[all-commits] [llvm/llvm-project] fda796: [LoongArch] Use std::nullopt instead of None (NFC)

[kazutakahirata via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: fda7968558d2e429198bccbee3463cea59466f7d
      https://github.com/llvm/llvm-project/commit/fda7968558d2e429198bccbee3463cea59466f7d
  Author: Kazu Hirata <kazu at google.com>
  Date:   2022-12-10 (Sat, 10 Dec 2022)

  Changed paths:
    M llvm/unittests/Target/LoongArch/InstSizes.cpp

  Log Message:
  -----------
  [LoongArch] Use std::nullopt instead of None (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