// used in internal/godebug and syscall
//go:linkname write

// used by cgo
//go:linkname _cgo_panic_internal
//go:linkname cgoAlwaysFalse
//go:linkname cgoUse
//go:linkname cgoCheckPointer
//go:linkname cgoCheckResult
//go:linkname cgoNoCallback
//go:linkname gobytes
//go:linkname gostringn

// used in plugin
//go:linkname doInit

// used in math/bits
//go:linkname overflowError
//go:linkname divideError

func cgoInRange(p unsafe.Pointer, start, end uintptr) bool {
	return start <= uintptr(p) && uintptr(p) < end
}

// cgoCheckResult is called to check the result parameter of an
// exported Go function. It panics if the result is or contains any
// other pointer into unpinned Go memory.
func cgoCheckResult(val any) {
	if !goexperiment.CgoCheck2 && debug.cgocheck == 0 {
		return
	}

	ep := efaceOf(&val)
	t := ep._type

func _cgo_runtime_cgocall(unsafe.Pointer, uintptr) int32

//go:linkname _cgoCheckPointer runtime.cgoCheckPointer
func _cgoCheckPointer(interface{}, interface{})

//go:linkname _cgoCheckResult runtime.cgoCheckResult
func _cgoCheckResult(interface{})
`
	testFiles(t, []string{"p.go", "_cgo_gotypes.go"}, [][]byte{[]byte(src), []byte(cgoTypes)}, 0, false, func(cfg *Config) {
		*boolFieldAddr(cfg, "go115UsesCgo") = true
	})
}

//go:linkname _cgoCheckPointer runtime.cgoCheckPointer
//go:noescape
func _cgoCheckPointer(interface{}, interface{})

//go:linkname _cgoCheckResult runtime.cgoCheckResult
//go:noescape
func _cgoCheckResult(interface{})
`

const gccgoGoProlog = `
func _cgoCheckPointer(interface{}, interface{})

func _cgoCheckResult(interface{})
`

func _cgo_runtime_cgocall(unsafe.Pointer, uintptr) int32

//go:linkname _cgoCheckPointer runtime.cgoCheckPointer
func _cgoCheckPointer(interface{}, interface{})

//go:linkname _cgoCheckResult runtime.cgoCheckResult
func _cgoCheckResult(interface{})
`
	testFiles(t, []string{"p.go", "_cgo_gotypes.go"}, [][]byte{[]byte(src), []byte(cgoTypes)}, false, func(cfg *Config) {
		*boolFieldAddr(cfg, "go115UsesCgo") = true
	})
}