[cfe-dev] How much profile data is enough for pgo?

Tom Stellard via cfe-dev cfe-dev at lists.llvm.org
Thu Oct 7 13:09:58 PDT 2021


Hi,

I'm trying to generate profile data for clang by building the some of the packages
we ship in Fedora Linux.  I'm trying to decide how many packages to build, is
there much advantage to building 1000 vs something substantially less, like 100?

-Tom



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