func error_(err error) {
	panic(gobError{err})
}

// catchError is meant to be used as a deferred function to turn a panic(gobError) into a
// plain error. It overwrites the error return of the function that deferred its call.
func catchError(err *error) {
	if e := recover(); e != nil {
		ge, ok := e.(gobError)
		if !ok {
			panic(e)
		}
		*err = ge.err
	}

		func() {
			x.v++
		}()
		if x.v != 1 {
			panic("x.v != 1")
		}

		type Y struct {
			X
		}
		var y Y
		func() {
			y.v = 1
		}()
		if y.v != 1 {
			panic("y.v != 1")
		}
	}

	{
		type Z struct {
			a [3]byte
		}
		var z Z
		func() {
			i := 0
			for z.a[1] = 1; i < 10; i++ {
			}
		}()
		if z.a[1] != 1 {
			panic("z.a[1] != 1")
		}
	}

	{
		w := 0

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

// Issue 8047. Defer setup during panic shouldn't crash for nil defer.

package main

func main() {
	defer func() {
		// This recover recovers the panic caused by the nil defer func
		// g(). The original panic(1) was already aborted/replaced by this
		// new panic, so when this recover is done, the program completes
		// normally.
		recover()
	}()
	f()
}

				panic(err)
			}
			f = os.NewFile(fd, path)
		default:
			panic("invalid test mode")
		}

		spawnWait := make(chan struct{})

		wg.Add(1)
		go func(f *os.File) {
			defer f.Close()
			defer wg.Done()

			close(spawnWait)

			<-ready

			var buf [256]byte
			n, err := f.Read(buf[:])
			if err != nil {
				panic(err)
			}
			os.Stderr.Write(buf[:n])

	if len(iv) != b.BlockSize() {
		panic("cipher.NewCBCEncrypter: IV length must equal block size")
	}
	return (*cbcEncrypter)(newCBC(b, iv))
}

func (x *cbcEncrypter) BlockSize() int { return x.blockSize }

func (x *cbcEncrypter) CryptBlocks(dst, src []byte) {
	if len(src)%x.blockSize != 0 {
		panic("crypto/cipher: input not full blocks")
	}
	if len(dst) < len(src) {
		panic("crypto/cipher: output smaller than input")
	}

package main

import (
	"strings"
	"unsafe"
)

func main() {
	defer func() {
		err := recover()
		if err == nil {
			panic("expected panic")
		}
		if got := err.(error).Error(); !strings.Contains(got, "slice bounds out of range") {
			panic("expected panic slice out of bound, got " + got)
		}
	}()
	s := make([]int64, 100)
	p := unsafe.Pointer(&s[0])
	n := 1000

	_ = (*[10]int64)(p)[:n:n]

import "./a"

func main() {
	s := a.Func()
	if s[0] != 1 {
		println(s[0])
		panic("s[0] != 1")
	}
	if s[1] != 2+3i {
		println(s[1])
		panic("s[1] != 2+3i")
	}
	if s[2] != 4+5i {
		println(s[2])
		panic("s[2] != 4+5i")
	}

	x := 1 + 2i
	y := a.Mul(x)
	if y != (1+2i)*(3+4i) {
		println(y)
		panic("y != (1+2i)*(3+4i)")
	}

				defer func() {
					recover()
				}()
				defer panic(3)
				panic(2)
			}()
			defer func() {
				recover()
			}()
			panic(1)
		}()
		defer func() {}()
	}()

	var x = 123
	func() {
		// in the original issue, this defer was not executed (which is incorrect)
		defer print(x)
		func() {
			defer func() {}()
			panic(4)
		}()
	}()

	// This is a problem for arm where there is no 16-bit comparison op.
	if ^x != 0 {
		panic("^uint16(0xffff) != 0")
	}
	if ^y != 1 {
		panic("^uint16(0xfffe) != 1")
	}
	if -x != 1 {
		panic("-uint16(0xffff) != 1")
	}
	if a+b != 0 {
		panic("0x7000+0x9000 != 0")
	}

}

func shouldPanic(str string, f func()) {
	defer func() {
		err := recover()
		if err == nil {
			panic("did not panic")
		}
		s := err.(error).Error()
		if !strings.Contains(s, str) {
			panic("got panic " + s + ", want " + str)
		}
	}()

	f()