[Bug tree-optimization/60172] [4.9/5 Regression] ARM performance regression from trunk@207239

[joey.ye at arm dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60172

--- Comment #26 from Joey Ye <joey.ye at arm dot com> ---
Regression disappeared from 4.9 branch since Aug 2014, though the problem
discussed here is not yet confirmed solved.