testsuite/synth: add a test for #1064

1 files changed, 23 insertions, 0 deletions

diff --git a/testsuite/synth/issue1064/test.vhdl b/testsuite/synth/issue1064/test.vhdl
new file mode 100644
index 000000000..7895a602c
--- /dev/null
+++ b/testsuite/synth/issue1064/test.vhdl
@@ -0,0 +1,23 @@
+library ieee;
+use ieee.std_logic_1164.all;
+
+entity test is
+  port (i : std_ulogic;
+        o : out std_ulogic);
+end entity test;
+
+architecture behaviour of test is
+    procedure zot(e: inout std_ulogic) is
+    begin
+        e := '0';
+    end;
+
+begin
+    execute1_1: process(all)
+        variable blah: std_ulogic;
+    begin
+      blah := i;
+      zot(blah);
+      o <= blah;
+    end process;
+end architecture behaviour;