1 files changed, 37 insertions, 0 deletions
diff --git a/testsuite/gna/issue1429/test.vhdl b/testsuite/gna/issue1429/test.vhdl
new file mode 100644
index 000000000..7c979c349
--- /dev/null
+++ b/testsuite/gna/issue1429/test.vhdl
@@ -0,0 +1,37 @@
+use std.textio.all;
+
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity test is
+end entity;
+
+architecture a of test is
+  constant SUB_v : bit_vector(63 downto 0) := (others => '1');
+  constant I0    : bit_vector(63 downto 0) := X"AAAAAAAAAAAAAAAA";
+  constant I0a   : bit_vector(63 downto 0) := I0 xor X"FFFFFFFFFFFFFFFF";
+  constant I0b   : bit_vector(63 downto 0) := I0 xor SUB_v;
+
+  impure function I0f return bit_vector is
+    variable ret : bit_vector(63 downto 0);
+  begin
+    ret := X"AAAAAAAAAAAAAAAA";
+    ret := ret xor SUB_v;
+    return ret;
+  end function;
+
+  constant I0c   : bit_vector(63 downto 0) := I0f;
+begin
+  process is
+    variable la, lb, lc : line;
+  begin
+    hwrite(la, I0a);
+    report la.all;
+    hwrite(lc, I0c);
+    report lc.all;
+    assert I0a = I0c severity failure;
+    assert I0b = I0c severity failure;
+    wait;
+  end process;
+end architecture a;