blob: 37e639aeada64656a6ce79dcdb1183baec97f13a [file] [log] [blame]
// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// This file contains tests for the cgo checker.
package a
// void f(void *ptr) {}
import "C"
import "unsafe"
func CgoTest[T any]() {
var c chan bool
C.f(*(*unsafe.Pointer)(unsafe.Pointer(&c))) // want "embedded pointer"
C.f(unsafe.Pointer(&c)) // want "embedded pointer"
var schan S[chan bool]
C.f(*(*unsafe.Pointer)(unsafe.Pointer(&schan))) // want "embedded pointer"
C.f(unsafe.Pointer(&schan)) // want "embedded pointer"
var x T
C.f(*(*unsafe.Pointer)(unsafe.Pointer(&x))) // no findings as T is not known compile-time
// instantiating CgoTest should not yield any warnings
CgoTest[chan bool]()
var sint S[int]
type S[X any] struct {
val X