[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown. Updates to runtime. Rebuild!

module scope3;

void main()
{
    int i;
    while (i < 10) {
        scope(success) i++;
    }
    printf("%d\n", i);
}