On Sun, 29 Dec 2019 at 00:02, Thiago Macieira via Std-Discussion
<std-discussion_at_[hidden]> wrote:
> Anyway, as far as I understand from Ville, std::regex has serious flaws. Qt 6
> briefly considered using it but decided to stay with PCRE2.

The flaws I know about are QoI, the shipping implementations have bad
performance. Whether std::regex
has any specification problems that would perhaps lead to said bad
performance, I don't know.