1// run 2 3// Copyright 2014 The Go Authors. All rights reserved. 4// Use of this source code is governed by a BSD-style 5// license that can be found in the LICENSE file. 6 7// Issue 8047. Defer setup during panic shouldn't crash for nil defer. 8 9package main 10 11func main() { 12 defer func() { 13 // This recover recovers the panic caused by the nil defer func 14 // g(). The original panic(1) was already aborted/replaced by this 15 // new panic, so when this recover is done, the program completes 16 // normally. 17 recover() 18 }() 19 f() 20} 21 22func f() { 23 var g func() 24 defer g() 25 panic(1) 26} 27