Chris Lattner
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1ec9e6a5dc
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add a new NullablePtr class which makes it more obvious in API
that a pointer can be null, forcing clients to think about it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109348 91177308-0d34-0410-b5e6-96231b3b80d8
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2010-07-24 18:47:46 +00:00 |
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