[Bug libstdc++/99402] [10/11 Regression] std::copy creates _GLIBCXX_DEBUG false positive for attempt to subscript a dereferenceable (start-of-sequence) iterator

[kip at thevertigo dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99402

--- Comment #8 from Kip Warner <kip at thevertigo dot com> ---
And for anyone finding this from a search engine, the temporary workaround is
to use std::copy_n.