Adds IRGen support for captured rvalue references in blocks.
In this case, temporary value is copied into block descriptor
as their own copy to work on. // rdar://9971124


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@143399 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed