Use pointer swizziling to unify in ObjCMessageExpr the receiver and classname "fields".  This saves us a pointer.
Implemented serialization for ObjCMessageExpr.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@50528 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed