[all-commits] [llvm/llvm-project] e823ab: [mlir] Use std::nullopt instead of None in comment...

[kazutakahirata via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e823abab489390a62ae845e9855ebb36e9c447c6
      https://github.com/llvm/llvm-project/commit/e823abab489390a62ae845e9855ebb36e9c447c6
  Author: Kazu Hirata <kazu at google.com>
  Date:   2022-12-06 (Tue, 06 Dec 2022)

  Changed paths:
    M mlir/docs/DefiningDialects/AttributesAndTypes.md
    M mlir/docs/DefiningDialects/Operations.md
    M mlir/examples/toy/Ch1/include/toy/AST.h
    M mlir/examples/toy/Ch2/include/toy/AST.h
    M mlir/examples/toy/Ch2/include/toy/Ops.td
    M mlir/examples/toy/Ch2/mlir/MLIRGen.cpp
    M mlir/examples/toy/Ch3/include/toy/AST.h
    M mlir/examples/toy/Ch3/include/toy/Ops.td
    M mlir/examples/toy/Ch3/mlir/MLIRGen.cpp
    M mlir/examples/toy/Ch4/include/toy/AST.h
    M mlir/examples/toy/Ch4/include/toy/Ops.td
    M mlir/examples/toy/Ch4/mlir/MLIRGen.cpp
    M mlir/examples/toy/Ch5/include/toy/AST.h
    M mlir/examples/toy/Ch5/include/toy/Ops.td
    M mlir/examples/toy/Ch5/mlir/MLIRGen.cpp
    M mlir/examples/toy/Ch6/include/toy/AST.h
    M mlir/examples/toy/Ch6/include/toy/Ops.td
    M mlir/examples/toy/Ch6/mlir/MLIRGen.cpp
    M mlir/examples/toy/Ch7/include/toy/AST.h
    M mlir/examples/toy/Ch7/include/toy/Ops.td
    M mlir/examples/toy/Ch7/mlir/MLIRGen.cpp
    M mlir/include/mlir/Dialect/Bufferization/IR/AllocationOpInterface.td
    M mlir/include/mlir/Dialect/Vector/IR/VectorOps.td
    M mlir/include/mlir/Interfaces/ControlFlowInterfaces.td
    M mlir/include/mlir/Interfaces/LoopLikeInterface.td
    M mlir/lib/Bindings/Python/IRCore.cpp
    M mlir/lib/Bindings/Python/IRModule.cpp
    M mlir/lib/Bindings/Python/IRTypes.cpp

  Log Message:
  -----------
  [mlir] Use std::nullopt instead of None in comments (NFC)

This is part of an effort to migrate from llvm::Optional to
std::optional:

https://discourse.llvm.org/t/deprecating-llvm-optional-x-hasvalue-getvalue-getvalueor/63716