2 files changed, 25 insertions, 0 deletions
diff --git a/testsuite/gna/bug047/repro_arith.vhdl b/testsuite/gna/bug047/repro_arith.vhdl
new file mode 100644
index 000000000..4160c2f73
--- /dev/null
+++ b/testsuite/gna/bug047/repro_arith.vhdl
@@ -0,0 +1,15 @@
+library ieee;
+use ieee.std_logic_arith.all;
+
+entity repro_arith is
+end repro_arith;
+
+architecture behav of repro_arith is
+  signal s : unsigned (7 downto 0) := x"00";
+begin
+  process
+  begin
+    s <= s + 1;
+    wait for 1 ns;
+  end process;
+end behav;
diff --git a/testsuite/gna/bug047/testsuite.sh b/testsuite/gna/bug047/testsuite.sh
new file mode 100755
index 000000000..9ccf25f74
--- /dev/null
+++ b/testsuite/gna/bug047/testsuite.sh
@@ -0,0 +1,10 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+#GHDL_FLAGS=--ieee=synopsys
+analyze_failure repro_arith.vhdl 2>&1 | grep "non-standard synopsys"
+
+clean
+
+echo "Test successful"