{

#if BOOST_CHARCONV_LDBL_BITS == 80

const long double test_value = -35896.53987658756543653653365436L;

char buffer[256] {};

auto r = boost::charconv::to_chars(buffer, buffer + sizeof(buffer), test_value, boost::charconv::chars_format::hex);

BOOST_TEST(r);

BOOST_TEST_CSTR_EQ(buffer, "-8.c388a355a1f783ap+12");

#endif

return boost::report_errors();