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#include <cxxabi.h>
/**
* libc++ expects std::uncaught_exceptions() to be provided by C++ runtime library.
*
* GCC versions prior to GCC 6 did not provide this function yet, but it can be
* implemented using its API.
*
* This implementation should cover ubuntu-12, ubuntu-14, ubuntu-16.
*/
namespace std {
int uncaught_exceptions() noexcept {
const auto* globals{__cxxabiv1::__cxa_get_globals()};
return static_cast<int>(globals->uncaughtExceptions);
}
}
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