import (
	"bufio"
	"debug/elf"
	"encoding/binary"
	"fmt"
	"io"
)

const (
	maxNoteSize        = 1 << 20 // in bytes
	noteTypeGNUBuildID = 3
)

// elfNote is the payload of a Note Section in an ELF file.
type elfNote struct {
	Name string // Contents of the "name" field, omitting the trailing zero byte.
	Desc []byte // Contents of the "desc" field.
	Type uint32 // Contents of the "type" field.
}

// license that can be found in the LICENSE file.

// Package relnote supports working with release notes.
//
// Its main feature is the ability to merge Markdown fragments into a single
// document. (See [Merge].)
//
// This package has minimal imports, so that it can be vendored into the
// main go repo.
package relnote

import (
	"bufio"
	"bytes"
	"errors"
	"fmt"
	"io"
	"io/fs"
	"path"

			// of estimating the additional comparison cost.
			if elNode := l.listElementNode(*target); elNode != nil {
				k := elNode.Type().Kind()
				if k == types.StringKind || k == types.BytesKind {
					sz := l.sizeEstimate(elNode)
					elCost = elCost.Add(sz.MultiplyByCostFactor(common.StringTraversalCostFactor))
				}

type stackWorkBufHdr struct {
	_ sys.NotInHeap
	workbufhdr
	next *stackWorkBuf // linked list of workbufs
	// Note: we could theoretically repurpose lfnode.next as this next pointer.
	// It would save 1 word, but that probably isn't worth busting open
	// the lfnode API.
}

// Buffer for stack objects found on a goroutine stack.
// Must be smaller than or equal to workbuf.
type stackObjectBuf struct {
	_ sys.NotInHeap

}

const PreemptMSupported = preemptMSupported

type LFNode struct {
	Next    uint64
	Pushcnt uintptr
}

func LFStackPush(head *uint64, node *LFNode) {
	(*lfstack)(head).push((*lfnode)(unsafe.Pointer(node)))
}

func LFStackPop(head *uint64) *LFNode {
	return (*LFNode)((*lfstack)(head).pop())
}
func LFNodeValidate(node *LFNode) {
	lfnodeValidate((*lfnode)(unsafe.Pointer(node)))
}

func Netpoll(delta int64) {

}

const (
	spanSetBlockEntries = 512 // 4KB on 64-bit
	spanSetInitSpineCap = 256 // Enough for 1GB heap on 64-bit
)

type spanSetBlock struct {
	// Free spanSetBlocks are managed via a lock-free stack.
	lfnode

	// popped is the number of pop operations that have occurred on
	// this block. This number is used to help determine when a block
	// may be safely recycled.
	popped atomic.Uint32

    border-radius: 10px;
    font-size: 1rem;
    border: 0;
    box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.4)
}

#scroll-to-top:hover {
    color: #de7d40
}

@media screen {
    .endnote-ref {
        display: none
    }
}

@media print {
    .col-md-9, .col-lg-7, .col-xl-8 {
        max-width: 83.2%;
        flex: 0 0 83.2%
    }

    .col-12 {
        max-width: 100%;

// Internally, the GC work pool is kept in arrays in work buffers.
// The gcWork interface caches a work buffer until full (or empty) to
// avoid contending on the global work buffer lists.

type workbufhdr struct {
	node lfnode // must be first
	nobj int
}

type workbuf struct {
	_ sys.NotInHeap
	workbufhdr
	// account for the above fields
	obj [(_WorkbufSize - unsafe.Sizeof(workbufhdr{})) / goarch.PtrSize]uintptr
}

	name      string
	file      string
	line      int32
	startLine int32
}

type itab = abi.ITab

// Lock-free stack node.
// Also known to export_test.go.
type lfnode struct {
	next    uint64
	pushcnt uintptr
}

type forcegcstate struct {
	lock mutex
	g    *g
	idle atomic.Bool
}

// A _defer holds an entry on the list of deferred calls.