[Bug tree-optimization/69320] [6 Regression] wrong code generation at -O2 and higher

[trippels at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69320

--- Comment #7 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
*** Bug 69322 has been marked as a duplicate of this bug. ***