[Bug libstdc++/99832] std::chrono::system_clock::to_time_t needs ABI tag for 32-bit time_t

[dave.anglin at bell dot net via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99832

--- Comment #19 from dave.anglin at bell dot net ---
On 2025-06-05 6:53 a.m., redi at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99832
> 
> --- Comment #18 from Jonathan Wakely <redi at gcc dot gnu.org> ---
> Done on trunk, but this seems worth backporting because _TIME_BITS=64 has been
> a thing for some time already.

Yes please.  Debian has been carry a broken fix for this since gcc-12.