[Bug rtl-optimization/115568] [12/13/14/15 Regression] wrong code at -O2 with "-fno-tree-sink -fno-tree-ter -fschedule-insns" on x86_64-linux-gnu since r12-6122-g9407058a430316

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115568

--- Comment #5 from H.J. Lu <hjl.tools at gmail dot com> ---
-mtune=haswell is impacted.  -mtune=znver4 is OK.