Add regression tests for class properties shadowing type names

Check that a class property can have the same name as a type declared in
an outer scope, or a type imported through a wildcard import. Also check
that a class property can have the same name as the class itself.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>

ivtest/ivltests/sv_class_prop_class_name.v

@@ -0,0 +1,37 @@
+// Check that a class property can have the same name as the class.
+
+module test;
+
+  bit failed = 1'b0;
+
+  `define check(val, exp) do \
+    if (val !== exp) begin \
+      $display("FAILED(%0d). '%s' expected %0d, got %0d", `__LINE__, `"val`", exp, val); \
+      failed = 1'b1; \
+    end \
+  while(0)
+
+  class C;
+    int C;
+
+    function int get;
+      return C;
+    endfunction
+  endclass
+
+  C obj;
+
+  initial begin
+    obj = new;
+
+    obj.C = 23;
+
+    `check(obj.get(), 23);
+    `check(obj.C, 23);
+
+    if (!failed) begin
+      $display("PASSED");
+    end
+  end
+
+endmodule

ivtest/ivltests/sv_class_prop_type_name.v

@@ -0,0 +1,39 @@
+// Check that a class property can have the same name as an outer type.
+
+module test;
+
+  typedef int T;
+
+  bit failed = 1'b0;
+
+  `define check(val, exp) do \
+    if (val !== exp) begin \
+      $display("FAILED(%0d). '%s' expected %0d, got %0d", `__LINE__, `"val`", exp, val); \
+      failed = 1'b1; \
+    end \
+  while(0)
+
+  class C;
+    int T;
+
+    function int get;
+      return T;
+    endfunction
+  endclass
+
+  C obj;
+
+  initial begin
+    obj = new;
+
+    obj.T = 11;
+
+    `check(obj.get(), 11);
+    `check(obj.T, 11);
+
+    if (!failed) begin
+      $display("PASSED");
+    end
+  end
+
+endmodule

ivtest/ivltests/sv_class_prop_wildcard_type_name.v

@@ -0,0 +1,45 @@
+// Check that a class property can shadow a wildcard-imported type name.
+
+package P;
+
+  typedef int T;
+
+endpackage
+
+module test;
+
+  import P::*;
+
+  bit failed = 1'b0;
+
+  `define check(val, exp) do \
+    if (val !== exp) begin \
+      $display("FAILED(%0d). '%s' expected %0d, got %0d", `__LINE__, `"val`", exp, val); \
+      failed = 1'b1; \
+    end \
+  while(0)
+
+  class C;
+    int T;
+
+    function int get;
+      return T;
+    endfunction
+  endclass
+
+  C obj;
+
+  initial begin
+    obj = new;
+
+    obj.T = 47;
+
+    `check(obj.get(), 47);
+    `check(obj.T, 47);
+
+    if (!failed) begin
+      $display("PASSED");
+    end
+  end
+
+endmodule

ivtest/regress-vvp.list

@@ -279,8 +279,11 @@ sv_chained_constructor4		vvp_tests/sv_chained_constructor4.json
 sv_chained_constructor5		vvp_tests/sv_chained_constructor5.json
 sv_class_prop_assign_op1	vvp_tests/sv_class_prop_assign_op1.json
 sv_class_prop_assign_op2	vvp_tests/sv_class_prop_assign_op2.json
+sv_class_prop_class_name	vvp_tests/sv_class_prop_class_name.json
 sv_class_prop_logic		vvp_tests/sv_class_prop_logic.json
 sv_class_prop_packed_dims	vvp_tests/sv_class_prop_packed_dims.json
+sv_class_prop_type_name	vvp_tests/sv_class_prop_type_name.json
+sv_class_prop_wildcard_type_name	vvp_tests/sv_class_prop_wildcard_type_name.json
 sv_class_prop_nest_darray1	vvp_tests/sv_class_prop_nest_darray1.json
 sv_class_prop_nest_obj1		vvp_tests/sv_class_prop_nest_obj1.json
 sv_class_prop_nest_real1	vvp_tests/sv_class_prop_nest_real1.json

ivtest/vvp_tests/sv_class_prop_class_name.json

@@ -0,0 +1,9 @@
+{
+    "type"          : "normal",
+    "source"        : "sv_class_prop_class_name.v",
+    "iverilog-args" : [ "-g2005-sv" ],
+    "vlog95" : {
+        "__comment"     : "Classes are not supported",
+        "type"          : "CE"
+    }
+}

ivtest/vvp_tests/sv_class_prop_type_name.json

@@ -0,0 +1,9 @@
+{
+    "type"          : "normal",
+    "source"        : "sv_class_prop_type_name.v",
+    "iverilog-args" : [ "-g2005-sv" ],
+    "vlog95" : {
+        "__comment"     : "Classes are not supported",
+        "type"          : "CE"
+    }
+}

ivtest/vvp_tests/sv_class_prop_wildcard_type_name.json

@@ -0,0 +1,9 @@
+{
+    "type"          : "normal",
+    "source"        : "sv_class_prop_wildcard_type_name.v",
+    "iverilog-args" : [ "-g2005-sv" ],
+    "vlog95" : {
+        "__comment"     : "Classes are not supported",
+        "type"          : "CE"
+    }
+}