import std.stdio;

void main()
{
    cfloat temp = 1.0 - float.infinity *1.0i; 
    cfloat temp2 = 0.0 + 1.0i;
    writefln("test1: ", temp * temp2);
    writefln("test2: ", temp * 1.0i);
}

test1: inf+nani
test2: inf+1i