[Bug tree-optimization/42108] [4.9 Regression] 50% performance regression

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42108

--- Comment #72 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> Fixed on trunk (solar).

Any plan for 4.9 or should this PR closed as FIXED?