[PATCH] D80578: [PGO] Enable memcmp/bcmp size value profiling.

[Hiroshi Yamauchi via Phabricator via llvm-commits]

yamauchi added a comment.

~0.04% increase in Clang's profile.

Before 37554248
After 37570080 (1.000421x)

This flag only guarded the optimization side. I uploaded D80646 <https://reviews.llvm.org/D80646> to also have the instrumentation side behind the flag before enabling it.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D80578/new/

https://reviews.llvm.org/D80578