[Bug tree-optimization/103222] [12 Regression] wrong code at -O2 and above on x86_64-linux-gnu

[aldyh at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103222

Aldy Hernandez <aldyh at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Priority|P3                          |P1

--- Comment #2 from Aldy Hernandez <aldyh at gcc dot gnu.org> ---
Oh my.  So it does happen in real life.

This is exactly what we've been discussing here:

https://gcc.gnu.org/pipermail/gcc-patches/2021-November/584336.html

Thanks for providing a much needed reduced testcase ;-).