[Bug target/78994] -Ofast makes aarch64 C++ benchmark slower for A53

[tulipawn at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78994

--- Comment #6 from PeteVine <tulipawn at gmail dot com> ---
It's possible I already had that patch included in my build, but 
in case I didn't, here's a quick addition to the previous result:

http://openbenchmarking.org/result/1701143-TA-GCCCOMPAR66

The c-ray thunderx result suggests A53 codegen is still suboptimal. The patch
has had no effect on the original issue.