testsuite/gna: add a test for #1657

1 files changed, 25 insertions, 0 deletions

diff --git a/testsuite/gna/issue1657/repro.vhdl b/testsuite/gna/issue1657/repro.vhdl
new file mode 100644
index 000000000..17418dd86
--- /dev/null
+++ b/testsuite/gna/issue1657/repro.vhdl
@@ -0,0 +1,25 @@
+entity repro is
+end;
+
+architecture rtl of repro is
+begin
+  Test_Proc: process
+    type bit_vector_array is array(natural range <>) of bit_vector;
+    variable v : bit_vector_array(0 to 3)(7 downto 0) :=
+      (others => (others => '0'));
+    begin
+      v := v(1 to 3) & bit_vector'(x"FF");
+
+      for i in v'range loop
+        report "V(" & natural'image(i) & ") = " & to_string (v(i));
+      end loop;
+
+      assert V(0) = x"00" severity failure;
+      assert V(1) = x"00" severity failure;
+      assert V(2) = x"00" severity failure;
+      assert V(3) = x"FF" severity failure;
+
+      report "TESTING" severity note;
+      wait;
+    end process;
+end architecture rtl;