Add iterators to LookupResult, allowing one to iterate over the
non-ambiguous name lookup results without allocating any memory, e.g.,
for sets of overloaded functions.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63549 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed