[PATCH] D54435: [VFS] Add "expand tilde" argument to getRealPath.

[Jonas Devlieghere via Phabricator via llvm-commits]

JDevlieghere created this revision.
JDevlieghere added reviewers: sammccall, vsapsai, bruno.
Herald added a subscriber: kristina.

Add an optional argument to expand tildes in the path to mirror llvm's
implementation of the corresponding function.

Apparently this change is more controversial than I thought, so happy 
to discuss alternatives here.


Repository:
  rL LLVM

https://reviews.llvm.org/D54435

Files:
  llvm/trunk/include/llvm/Support/VirtualFileSystem.h
  llvm/trunk/lib/Support/VirtualFileSystem.cpp
  llvm/trunk/unittests/Support/VirtualFileSystemTest.cpp

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