vhdl: add testcase for previous patch.

2 files changed, 27 insertions, 0 deletions

diff --git a/testsuite/gna/issue613/t87.vhdl b/testsuite/gna/issue613/t87.vhdl
new file mode 100644
index 000000000..847bf4e47
--- /dev/null
+++ b/testsuite/gna/issue613/t87.vhdl
@@ -0,0 +1,17 @@
+entity t87 is
+end;
+
+architecture behav of t87 is
+  constant t1 : time := 1 ns;
+  constant t2 : natural := time'pos (t1);
+begin
+  assert t1 = 1000 ps;
+  process
+    variable v : natural;
+  begin
+    --  Time resolution must be ps
+    v := time'pos(ps);
+    assert v = 1 severity failure;
+    wait;
+  end process;
+end behav;
diff --git a/testsuite/gna/issue613/testsuite.sh b/testsuite/gna/issue613/testsuite.sh
index 90e38214a..4fb7d0126 100755
--- a/testsuite/gna/issue613/testsuite.sh
+++ b/testsuite/gna/issue613/testsuite.sh
@@ -17,6 +17,16 @@ else
     elab_simulate --time-resolution=us ent
 
     elab_simulate --time-resolution=auto ent
+
+    analyze t87.vhdl
+    elab_simulate --time-resolution=ps t87
+    elab_simulate --time-resolution=auto t87
+    clean
+
+    GHDL_STD_FLAGS=--std=87
+    analyze t87.vhdl
+    elab_simulate --time-resolution=ps t87
+    elab_simulate_failure --time-resolution=auto t87
     clean
 fi