2 files changed, 35 insertions, 0 deletions
diff --git a/testsuite/gna/ticket70/bug.vhdl b/testsuite/gna/ticket70/bug.vhdl
new file mode 100644
index 0000000..eb6d24f
--- /dev/null
+++ b/testsuite/gna/ticket70/bug.vhdl
@@ -0,0 +1,26 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity ent is
+end entity;
+
+architecture a of ent is
+begin
+  main : process
+  procedure proc(constant value : unsigned)  is
+    variable a : integer := value'length;
+    variable b : integer := (value'length - 1)/2;
+  begin
+    report "x       = " & integer'image(a);
+    report "(x-1)/2 = " & integer'image(b);
+    assert a = 0 and b = 0 severity failure;
+  end procedure;
+
+   variable value : unsigned(0 downto 1);
+  begin
+    proc(unsigned'(""));
+    proc(value);
+    wait;
+  end process;
+end architecture;
diff --git a/testsuite/gna/ticket70/testsuite.sh b/testsuite/gna/ticket70/testsuite.sh
new file mode 100755
index 0000000..0440719
--- /dev/null
+++ b/testsuite/gna/ticket70/testsuite.sh
@@ -0,0 +1,9 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+analyze bug.vhdl
+elab_simulate ent
+clean
+
+echo "Test successful"