// Check that function calls within an assignment pattern are evaluated
// correctly. The result should be the same as assigning the expression to a
// variable with the same type as the base type of the assignment pattern
// target.


module test;

  int d[];
  int tmp;

  bit failed = 1'b0;

  `define check(expr) \
    d = '{expr}; \
    tmp = expr; \
    if (d[0] !== tmp) begin \
      $display("FAILED: `%s`, got %0d, expected %0d", `"expr`", d[0], tmp); \
      failed = 1'b1; \
    end

  int x, y;

  function int fn(int x);
    return x*2;
  endfunction

  initial begin
    x = -3;
    y = 10;

    `check(fn(x))
    `check($clog2(y))

    if (!failed) begin
      $display("PASSED");
    end
  end

endmodule