[Bug tree-optimization/66868] [5/6 Regression] wrong code generated with -O3 (dead code removal?)

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66868

--- Comment #6 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Sorry, not from comment 2 on this bugzilla; comment 2 from the launchpad bug.