Re: gcc 11 compatibility?

[Kjell Ahlstedt <kjellahlstedt gmail com>]

Den 2021-05-18 kl. 17:51, skrev Mike Liao via gtkmm-list:
> I've recently updated my gcc to version 11, and I can't compile my 
> project under thec++20 standard.
>
> Here is part of the errors gcc reports:
>
> /usr/include/glibmm-2.68/glibmm/variant.h:910:24: error: expected 
> unqualified-id before ‘)’ token
>   910 |   Variant<VariantBase>();
>       |                        ^
> /usr/include/glibmm-2.68/glibmm/variant.h:971:25: error: expected 
> unqualified-id before ‘)’ token
>   971 |   Variant< Variant<T> >();
>       |                         ^
> /
> Does this have anything to do with some new rules introduced in c++20?
Yes, C++20 is stricter in some  respects, and gcc 11 is more C++20 
compliant than gcc 10. Glib::Variant has been updated in the git 
repository, but not yet in any released version of glibmm. See 
https://gitlab.gnome.org/GNOME/glibmm/-/merge_requests/50