void main () {
	{
		uint foo = 23U;
		uint bar = 42u;
	}
	{
		int foo = 23;
		int bar = 42;
	}
	{
		ulong foo = 23UL;
		ulong bar = 42ul;
	}
	{
		long foo = 23L;
		long bar = 42l;
	}
	{
		uint64 foo = 23ULL;
		uint64 bar = 42ull;
	}
	{
		int64 foo = 23LL;
		int64 bar = 42ll;
	}
	{
		uint64 foo = 18446744073709551615;
		int64 bar = -9223372036854775808;
	}
}