return s + SlashSeparator
		}
		return s
	}
	if trailingSlash {
		dst.WriteByte(SlashSeparatorChar)
	}
	return dst.String()
}

// hasSuffixByte returns true if the last byte of s is 'suffix'
func hasSuffixByte(s string, suffix byte) bool {
	return len(s) > 0 && s[len(s)-1] == suffix
}

// pathNeedsClean returns whether path.Clean may change the path.

	"github.com/minio/minio/internal/crypto"
	"github.com/minio/pkg/v3/trie"
)

func pathJoinOld(elem ...string) string {
	trailingSlash := ""
	if len(elem) > 0 {
		if hasSuffixByte(elem[len(elem)-1], SlashSeparatorChar) {
			trailingSlash = SlashSeparator
		}
	}
	return path.Join(elem...) + trailingSlash
}

func concatNaive(ss ...string) string {
	rs := ss[0]