stdout '(?s)--- PASS.*--- FAIL.*'
stdout 'panic: test executed panic\(nil\) or runtime\.Goexit'

-- go.mod --
module examplegoexit

go 1.16
-- example_test.go --
package main

import (
	"fmt"
	"runtime"
)

func ExamplePass() {
	fmt.Println("pass")
	// Output:
	// pass
}

func ExampleGoexit() {
	runtime.Goexit()
	// Output:

main·f+0x26 /home/gri/go/test/bugs/bug206.go:16
	main·f(0x2b9560, 0x0)
main·main+0xc3 /home/gri/go/test/bugs/bug206.go:23
	main·main()
mainstart+0xf /home/gri/go/src/pkg/runtime/amd64/asm.s:55
	mainstart()
goexit /home/gri/go/src/pkg/runtime/proc.c:133
	goexit()

# Cleanup should run after F.Skip.
go test -run=FuzzTargetSkip
stdout cleanup

# Cleanup should run after F.Fatal.
! go test -run=FuzzTargetFatal
stdout cleanup

# Cleanup should run after an unexpected runtime.Goexit.
! go test -run=FuzzTargetGoexit
stdout cleanup

# Cleanup should run after panic.
! go test -run=FuzzTargetPanic
stdout cleanup

# Cleanup should run in fuzz function on seed corpus.

	go f2(c)
	<-c
}

func f1(done chan bool) {
	defer func() {
		recover()
		done <- true
		runtime.Goexit() // left stack-allocated Panic struct on gp->panic stack
	}()
	panic("p")
}

func f2(done chan bool) {
	defer func() {
		recover()
		done <- true
		runtime.Goexit()
	}()
	time.Sleep(10 * time.Millisecond) // overwrote Panic struct with Timer struct

	runtime.panic(0x0, 0x24e0a0)
main.main+0xef /home/gri/go1/test/bugs/bug286.go:76
	main.main()
mainstart+0xf /home/gri/go1/src/pkg/runtime/amd64/asm.s:60
	mainstart()
goexit /home/gri/go1/src/pkg/runtime/proc.c:145
	goexit()

	defer func() {
		c <- 0
	}()
	go func() {
		os.Exit(<-c)
	}()
	runtime.Goexit()
}

func main() {
}

/* Before fix:

invalid m->locked = 2
fatal error: internal lockOSThread error

goroutine 2 [runnable]:
runtime.MHeap_Scavenger()
	/Users/rsc/g/go/src/pkg/runtime/mheap.c:438
runtime.goexit()
	/Users/rsc/g/go/src/pkg/runtime/proc.c:1313
created by runtime.main

cp go.sum go.list.sum
go mod tidy
cmp go.sum go.list.sum

-- go.mod --
module m

go 1.15

-- noexist/use.go --
// ignore tags prevents errors in 'go mod tidy'
// +build ignore

package use

import _ "example.com/join/subpkg/noexist"

-- exist/use.go --
package use

	// immediately) to unexpectedly block on reading from the pipe.
	var (
		nHangs       = runtime.GOMAXPROCS(0)
		nExits       = runtime.GOMAXPROCS(0)
		hangs, exits sync.WaitGroup
	)
	hangs.Add(nHangs)
	exits.Add(nExits)

	// ready is done when the goroutines have done as much work as possible to
	// prepare to create subprocesses. It isn't strictly necessary for the test,

	// goroutines for test
	"testing.Main(",
	"testing.tRunner(",
	"testing.(*M).",

	// go runtime
	"runtime.goexit",
	"created by runtime.gc",
	"runtime.MHeap_Scavenger",
	"signal.signal_recv",
	"sigterm.handler",
	"runtime_mcall",

	// created by leak checker
	"created by runtime/trace.Start",
	"interestingGoroutines",

	testCases := []struct {
		desc  string
		flags []string
		want  string
	}{
		{
			desc:  "Issue 48502: call runtime.Goexit in t.Cleanup after panic",
			flags: []string{"-test.run=^TestGoexitInCleanupAfterPanicHelper$"},
			want: `panic: die
	panic: test executed panic(nil) or runtime.Goexit`,
		},
		{
			desc:  "Issue 48515: call t.Run in t.Cleanup should trigger panic",