[all-commits] [llvm/llvm-project] 397720: [COFF] Use Expected in COFFObjectFile creation

[Reid Kleckner via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 39772063f513ef24729ed9f20830e887d89459b6
      https://github.com/llvm/llvm-project/commit/39772063f513ef24729ed9f20830e887d89459b6
  Author: Reid Kleckner <rnk at google.com>
  Date:   2020-05-08 (Fri, 08 May 2020)

  Changed paths:
    M llvm/include/llvm/Object/COFF.h
    M llvm/lib/Object/COFFObjectFile.cpp
    M llvm/lib/ToolDrivers/llvm-lib/LibDriver.cpp

  Log Message:
  -----------
  [COFF] Use Expected in COFFObjectFile creation

The constructor error out parameter was a bit awkward. Wrap it in a
factory method which can return an error. Make the constructor private.