Merge pull request #1450 from diffblue/parameters11

KNOWNBUG test for SystemVerilog typedefs

Author: tautschnig

regression/verilog/modules/parameters11.desc

@@ -0,0 +1,7 @@
+KNOWNBUG
+parameters11.sv
+--bound 0
+^EXIT=0$
+^SIGNAL=0$
+--
+^warning: ignoring

regression/verilog/modules/parameters11.sv

@@ -0,0 +1,21 @@
+module my_module;
+
+  parameter some_parameter = 8;
+
+  // typedefs may depend on parameters  
+  typedef bit [some_parameter-1:0] some_type;
+  wire some_type some_wire = -1;
+
+endmodule
+
+module main;
+
+  my_module m8();
+  my_module #(.some_parameter(4)) m4();
+  my_module #(2) m2();
+
+  initial p1: assert (m8.some_wire==255);
+  initial p2: assert (m4.some_wire==15);
+  initial p3: assert (m2.some_wire==3);
+
+endmodule