[Bug middle-end/81283] Quirks around 32-bit PowerPC built-in Atomics

[kallisti5 at unixzen dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81283

--- Comment #4 from Alexander von Gluck <kallisti5 at unixzen dot com> ---
I mean... I know we have 32-bit x86 builds using that exact same code :-)