github.com/epfl-dcsl/gotee@v0.0.0-20200909122901-014b35f5e5e9/misc/cgo/testplugin/src/plugin2/plugin2.go (about)

     1  // Copyright 2016 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package main
     6  
     7  //#include <errno.h>
     8  //#include <string.h>
     9  import "C"
    10  
    11  // #include
    12  // void cfunc() {} // uses cgo_topofstack
    13  
    14  import (
    15  	"common"
    16  	"reflect"
    17  	"strings"
    18  )
    19  
    20  func init() {
    21  	_ = strings.NewReplacer() // trigger stack unwind, Issue #18190.
    22  	C.strerror(C.EIO)         // uses cgo_topofstack
    23  	common.X = 2
    24  }
    25  
    26  type sameNameReusedInPlugins struct {
    27  	X string
    28  }
    29  
    30  type sameNameHolder struct {
    31  	F *sameNameReusedInPlugins
    32  }
    33  
    34  func UnexportedNameReuse() {
    35  	h := sameNameHolder{}
    36  	v := reflect.ValueOf(&h).Elem().Field(0)
    37  	newval := reflect.New(v.Type().Elem())
    38  	v.Set(newval)
    39  }
    40  
    41  func main() {
    42  	panic("plugin1.main called")
    43  }