http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59371
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |missed-optimization
Target Milestone|--- |4.8.3
Summary|Performance regression in |[4.8/4.9 Regression]
|GCC 4.8 and later versions. |Performance regression in
| |GCC 4.8 and later versions.
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
The IVOPTs dump looks different on x86_64, it looks like 4.7 was able to do
a better job here.
Can you provide a runnable testcase so we can see if x86_64 regressed
in speed as well?
