//TODO: FCOMFP (R11)                    // 41d81b
	//TODO: FCOMPL (BX)                     // dc1b
	//TODO: FCOMPL (R11)                    // 41dc1b
	//TODO: FCOMPP                          // ded9
	FCOS                                    // d9ff
	FDECSTP                                 // d9f6
	FDIVD F2, F0                            // d8f2
	FDIVD F3, F0                            // d8f3

value is a constant.
</p>

<pre>
var a = complex(2, -2)             // complex128
const b = complex(1.0, -1.4)       // untyped complex constant 1 - 1.4i
x := float32(math.Cos(math.Pi/2))  // float32
var c64 = complex(5, -x)           // complex64
var s int = complex(1, 0)          // untyped complex constant 1 + 0i can be converted to int