Add regression tests for assigning scalar value to array

Check that trying to assign a scalar value to an array results in an error.

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

ivtest/ivltests/sv_array_assign_fail1.v

@@ -0,0 +1,13 @@
+// Check that trying to do a procedural assign of a scalar to an array results
+// in an error.
+
+module test;
+
+  integer x[1:0];
+
+  initial begin
+    x = 10; // Error, scalar assigned to array
+    $display("FAILED");
+  end
+
+endmodule

ivtest/ivltests/sv_array_assign_fail2.v

@@ -0,0 +1,14 @@
+// Check that trying to do a continuous assign of a scalar to an array results
+// in an error.
+
+module test;
+
+  integer x[1:0];
+
+  assign x = 10; // Error, scalar assigned to array
+
+  initial begin
+    $display("FAILED");
+  end
+
+endmodule

ivtest/regress-vvp.list

@@ -53,6 +53,8 @@ sv_ap_uarray5			vvp_tests/sv_ap_uarray5.json
 sv_ap_uarray6			vvp_tests/sv_ap_uarray6.json
 sv_ap_uarray_fail1		vvp_tests/sv_ap_uarray_fail1.json
 sv_ap_uarray_fail2		vvp_tests/sv_ap_uarray_fail2.json
+sv_array_assign_fail1	vvp_tests/sv_array_assign_fail1.json
+sv_array_assign_fail2	vvp_tests/sv_array_assign_fail2.json
 sv_array_cassign6		vvp_tests/sv_array_cassign6.json
 sv_array_cassign7		vvp_tests/sv_array_cassign7.json
 sv_foreach9			vvp_tests/sv_foreach9.json

ivtest/vvp_tests/sv_array_assign_fail1.json

@@ -0,0 +1,5 @@
+{
+    "type"          : "CE",
+    "source"        : "sv_array_assign_fail1.v",
+    "iverilog-args" : [ "-g2005-sv" ]
+}

ivtest/vvp_tests/sv_array_assign_fail2.json

@@ -0,0 +1,5 @@
+{
+    "type"          : "CE",
+    "source"        : "sv_array_assign_fail2.v",
+    "iverilog-args" : [ "-g2005-sv" ]
+}