[Bug c++/119059] [C++26] P3074R7 - Trivial unions

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119059

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Unsure.  There are 2 different C++26 papers for trivial unions, and we
implement the first one except the part that got reverted in the second one,
but not the second one.
I wanted to finish both before closing both.