[Bug c++/123789] -Wunused-value false-positive for binary foold over comma

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123789

--- Comment #2 from Tomasz Kamiński <tkaminsk at gcc dot gnu.org> ---
Not in C++20/23.