[PATCH] D151586: [clang][modules] NFCI: Extract optionality out of `Module::{Header,DirectoryName}`

[Jan Svoboda via Phabricator via cfe-commits]

jansvoboda11 updated this revision to Diff 526849.
jansvoboda11 added a comment.
Herald added a project: clang-tools-extra.

Change `auto` to `std::optional<...>` in all places


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D151586/new/

https://reviews.llvm.org/D151586

Files:
  clang-tools-extra/modularize/CoverageChecker.cpp
  clang-tools-extra/modularize/ModularizeUtilities.cpp
  clang/include/clang/Basic/Module.h
  clang/lib/Basic/Module.cpp
  clang/lib/Frontend/FrontendAction.cpp
  clang/lib/Lex/ModuleMap.cpp
  clang/lib/Lex/PPLexerChange.cpp
  clang/lib/Serialization/ASTReader.cpp
  clang/lib/Serialization/ASTWriter.cpp

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