Prep work to always preallocate BlockDeclRefExprs so that we can
generate the debug information for the first parameter to the block
invoke functions.  WIP.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@84737 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed