[all-commits] [llvm/llvm-project] 7f5d0a: Threading: Convert Optional to std::optional

[Fangrui Song via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7f5d0aa5274e18af0d3a9be92fb9f677c9fe6dc4
      https://github.com/llvm/llvm-project/commit/7f5d0aa5274e18af0d3a9be92fb9f677c9fe6dc4
  Author: Fangrui Song <i at maskray.me>
  Date:   2022-12-01 (Thu, 01 Dec 2022)

  Changed paths:
    M llvm/include/llvm/Support/Threading.h
    M llvm/lib/Support/Threading.cpp
    M llvm/lib/Support/Windows/Threading.inc

  Log Message:
  -----------
  Threading: Convert Optional to std::optional

dthorn: Relanding after fix-forward.