1 files changed, 18 insertions, 0 deletions
diff --git a/testsuite/synth/issue1167/bug.vhdl b/testsuite/synth/issue1167/bug.vhdl
new file mode 100644
index 000000000..76ef78a01
--- /dev/null
+++ b/testsuite/synth/issue1167/bug.vhdl
@@ -0,0 +1,18 @@
+library IEEE;
+use IEEE.std_logic_1164.all;
+use IEEE.numeric_std.all;
+
+entity bug is
+	generic(
+		LEN : positive := 32
+	);
+	port(
+		input  :  in unsigned(LEN-1 downto 0);
+		output : out unsigned(LEN-1 downto 0)
+	);
+end bug;
+
+architecture behav of bug is
+begin
+	output <= input and not to_unsigned(4096-1, input'length);
+end architecture;