diff --git a/test_regress/t/t_castdyn.out b/test_regress/t/t_castdyn.out
index 2b0ae4bce..2e5c96249 100644
--- a/test_regress/t/t_castdyn.out
+++ b/test_regress/t/t_castdyn.out
@@ -2,28 +2,28 @@
                                        : ... In instance t
    28 |       i = $cast(ao, a);
       |           ^~~~~
-%Error-UNSUPPORTED: t/t_castdyn.v:32:7: Unsupported: $cast. Suggest try static cast.
+%Error-UNSUPPORTED: t/t_castdyn.v:33:7: Unsupported: $cast. Suggest try static cast.
                                       : ... In instance t
-   32 |       $cast(ao, a);
+   33 |       $cast(ao, a);
       |       ^~~~~
-%Error-UNSUPPORTED: t/t_castdyn.v:35:11: Unsupported: $cast. Suggest try static cast.
+%Error-UNSUPPORTED: t/t_castdyn.v:36:11: Unsupported: $cast. Suggest try static cast.
                                        : ... In instance t
-   35 |       i = $cast(ao, 2.1 * 3.7);
+   36 |       i = $cast(ao, 2.1 * 3.7);
       |           ^~~~~
-%Error-UNSUPPORTED: t/t_castdyn.v:39:11: Unsupported: $cast. Suggest try static cast.
+%Error-UNSUPPORTED: t/t_castdyn.v:40:11: Unsupported: $cast. Suggest try static cast.
                                        : ... In instance t
-   39 |       i = $cast(bo, null);
+   40 |       i = $cast(bo, null);
       |           ^~~~~
-%Error-UNSUPPORTED: t/t_castdyn.v:45:11: Unsupported: $cast. Suggest try static cast.
+%Error-UNSUPPORTED: t/t_castdyn.v:46:11: Unsupported: $cast. Suggest try static cast.
                                        : ... In instance t
-   45 |       i = $cast(bao, b);
+   46 |       i = $cast(bao, b);
       |           ^~~~~
-%Error-UNSUPPORTED: t/t_castdyn.v:51:11: Unsupported: $cast. Suggest try static cast.
+%Error-UNSUPPORTED: t/t_castdyn.v:52:11: Unsupported: $cast. Suggest try static cast.
                                        : ... In instance t
-   51 |       i = $cast(bbo, b);
+   52 |       i = $cast(bbo, b);
       |           ^~~~~
-%Error-UNSUPPORTED: t/t_castdyn.v:58:11: Unsupported: $cast. Suggest try static cast.
+%Error-UNSUPPORTED: t/t_castdyn.v:59:11: Unsupported: $cast. Suggest try static cast.
                                        : ... In instance t
-   58 |       i = $cast(bao, b);
+   59 |       i = $cast(bao, b);
       |           ^~~~~
 %Error: Exiting due to
diff --git a/test_regress/t/t_castdyn.v b/test_regress/t/t_castdyn.v
index 123268419..4c8761f96 100644
--- a/test_regress/t/t_castdyn.v
+++ b/test_regress/t/t_castdyn.v
@@ -28,6 +28,7 @@ module t (/*AUTOARG*/);
       i = $cast(ao, a);
       if (i != 1) $stop;
       if (ao != 1234) $stop;
+
       a = 12345;
       $cast(ao, a);
       if (ao != 12345) $stop;
diff --git a/test_regress/t/t_castdyn_enum.out b/test_regress/t/t_castdyn_enum.out
new file mode 100644
index 000000000..893b3046b
--- /dev/null
+++ b/test_regress/t/t_castdyn_enum.out
@@ -0,0 +1,5 @@
+%Error-UNSUPPORTED: t/t_castdyn_enum.v:23:11: Unsupported: $cast. Suggest try static cast.
+                                            : ... In instance t
+   23 |       i = $cast(en, cyc);
+      |           ^~~~~
+%Error: Exiting due to
diff --git a/test_regress/t/t_castdyn_enum.pl b/test_regress/t/t_castdyn_enum.pl
new file mode 100755
index 000000000..2ad4a887d
--- /dev/null
+++ b/test_regress/t/t_castdyn_enum.pl
@@ -0,0 +1,23 @@
+#!/usr/bin/env perl
+if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
+# DESCRIPTION: Verilator: Verilog Test driver/expect definition
+#
+# Copyright 2020 by Wilson Snyder. This program is free software; you
+# can redistribute it and/or modify it under the terms of either the GNU
+# Lesser General Public License Version 3 or the Perl Artistic License
+# Version 2.0.
+# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
+
+scenarios(simulator => 1);
+
+compile(
+    fails => $Self->{vlt_all},
+    expect_filename => $Self->{golden_filename},
+    );
+
+execute(
+    check_finished => 1,
+    ) if !$Self->{vlt_all};
+
+ok(1);
+1;
diff --git a/test_regress/t/t_castdyn_enum.v b/test_regress/t/t_castdyn_enum.v
new file mode 100644
index 000000000..44cf50098
--- /dev/null
+++ b/test_regress/t/t_castdyn_enum.v
@@ -0,0 +1,54 @@
+// DESCRIPTION: Verilator: Verilog Test module
+//
+// This file ONLY is placed under the Creative Commons Public Domain, for
+// any use, without warranty, 2020 by Wilson Snyder.
+// SPDX-License-Identifier: CC0-1.0
+
+typedef enum {TEN=10,
+              ELEVEN=11,
+              SIXTEEN=16} enum_t;
+
+module t (/*AUTOARG*/
+   // Inputs
+   clk
+   );
+   input clk;
+
+   int i;
+   int cyc;
+   enum_t en;
+
+   // Test loop
+   always @ (posedge clk) begin
+      i = $cast(en, cyc);
+`ifdef TEST_VERBOSE
+      $write("[%0t] cyc==%0d i=%0d en=%0d\n",$time, cyc, i, en);
+`endif
+      cyc <= cyc + 1;
+      if (cyc == 10) begin
+         if (i != 1) $stop;
+         if (en != TEN) $stop;
+      end
+      else if (cyc == 11) begin
+         if (i != 1) $stop;
+         if (en != ELEVEN) $stop;
+      end
+      else if (cyc == 12) begin
+         if (i != 0) $stop;
+         if (en != ELEVEN) $stop;
+      end
+      else if (cyc == 16) begin
+         if (i != 1) $stop;
+         if (en != SIXTEEN) $stop;
+      end
+      else if (cyc == 17) begin
+         if (i != 0) $stop;
+         if (en != SIXTEEN) $stop;
+      end
+      else if (cyc == 99) begin
+         $write("*-* All Finished *-*\n");
+         $finish;
+      end
+   end
+
+endmodule