Fix rdar://6222856: the receiver of a message expr is an
arbitrary expr, not just a assign expr.  The grammar comment
was right, the code was just wrong.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@56353 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed