IRgen: Assignment to Objective-C properties shouldn't reload the value (which
would trigger an extra method call).
 - While in the area, I also changed Clang to not emit an unnecessary load from
   'x' in cases like 'y = (x = 1)'.

llvm-svn: 107210
5 files changed
tree: 127daa40c4e1e8eca00066fee256de06800df4f6
  1. clang/
  2. compiler-rt/
  3. libcxx/
  4. lldb/
  5. llvm/