#include <eckit/io/AutoCloser.h>

template<typename T>

eckit::AutoCloser class

template<typename T _1>

eckit::AutoCloser<_1>::~AutoCloser() noexcept(…)

Assume that close() can throw Otherwise we could test the interface with: ~AutoCloser() noexcept(noexcept(std::declval<T>().close())) but Intel compiler 17 on Cray XC40 has trouble with it