Use TargetRegistry instead of TargetMachineRegistry for Target lookups This fixes the build for LLVM >= r75774 and will probably break older LLVM revs.

module complex3;

void main()
{
    cfloat c1 = 1f + 0i;
    cfloat c2 = 0f + 0i;
    c2 += 1f + 0i;
    assert(c1 == c2);
}