[Bug middle-end/81441] slowdown due to -fpeel-loops and -ftracer added by -fprofile-use

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon Jul 17 11:27:00 GMT 2017


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81441

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |missed-optimization
             Target|                            |x86_64-*-*
                 CC|                            |hubicka at gcc dot gnu.org
            Version|5.4.0                       |7.1.0

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
So this is -fprofile-use without previously profiling with -fprofile-generate? 
Esp. -ftracer depends on a usable profile to not go off limits.


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