[Bug c++/80947] [6/7/8 Regression] Different visibility for the lambda and its capture list members with -fvisibility=hidden

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80947

--- Comment #9 from Jonathan Wakely <redi at gcc dot gnu.org> ---
It says not to attach an archive containing the things we don't want (e.g.
sources without includes). And a .gz file is not an archive.