module functions01;

wire [3:0]x;
wire [3:0]y[0:5];
wire [3:0]z[0:5][0:7];

//wire [$size(x)-1:0]x_size;
//wire [$size({x, x})-1:0]xx_size;
//wire [$size(y)-1:0]y_size;
//wire [$size(z)-1:0]z_size;

assert property ($size(x) == 4);
assert property ($size({3{x}}) == 3*4);
assert property ($size(y) == 6);
assert property ($size(y, 1) == 6);
assert property ($size(y, 2) == 4);

//wire [$bits(x)-1:0]x_bits;
//wire [$bits({x, x})-1:0]xx_bits;

assert property ($bits(x) == 4);
assert property ($bits(y) == 4*6);
assert property ($bits(z) == 4*6*8);


endmodule