Hey, thanks, this was a little dumb overlook on my end :)

Ville Voutilainen <ville.voutilainen@gmail.com> ezt írta (időpont: 2023. febr. 14., K, 23:19):
On Wed, 15 Feb 2023 at 00:12, Gergely Nagy via Std-Proposals
<std-proposals@lists.isocpp.org> wrote:
>
> Hey,
>
> Been wondering. To use emplace_back or emplace, or try_emplace, one needs a constructor obviously that can be called. Now if I have a trivial struct, like
>
> struct Trivial {
>     int x;
>     double y;
>     std::string z;
> };
>
> I have to write my own constructor to be able to use *emplace*, even though it is kinda trivial, what I mean when I write:
>
> std::vector<Trivial> t;
> t.emplace_back(1, 2.0, "blah");

That code just works from C++20 onwards, since C++20 allows
initializing aggregates with the parenthesized syntax,
courtesy of Thomas Köppe and yours truly.