[svn r111] Fixed most problems with complex number support and added typeinfo for them. Added typeinfo ti_C. Did some changes to the way expressions that have both lvalue and rvalue LLVM values are handled.

module bug62;

void main()
{
    int[] arr = [1,2,5,7,9];
    int i = 0;
    foreach(v; arr) {
        i += v;
    }
    printf("sum = %d\n", i);
    assert(i == 24);
}