[Bug target/101053] Incorrect code at -O1 on arm64

[gilles.gouaillardet at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101053

--- Comment #6 from Gilles Gouaillardet <gilles.gouaillardet at gmail dot com> 
---
I will set the watchpoint and follow the flow ...

That being said, I still see the issue with the latest snapshot

gcc (GCC) 12.0.0 20210613 (experimental)

./dgehd2 
 INFO =            0
   1.0000000000000000       -8.0622577482985491       0.58032253547122137      
               -Infinity                       NaN                       NaN   
             -Infinity                       NaN                       NaN