blob: e2d7599131f3f1a4d02b04445e340541d073f1c3 [file] [log] [blame]
// Copyright 2016 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 main
// This program will crash.
// We want the stack trace to include the C functions.
// We use a fake traceback, and a symbolizer that dumps a string we recognize.
/*
#cgo CFLAGS: -g -O0
// Defined in traceback_c.c.
extern int crashInGo;
int tracebackF1(void);
void cgoTraceback(void* parg);
void cgoSymbolizer(void* parg);
*/
import "C"
import (
"runtime"
"unsafe"
)
func init() {
register("CrashTraceback", CrashTraceback)
register("CrashTracebackGo", CrashTracebackGo)
}
func CrashTraceback() {
runtime.SetCgoTraceback(0, unsafe.Pointer(C.cgoTraceback), nil, unsafe.Pointer(C.cgoSymbolizer))
C.tracebackF1()
}
func CrashTracebackGo() {
C.crashInGo = 1
CrashTraceback()
}
//export h1
func h1() {
h2()
}
func h2() {
h3()
}
func h3() {
var x *int
*x = 0
}