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Viewing changes to test/fixedbugs/issue4562.go

  • Committer: Package Import Robot
  • Author(s): James Page
  • Date: 2013-08-20 14:06:23 UTC
  • mfrom: (14.1.23 saucy-proposed)
  • Revision ID: package-import@ubuntu.com-20130820140623-b414jfxi3m0qkmrq
Tags: 2:1.1.2-2ubuntu1
https://launchpad.net/bugs/1211749
https://launchpad.net/bugs/1202027
* Merge from Debian unstable (LP: #1211749, #1202027). Remaining changes:
  - 016-armhf-elf-header.patch: Use correct ELF header for armhf binaries.
  - d/control,control.cross: Update Breaks/Replaces for Ubuntu
    versions to ensure smooth upgrades, regenerate control file.

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Lines of Context:
test/fixedbugs/issue4562.go
 
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// run
 
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// Copyright 2012 The Go Authors.  All rights reserved.
 
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// Use of this source code is governed by a BSD-style
 
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// license that can be found in the LICENSE file.
 
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package main
 
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import (
 
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        "fmt"
 
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        "runtime"
 
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        "strings"
 
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)
 
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type T struct {
 
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        val int
 
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}
 
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func main() {
 
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        defer expectError(22)
 
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        var pT *T
 
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        switch pT.val { // error should be here - line 22
 
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        case 0:
 
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                fmt.Println("0")
 
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        case 1: // used to show up here instead
 
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                fmt.Println("1")
 
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        case 2:
 
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                fmt.Println("2")
 
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        }
 
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        fmt.Println("finished")
 
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}
 
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func expectError(expectLine int) {
 
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        if recover() == nil {
 
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                panic("did not crash")
 
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        }
 
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        for i := 1;; i++ {
 
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                _, file, line, ok := runtime.Caller(i)
 
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                if !ok {
 
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                        panic("cannot find issue4562.go on stack")
 
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                }
 
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                if strings.HasSuffix(file, "issue4562.go") {
 
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                        if line != expectLine {
 
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                                panic(fmt.Sprintf("crashed at line %d, wanted line %d", line, expectLine))
 
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                        }
 
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                        break
 
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                }
 
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        }
 
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}