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On Fri, Oct 24, 2014 at 4:06 PM, Xinliang David Li <xinliangli at gmail.com> wrote: > Diego, > > I think sampleFDO needs to be designed in a way which can protect itself > from future breakage like this. The roots in the unnecessary dependency of > sample FDO on gmlt setting. It is totally reasonable to tune debug binary > size by changes like this. > > The right way is to fix this is to introduc...

On Fri Oct 24 2014 at 6:21:14 PM David Blaikie <dblaikie at gmail.com> wrote: > On Fri, Oct 24, 2014 at 3:16 PM, Diego Novillo <dnovillo at google.com> > wrote: > >> >> >> On Fri Oct 24 2014 at 6:11:21 PM David Blaikie <dblaikie at gmail.com> >> wrote: >> >>> On Fri, Oct 24, 2014 at 2:48 PM, Diego Novillo <dnovillo at

I am looking for advice on a problem observed with -fprofile-sample-use for samples built with the AutoFDO tool I took the "hmmer" benchmark out of SPEC2006 It is initially compiled clnag++ -o hmmer -O3 -std=gnu89 -DSPEC_CPU -DNDEBUG -fno-strict-aliasing -w -g *.c This baseline binary runs in about 164.2 seconds as reported by "perf stat" We build a sample file from this