// instead of >= uint32max and then running this program:
//
//	package main
//
//	import (
//		"archive/zip"
//		"bytes"
//		"io"
//		"log"
//		"os"
//	)
//
//	type zeros struct{}
//
//	func (zeros) Read(b []byte) (int, error) {
//		clear(b)
//		return len(b), nil
//	}
//
//	func main() {
//		bigZip := makeZip("big.file", io.LimitReader(zeros{}, 1<<32-1))

//
// to sbCheck, and returns true. If a is a simple variable or field reference,
// it writes
//
//	_cgoIndexNN := &a
//
// and dereferences the uses of _cgoIndexNN. Taking the address avoids
// making a copy of an array.
//
// This tells _cgoCheckPointer to check the complete contents of the
// slice or array being indexed, but no other part of the memory allocation.