Function xptr_access_released

inst/tinytest/cpp/XPtr.cpp:67–74

[[Rcpp::export]]

// [[Rcpp::export]]
bool xptr_access_released( XPtr< std::vector<int> > p) {

    // double-release should be a no-op
    p.release();

    // get should return NULL
    return p.get() == NULL;
}

// [[Rcpp::export]]
int xptr_use_released( XPtr< std::vector<int> > p ) {