GHDL_STD_FLAGS=--std=08
+
+synth_only isx
+
+echo "Test successful"
-- 
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