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Source file test/fixedbugs/issue5963.go

Documentation: test/fixedbugs

     1  // run
     2  
     3  // Copyright 2013 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  // Used to die in runtime due to init goroutine exiting while
     8  // locked to main thread.
     9  
    10  package main
    11  
    12  import (
    13  	"os"
    14  	"runtime"
    15  )
    16  
    17  func init() {
    18  	c := make(chan int, 1)
    19  	defer func() {
    20  		c <- 0
    21  	}()
    22  	go func() {
    23  		os.Exit(<-c)
    24  	}()
    25  	runtime.Goexit()
    26  }
    27  
    28  func main() {
    29  }
    30  
    31  /* Before fix:
    32  
    33  invalid m->locked = 2
    34  fatal error: internal lockOSThread error
    35  
    36  goroutine 2 [runnable]:
    37  runtime.MHeap_Scavenger()
    38  	/Users/rsc/g/go/src/pkg/runtime/mheap.c:438
    39  runtime.goexit()
    40  	/Users/rsc/g/go/src/pkg/runtime/proc.c:1313
    41  created by runtime.main
    42  	/Users/rsc/g/go/src/pkg/runtime/proc.c:165
    43  
    44  goroutine 3 [runnable]:
    45  main.func·002()
    46  	/Users/rsc/g/go/test/fixedbugs/issue5963.go:22
    47  created by main.init·1
    48  	/Users/rsc/g/go/test/fixedbugs/issue5963.go:24 +0xb9
    49  exit status 2
    50  */
    51  

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