Rvalue references for *this: 

  - Add ref-qualifiers to the type system; they are part of the
  canonical type. Print & profile ref-qualifiers
  - Translate the ref-qualifier from the Declarator chunk for
    functions to the function type. 
  - Diagnose mis-uses of ref-qualifiers w.r.t. static member
  functions, free functions, constructors, destructors, etc.
  - Add serialization and deserialization of ref-qualifiers.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@124281 91177308-0d34-0410-b5e6-96231b3b80d8
14 files changed