Tests: Unsupported on parameters in functions, bug1624.

test_regress/t/t_param_in_func_bad.out

@@ -0,0 +1,7 @@
+%Error: t/t_param_in_func_bad.v:23: Unsupported: Parameters in functions.
+   localparam logic[7:0] digits[10]
+                         ^~~~~~
+%Error: t/t_param_in_func_bad.v:27: Can't find definition of variable: 'digits'
+   return digits[d];
+          ^~~~~~
+%Error: Exiting due to

test_regress/t/t_param_in_func_bad.pl

@@ -0,0 +1,18 @@
+#!/usr/bin/perl
+if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; }
+# DESCRIPTION: Verilator: Verilog Test driver/expect definition
+#
+# Copyright 2019 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.
+
+scenarios(simulator => 1);
+
+lint(
+    fails => 1,
+    expect_filename => $Self->{golden_filename},
+    );
+
+ok(1);
+1;

test_regress/t/t_param_in_func_bad.v

@@ -0,0 +1,28 @@
+// DESCRIPTION: Verilator: Verilog Test module
+//
+// This file ONLY is placed into the Public Domain, for any use,
+// without warranty, 2019 by Driss Hafdi.
+
+module t (/*AUTOARG*/
+   // Inputs
+   clk
+   );
+
+   input clk;
+
+   logic [7:0] digit = getDigit(4'd1);
+
+   initial begin
+      if (digit != "1") $stop;
+      $write("*-* All Finished *-*\n");
+      $finish;
+   end
+endmodule
+
+function automatic logic[7:0] getDigit(logic[3:0] d);
+   localparam logic[7:0] digits[10]
+                         = '{
+                             "0", "1", "2", "3", "4", "5", "6", "7", "8", "9"
+                             };
+   return digits[d];
+endfunction