[Bug libstdc++/110512] C++20 random access iterators run sequentially with PSTL

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110512

--- Comment #9 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Patch posted for review:
https://gcc.gnu.org/pipermail/gcc-patches/2024-January/642732.html