testsuite/synth: add a test for #2081

2 files changed, 25 insertions, 0 deletions

diff --git a/testsuite/synth/issue2081/ent.vhdl b/testsuite/synth/issue2081/ent.vhdl
new file mode 100644
index 000000000..f9fefd528
--- /dev/null
+++ b/testsuite/synth/issue2081/ent.vhdl
@@ -0,0 +1,16 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity ent is
+end entity;
+
+architecture a of ent is
+	signal foo : std_logic_vector(7 downto 0);
+begin
+	process(foo)
+	begin
+		if foo /= x"00" then
+			assert false;
+		end if;
+	end process;
+end architecture;
diff --git a/testsuite/synth/issue2081/testsuite.sh b/testsuite/synth/issue2081/testsuite.sh
new file mode 100755
index 000000000..363692cc2
--- /dev/null
+++ b/testsuite/synth/issue2081/testsuite.sh
@@ -0,0 +1,9 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+synth ent.vhdl -e > syn_ent.vhdl
+
+synth_failure -Werror=nowrite ent.vhdl -e
+
+echo "Test successful"