[Bug c++/109625] [14 regression] 'error: use of built-in trait ‘__type_pack_element’ in function signature; use library traits instead' when building folly

[arsen at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109625

--- Comment #2 from Arsen Arsenović <arsen at gcc dot gnu.org> ---
almost certainly started with r14-92-g58b7dbf865b146, of course