[Bug rtl-optimization/109930] transform atomic exchange to unconditional store when old value is unused?

[Simon.Richter at hogyros dot de via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109930

--- Comment #3 from Simon Richter <Simon.Richter at hogyros dot de> ---
I was looking at ARMv7 initially.

If I understood the implementation correctly, this can be a generic
optimization.