testsuite/synth: add a test for ghdl/ghdl-yosys-plugin#174

2 files changed, 37 insertions, 0 deletions

diff --git a/testsuite/synth/synth174/repro.vhdl b/testsuite/synth/synth174/repro.vhdl
new file mode 100644
index 000000000..65783f51e
--- /dev/null
+++ b/testsuite/synth/synth174/repro.vhdl
@@ -0,0 +1,29 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity repro is
+  generic (w : integer := 8);
+  port (a, b : std_logic_vector (w - 1 downto 0);
+        res : out std_logic_vector (w - 1 downto 0));
+end repro;
+
+architecture behav of repro is
+begin
+  process
+  begin
+    report "w = " & natural'image(w);
+    if w <= 0 then
+      assert false
+        report "w value is <= 0"
+        severity error;
+    end if;
+    if w > 128 then
+      assert false
+        report "w value is large"
+        severity note;
+    end if;
+    wait;
+  end process;
+
+  res <= a or b;
+end behav;
diff --git a/testsuite/synth/synth174/testsuite.sh b/testsuite/synth/synth174/testsuite.sh
new file mode 100755
index 000000000..a066afad7
--- /dev/null
+++ b/testsuite/synth/synth174/testsuite.sh
@@ -0,0 +1,8 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+synth_only repro
+synth_failure -gw=0 repro.vhdl -e
+
+echo "Test successful"