[Bug target/122565] RISC-V: libstdc++ using mutexes (vs. atomics) [AKA potential flag day issues for RISC-V]

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122565

--- Comment #4 from Jeffrey A. Law <law at gcc dot gnu.org> ---
I kind of see this BZ morphing into that list, unless we find some particularly
creative way to fix the libstdc++ issue.