1 files changed, 13 insertions, 0 deletions
diff --git a/testsuite/synth/issue1534/ent.vhdl b/testsuite/synth/issue1534/ent.vhdl
new file mode 100644
index 000000000..ee5a53c15
--- /dev/null
+++ b/testsuite/synth/issue1534/ent.vhdl
@@ -0,0 +1,13 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity ent is
+    port (
+        o: out std_ulogic
+    );
+end entity;
+
+architecture arch of ent is
+begin
+    o <= to_stdulogic('0');
+end architecture;