[PATCH] D151398: [clang] Make `FileEntryRef::getDir()` return the as-requested `DirectoryEntryRef`

[Jan Svoboda via Phabricator via cfe-commits]

jansvoboda11 updated this revision to Diff 525691.
jansvoboda11 added a comment.

Make directory non-optional


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D151398/new/

https://reviews.llvm.org/D151398

Files:
  clang/include/clang/Basic/FileEntry.h
  clang/lib/Basic/FileManager.cpp
  clang/test/Modules/vfs-umbrella-same-dir.m
  clang/unittests/Basic/FileEntryTest.cpp
  clang/unittests/Basic/FileManagerTest.cpp

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