uintptr(unsafe.Pointer(&y[0])) <= uintptr(unsafe.Pointer(&x[len(x)-1])) } // InexactOverlap reports whether x and y share memory at any non-corresponding // index. The memory beyond the slice length is ignored. Note that x and y can // have different lengths and still not have any inexact overlap. // // InexactOverlap can be used to implement the requirements of the crypto/cipher // AEAD, Block, BlockMode and Stream interfaces. func InexactOverlap(x, y []byte) bool { if len(x) == 0 || len(y) == 0 || &x[0] == &y[0]...