Teach AST merging that variables with incomplete array types can be
merged with variables of constant array types. Also, make sure that we
call DiagnosticClient's BeginSourceFile/EndSourceFile, so that it has
a LangOptions to work with.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@95782 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed