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Use references in DF iterators. This eliminates copy-ctor calls on huge objects ...
authorAnton Korobeynikov <asl@math.spbu.ru>
Sat, 15 Dec 2007 22:23:24 +0000 (22:23 +0000)
committerAnton Korobeynikov <asl@math.spbu.ru>
Sat, 15 Dec 2007 22:23:24 +0000 (22:23 +0000)
commit9f3cd1ce323427f9ab2d080f71a87dc60c73ab5e
tree5c2bd8e1f035ede16097972d1e6b848a2dd3b45d
parent1d641aa76f20a61d97516efe35358136cd64a7e2
Use references in DF iterators. This eliminates copy-ctor calls on huge objects (graphs)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45063 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/ADT/DepthFirstIterator.h
include/llvm/ADT/GraphTraits.h