| 1 | // Copyright 2015 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 | // This file contains tests for the cgo checker. |
| 6 | |
| 7 | package a |
| 8 | |
| 9 | // void f(void *ptr) {} |
| 10 | import "C" |
| 11 | |
| 12 | import "unsafe" |
| 13 | |
| 14 | func CgoTests() { |
| 15 | var c chan bool |
| 16 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&c))) // want "embedded pointer" |
| 17 | C.f(unsafe.Pointer(&c)) // want "embedded pointer" |
| 18 | |
| 19 | var m map[string]string |
| 20 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&m))) // want "embedded pointer" |
| 21 | C.f(unsafe.Pointer(&m)) // want "embedded pointer" |
| 22 | |
| 23 | var f func() |
| 24 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&f))) // want "embedded pointer" |
| 25 | C.f(unsafe.Pointer(&f)) // want "embedded pointer" |
| 26 | |
| 27 | var s []int |
| 28 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&s))) // want "embedded pointer" |
| 29 | C.f(unsafe.Pointer(&s)) // want "embedded pointer" |
| 30 | |
| 31 | var a [1][]int |
| 32 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&a))) // want "embedded pointer" |
| 33 | C.f(unsafe.Pointer(&a)) // want "embedded pointer" |
| 34 | |
| 35 | var st struct{ f []int } |
| 36 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&st))) // want "embedded pointer" |
| 37 | C.f(unsafe.Pointer(&st)) // want "embedded pointer" |
| 38 | |
| 39 | var st3 S |
| 40 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&st3))) // want "embedded pointer" |
| 41 | C.f(unsafe.Pointer(&st3)) // want "embedded pointer" |
| 42 | |
| 43 | // The following cases are OK. |
| 44 | var i int |
| 45 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&i))) |
| 46 | C.f(unsafe.Pointer(&i)) |
| 47 | |
| 48 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&s[0]))) |
| 49 | C.f(unsafe.Pointer(&s[0])) |
| 50 | |
| 51 | var a2 [1]int |
| 52 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&a2))) |
| 53 | C.f(unsafe.Pointer(&a2)) |
| 54 | |
| 55 | var st2 struct{ i int } |
| 56 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&st2))) |
| 57 | C.f(unsafe.Pointer(&st2)) |
| 58 | |
| 59 | var st4 S2 |
| 60 | C.f(*(*unsafe.Pointer)(unsafe.Pointer(&st4))) |
| 61 | C.f(unsafe.Pointer(&st4)) |
| 62 | |
| 63 | type cgoStruct struct{ p *cgoStruct } |
| 64 | C.f(unsafe.Pointer(&cgoStruct{})) |
| 65 | |
| 66 | C.CBytes([]byte("hello")) |
| 67 | } |
| 68 | |
| 69 | type S struct{ slice []int } |
| 70 | |
| 71 | type S2 struct{ int int } |
| 72 |
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