switch intSize {
	case 32:
		for i := range atoi32tests {
			test := &atoi32tests[i]
			out, ok := runtime.Atoi(test.in)
			if test.out != int32(out) || test.ok != ok {
				t.Errorf("atoi(%q) = (%v, %v) want (%v, %v)",
					test.in, out, ok, test.out, test.ok)
			}
		}
	case 64:
		for i := range atoi64tests {
			test := &atoi64tests[i]
			out, ok := runtime.Atoi(test.in)

}

func BenchmarkFormatInt(b *testing.B) {
	for i := 0; i < b.N; i++ {
		for _, test := range itob64tests {
			s := FormatInt(test.in, test.base)
			BenchSink += len(s)
		}
	}
}

func BenchmarkAppendInt(b *testing.B) {
	dst := make([]byte, 0, 30)
	for i := 0; i < b.N; i++ {
		for _, test := range itob64tests {
			dst = AppendInt(dst[:0], test.in, test.base)
			BenchSink += len(dst)
		}
	}
}