github.com/guyezi/gofrontend@v0.0.0-20200228202240-7a62a49e62c0/libgo/misc/cgo/testplugin/testdata/plugin1/plugin1.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  // // No C code required.
     8  import "C"
     9  
    10  import (
    11  	"reflect"
    12  
    13  	"testplugin/common"
    14  )
    15  
    16  func F() int {
    17  	_ = make([]byte, 1<<21) // trigger stack unwind, Issue #18190.
    18  	return 3
    19  }
    20  
    21  func ReadCommonX() int {
    22  	return common.X
    23  }
    24  
    25  var Seven int
    26  
    27  func call(fn func()) {
    28  	fn()
    29  }
    30  
    31  func g() {
    32  	common.X *= Seven
    33  }
    34  
    35  func init() {
    36  	Seven = 7
    37  	call(g)
    38  }
    39  
    40  type sameNameReusedInPlugins struct {
    41  	X string
    42  }
    43  
    44  type sameNameHolder struct {
    45  	F *sameNameReusedInPlugins
    46  }
    47  
    48  func UnexportedNameReuse() {
    49  	h := sameNameHolder{}
    50  	v := reflect.ValueOf(&h).Elem().Field(0)
    51  	newval := reflect.New(v.Type().Elem())
    52  	v.Set(newval)
    53  }
    54  
    55  func main() {
    56  	panic("plugin1.main called")
    57  }