[all-commits] [llvm/llvm-project] 244643: [MemProf] Handle profiles with missing column numb...

[Teresa Johnson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2446439f51cf0d2dfb11c823436a930de7a4b8a2
      https://github.com/llvm/llvm-project/commit/2446439f51cf0d2dfb11c823436a930de7a4b8a2
  Author: Teresa Johnson <tejohnson at google.com>
  Date:   2023-10-30 (Mon, 30 Oct 2023)

  Changed paths:
    M llvm/lib/Transforms/Instrumentation/MemProfiler.cpp
    A llvm/test/Transforms/PGOProfile/Inputs/memprof.nocolinfo.exe
    A llvm/test/Transforms/PGOProfile/Inputs/memprof.nocolinfo.memprofraw
    M llvm/test/Transforms/PGOProfile/Inputs/update_memprof_inputs.sh
    M llvm/test/Transforms/PGOProfile/memprof.ll

  Log Message:
  -----------
  [MemProf] Handle profiles with missing column numbers (#70520)

Detect when we are matching a memprof profile with no column numbers,
and in that case treat all column numbers as 0 when matching. The
profiled binary might have been built with -gno-column-info, for
example.