// principle, but currently our linker reads in all symbols
// regardless, so this would slow down and bloat all links. If the
// linker gets more efficient about this, we should revisit this
// approach.

package runtime_test

import (
	"fmt"
	"internal/testenv"
	"regexp"
	"runtime"
	"strings"
	"sync"
	"sync/atomic"
	"testing"
)

func skipDebugLog(t *testing.T) {
	if !runtime.DlogEnabled {

// Copyright 2024 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import (
	"internal/testenv"
	"runtime"
	"strings"
	"testing"
)

func TestCoroLockOSThread(t *testing.T) {
	for _, test := range []string{
		"CoroLockOSThreadIterLock",
		"CoroLockOSThreadIterLockYield",
		"CoroLockOSThreadLock",

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import (
	"bytes"
	"internal/testenv"
	"os"
	"os/exec"
	"testing"
)

// Test that the generated code for the lock rank graph is up-to-date.
func TestLockRankGenerated(t *testing.T) {
	testenv.MustHaveGoRun(t)

// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import (
	"os"
	"syscall"
	"testing"
	"unsafe"
)

// TestMemmoveOverflow maps 3GB of memory and calls memmove on
// the corresponding slice.
func TestMemmoveOverflow(t *testing.T) {
	t.Parallel()
	// Create a temporary file.

// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import (
	"strings"
	"testing"
)

// Test that panics print out the underlying value
// when the underlying kind is directly printable.
// Issue: https://golang.org/issues/37531
func TestPanicWithDirectlyPrintableCustomTypes(t *testing.T) {
	tests := []struct {

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import (
	"runtime"
	"sync"
	"testing"
)

type response struct {
}

type myError struct {
}

func (myError) Error() string { return "" }

func doRequest(useSelect bool) (*response, error) {
	type async struct {
		resp *response

// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import "testing"

var s int

func BenchmarkCallClosure(b *testing.B) {
	for i := 0; i < b.N; i++ {
		s += func(ii int) int { return 2 * ii }(i)
	}
}

func BenchmarkCallClosure1(b *testing.B) {
	for i := 0; i < b.N; i++ {
		j := i

// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import (
	"testing"
)

var res int64
var ures uint64

func TestFloatTruncation(t *testing.T) {
	testdata := []struct {
		input      float64
		convInt64  int64
		convUInt64 uint64
		overflow   bool
	}{
		// max +- 1
		{

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import (
	"math/cmplx"
	"testing"
)

var result complex128

func BenchmarkComplex128DivNormal(b *testing.B) {
	d := 15 + 2i
	n := 32 + 3i
	res := 0i
	for i := 0; i < b.N; i++ {
		n += 0.1i
		res += n / d
	}
	result = res
}

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package runtime_test

import (
	"internal/platform"
	"internal/testenv"
	"os/exec"
	"runtime"
	"strings"
	"testing"
)

func TestExitHooks(t *testing.T) {
	bmodes := []string{""}
	if testing.Short() {
		t.Skip("skipping due to -short")
	}