Implement correct name lookup inside an initializer of a C++ class static data member.

Fixes "test/CXX/basic/basic.lookup/basic.lookup.unqual/p13.cpp" test case.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73652 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed