fmt.Fprintf(sbCheck, "_cgoCheckPointer(_cgoSlice%d, 0 == 0); ", i)

	return true
}

// checkUnsafeStringData checks for a call to unsafe.StringData.
// The result of that call can't contain a pointer so there is
// no need to call _cgoCheckPointer.
func (p *Package) checkUnsafeStringData(arg ast.Expr) bool {
	x := arg
	for {
		c, ok := x.(*ast.CallExpr)
		if !ok || len(c.Args) != 1 {
			break