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21-Feb-2013 |
David Blaikie <dblaikie@gmail.com> |
Provide a "None" value for convenience when using Optional<T>()
This implementation of NoneType/None does have some holes but I haven't
found one that doesn't - open to improvement.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175696 91177308-0d34-0410-b5e6-96231b3b80d8
/external/llvm/include/llvm/ADT/None.h
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