http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21334
--- Comment #46 from tlknv at yandex dot ru 2012-05-31 16:13:15 UTC --- Thanks Jonathan. I didn't know about the new 23.2.2 requirements. > but then a COW string is non-conforming in other ways too Which ways? I know that I should read the standard but you might have a quick answer.