Added -version=Tango in default llvmdc.conf Fixed problem with array casts, all DWT modules needed for HelloWorld1 samples now compile. Still some linking issues.

module bug64;

void main()
{
    float f;
    float* p = &f;
    float* end1 = p+1;
    float* end2 = 1+p;
    assert(end1 is end2);
}