From 691be6df9c319c03e0b960bb3d7233b1892228ce Mon Sep 17 00:00:00 2001
From: Tristan Gingold <tgingold@free.fr>
Date: Sat, 13 Mar 2021 08:17:36 +0100
Subject: testsuite/synth: add a test for #1679

---
 testsuite/synth/issue1679/test_fail.vhdl | 23 +++++++++++++++++++++++
 testsuite/synth/issue1679/testsuite.sh   |  7 +++++++
 2 files changed, 30 insertions(+)
 create mode 100644 testsuite/synth/issue1679/test_fail.vhdl
 create mode 100755 testsuite/synth/issue1679/testsuite.sh

(limited to 'testsuite')

diff --git a/testsuite/synth/issue1679/test_fail.vhdl b/testsuite/synth/issue1679/test_fail.vhdl
new file mode 100644
index 000000000..1b6cbf520
--- /dev/null
+++ b/testsuite/synth/issue1679/test_fail.vhdl
@@ -0,0 +1,23 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity test_fail is
+  port(
+    value_i: in std_ulogic_vector(7 downto 0);
+    matches_o: out std_ulogic
+    );
+end entity;
+
+architecture beh of test_fail is
+
+  subtype data_t is std_ulogic_vector(7 downto 0);
+  signal value_s : data_t;
+  constant expected_c : data_t := "10001---";
+
+begin
+
+  value_s <= value_i;
+  matches_o <= '1' when std_match(value_s, expected_c) else '0';
+
+end architecture;
diff --git a/testsuite/synth/issue1679/testsuite.sh b/testsuite/synth/issue1679/testsuite.sh
new file mode 100755
index 000000000..9d823928f
--- /dev/null
+++ b/testsuite/synth/issue1679/testsuite.sh
@@ -0,0 +1,7 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+synth_only test_fail
+
+echo "Test successful"
-- 
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