// Package heap provides heap operations for any type that implements
// heap.Interface. A heap is a tree with the property that each node is the
// minimum-valued node in its subtree.
//
// The minimum element in the tree is the root, at index 0.
//
// A heap is a common way to implement a priority queue. To build a priority
// queue, implement the Heap interface with the (negative) priority as the

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package ld

import "cmd/link/internal/loader"

// Min-heap implementation, for the deadcode pass.
// Specialized for loader.Sym elements.

type heap []loader.Sym

func (h *heap) push(s loader.Sym) {
	*h = append(*h, s)
	// sift up
	n := len(*h) - 1
	for n > 0 {
		p := (n - 1) / 2 // parent
		if (*h)[p] <= (*h)[n] {
			break

//	Portions Copyright © 2009 The Go Authors. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is

logo-head.png...

Michael Fraenkel <******@****.***> 1527110615 -0400

Laura Kassovic <******@****.***> 1701107622 -0800

Russ Cox <******@****.***> 1649017808 -0400

)

// RealEventClock fires event on real world time
type Real struct {
	clock.RealClock
}

var _ Interface = Real{}

// EventAfterDuration schedules an EventFunc
func (Real) EventAfterDuration(f EventFunc, d time.Duration) {
	ch := time.After(d)
	go func() {
		t := <-ch
		f(t)
	}()
}

// EventAfterTime schedules an EventFunc
func (r Real) EventAfterTime(f EventFunc, t time.Time) {

Koki Igarashi <******@****.***> 1581510110 +0900

See the License for the specific language governing permissions and
limitations under the License.
*/

// This file was copied from client-go/tools/cache/heap.go and modified
// for our non thread-safe heap

package heap

import (
	"testing"
)

func testHeapObjectKeyFunc(obj interface{}) (string, error) {
	return obj.(testHeapObject).name, nil
}

type testHeapObject struct {