[webkit-dev] Switch to std::variant?

Konstantin Tokarev annulen at yandex.ru
Wed May 23 08:52:12 PDT 2018

23.05.2018, 18:40, "Michael Catanzaro" <mcatanzaro at igalia.com>:
> On Wed, May 23, 2018 at 6:14 AM, zan at falconsigh.net wrote:
>>  Some GCC-and-libstdc++ configurations would still require a fallback
>>  implementation
> After the std::optional fiasco, I'm pretty nervous about the state of
> using new C++ 17 features.

What do you mean under "std::optional fiasco"?

> We've wound up in a situation where we're OK with increasing the
> compiler requirement to recent versions... as long as WebKit continues
> to build with ancient libstdc++. So increasing use of more C++ 17
> standard library features seems difficult, and of really limited
> benefit if we're going to need to keep a fallback WTF implementation
> around, which will receive limited testing from us, but which will be
> used by most of our users in practice (at least for GTK).
> This is a hard problem. I don't have any answers. But I don't think our
> status quo is very good. https://bugs.webkit.org/show_bug.cgi?id=185198
> is still unresolved and I'm out of ideas....
> Michael
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