[PATCH] D51105: [Support] Fix some Wundef warnings

[Sven van Haastregt via Phabricator via llvm-commits]

svenvh created this revision.
Herald added a subscriber: llvm-commits.

For the _WIN32 macro, it is the definedness that matters rather than
the value.  Most uses already rely on the definedness; this commit
fixes the few remaining uses that relied on the value.


Repository:
  rL LLVM

https://reviews.llvm.org/D51105

Files:
  lib/Support/COM.cpp
  lib/Support/CodeGenCoverage.cpp
  lib/Support/Locale.cpp
  lib/Support/LockFileManager.cpp

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