This C++ code generates 25 lines of assembly code. Why does the equivalent Swift code generate 10 times more assembly code?

Question

C++

void arrayTest() {
    int color[4] = {1, 2, 3, 4};
    for(int i = 0; i < 4; i++) 
    {
      color[i] = ((color[i] * 2) + 1);
    }