[PATCH] D22951: [ADT] Add filter_iterator for filtering elements

[Tim Shen via llvm-commits]

timshen updated this revision to Diff 66156.
timshen marked 2 inline comments as done.
timshen added a comment.

Updated iterator_adaptor_base, iterator category, comments and tests.


https://reviews.llvm.org/D22951

Files:
  include/llvm/ADT/STLExtras.h
  include/llvm/ADT/iterator.h
  unittests/Support/IteratorTest.cpp

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