warningRecorder.AddWarning("", "e")          // triggering item, 16 total
	warningRecorder.AddWarning("", "ffffffffff") // long item to get truncated, 21 total
	warningRecorder.AddWarning("", "ffffffffff") // duplicate item
	warningRecorder.AddWarning("", "gggggggggg") // item to get truncated, 26 total

	//	chki16(int16(f64), 0)

	chki32(int32(i8), ci8&0xffffffff-1<<32)
	chki32(int32(i16), ci16&0xffffffff-1<<32)
	chki32(int32(i32), ci32&0xffffffff-1<<32)
	chki32(int32(i64), ci64&0xffffffff)
	chki32(int32(u8), cu8&0xffffffff)
	chki32(int32(u16), cu16&0xffffffff)
	chki32(int32(u32), cu32&0xffffffff-1<<32)
	chki32(int32(u64), cu64&0xffffffff-1<<32)
	//	chki32(int32(f32), 0)
	//	chki32(int32(f64), 0)

	binary.BigEndian.PutUint32(digest[0:], d.h[0]^0xFFFFFFFF)
	binary.BigEndian.PutUint32(digest[4:], d.h[1]^0xFFFFFFFF)
	binary.BigEndian.PutUint32(digest[8:], d.h[2]^0xFFFFFFFF)
	binary.BigEndian.PutUint32(digest[12:], d.h[3]^0xFFFFFFFF)
	binary.BigEndian.PutUint32(digest[16:], d.h[4]^0xFFFFFFFF)
	binary.BigEndian.PutUint32(digest[20:], d.h[5]^0xFFFFFFFF)
	binary.BigEndian.PutUint32(digest[24:], d.h[6]^0xFFFFFFFF)

package main

const B32 = 1<<32 - 1
const C32 = (-1) & ((1 << 32) - 1)
const D32 = ^0

func main() {
	if B32 != 0xFFFFFFFF {
		println("1<<32 - 1 is", B32, "should be", 0xFFFFFFFF)
		panic("fail")
	}
	if C32 != 0xFFFFFFFF {
		println("(-1) & ((1<<32) - 1) is", C32, "should be", 0xFFFFFFFF)
		panic("fail")
	}
	if D32 != -1 {
		println("^0 is", D32, "should be", -1)
		panic("fail")
	}

}

var mask2 = mask1

func main() {
	res1 := mask1(0x1, 0xfffffffeffffffff)
	res2 := mask2(0x1, 0xfffffffeffffffff)
	if res1 != 0xffffffff {
		println("got", res1, "want", 0xffffffff)
		panic("FAIL")
	}
	if res2 != 0xffffffff {
		println("got", res2, "want", 0xffffffff)
		panic("FAIL")
	}

package main

import (
	"fmt"
	"math/big"
)

//go:noinline
func f(x uint32) *big.Int {
	return big.NewInt(int64(x))
}
func main() {
	b := f(0xffffffff)
	c := big.NewInt(0xffffffff)
	if b.Cmp(c) != 0 {
		panic(fmt.Sprintf("b:%x c:%x", b, c))
	}

iptables -t mangle -A ISTIO_OUTPUT -m connmark --mark 0x111/0xfff -j CONNMARK --restore-mark --nfmask 0xffffffff --ctmask 0xffffffff
iptables -t nat -A ISTIO_OUTPUT ! -o lo -p udp -m udp --dport 53 -j REDIRECT --to-port 15053
iptables -t nat -A ISTIO_OUTPUT -p tcp -m mark --mark 0x111/0xfff -j ACCEPT

package unix

import (
	"syscall"
	"unsafe"
)

func seek(fd int, offset int64, whence int) (int64, syscall.Errno) {
	var newoffset int64
	offsetLow := uint32(offset & 0xffffffff)
	offsetHigh := uint32((offset >> 32) & 0xffffffff)
	_, _, err := Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offsetHigh), uintptr(offsetLow), uintptr(unsafe.Pointer(&newoffset)), uintptr(whence), 0)
	return newoffset, err

		println("bad f32", got)
	}
	if got := f16(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1); got != 0xffff {
		println("bad f16", got)
	}
	if got := f8(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1); got != 0xff {
		println("bad f8", got)
	}
	if got := g32(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xffffffff); got != -1 {
		println("bad g32", got)
	}

package unix

import (
	"syscall"
	"unsafe"
)

func seek(fd int, offset int64, whence int) (int64, syscall.Errno) {
	var newoffset int64
	offsetLow := uint32(offset & 0xffffffff)
	offsetHigh := uint32((offset >> 32) & 0xffffffff)
	_, _, err := Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offsetHigh), uintptr(offsetLow), uintptr(unsafe.Pointer(&newoffset)), uintptr(whence), 0)
	return newoffset, err
}