[all-commits] [llvm/llvm-project] dd9e21: [CSSPGO][llvm-profgen] Fix bug with parsing hybrid...

[ictwanglei via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: dd9e21901437c7dea3d1171ad9ff8884596654df
      https://github.com/llvm/llvm-project/commit/dd9e21901437c7dea3d1171ad9ff8884596654df
  Author: wlei <wlei at fb.com>
  Date:   2021-02-04 (Thu, 04 Feb 2021)

  Changed paths:
    M llvm/test/tools/llvm-profgen/Inputs/inline-cs-noprobe.perfscript
    M llvm/tools/llvm-profgen/PerfReader.cpp

  Log Message:
  -----------
  [CSSPGO][llvm-profgen] Fix bug with parsing hybrid sample trace line

when we skip the call stack starting with an external address, we should also skip the bottom LBR entry, otherwise it will cause a truncated context issue.

Reviewed By: hoy, wenlei

Differential Revision: https://reviews.llvm.org/D95480