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go/misc/cgo/test/issue21897.go
Tobias Klauser 5d076d579a misc/cgo/test: re-enable darwin cgo tests in race mode
Go 1.14 will drop support for macOS 10.10, see #23011

This reverts CL 125304

Updates #26475
Updates #26513

Change-Id: Ia13eef30f22d67103f7ae45424124fbb116e1261
Reviewed-on: https://go-review.googlesource.com/c/go/+/214057
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2020-01-10 10:04:49 +00:00

57 lines
1.4 KiB
Go

// Copyright 2017 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.
// +build darwin,cgo,!internal
package cgotest
/*
#cgo LDFLAGS: -framework CoreFoundation
#include <CoreFoundation/CoreFoundation.h>
*/
import "C"
import (
"runtime/debug"
"testing"
"unsafe"
)
func test21897(t *testing.T) {
// Please write barrier, kick in soon.
defer debug.SetGCPercent(debug.SetGCPercent(1))
for i := 0; i < 10000; i++ {
testCFNumberRef()
testCFDateRef()
testCFBooleanRef()
// Allocate some memory, so eventually the write barrier is enabled
// and it will see writes of bad pointers in the test* functions below.
byteSliceSink = make([]byte, 1024)
}
}
var byteSliceSink []byte
func testCFNumberRef() {
var v int64 = 0
xCFNumberRef = C.CFNumberCreate(C.kCFAllocatorSystemDefault, C.kCFNumberSInt64Type, unsafe.Pointer(&v))
//fmt.Printf("CFNumberRef: %x\n", uintptr(unsafe.Pointer(xCFNumberRef)))
}
var xCFNumberRef C.CFNumberRef
func testCFDateRef() {
xCFDateRef = C.CFDateCreate(C.kCFAllocatorSystemDefault, 0) // 0 value is 1 Jan 2001 00:00:00 GMT
//fmt.Printf("CFDateRef: %x\n", uintptr(unsafe.Pointer(xCFDateRef)))
}
var xCFDateRef C.CFDateRef
func testCFBooleanRef() {
xCFBooleanRef = C.kCFBooleanFalse
//fmt.Printf("CFBooleanRef: %x\n", uintptr(unsafe.Pointer(xCFBooleanRef)))
}
var xCFBooleanRef C.CFBooleanRef