functionality change. llvm-svn: 66048
llvm-svn: 66046
BlockModule. No functionality change. This should help people that don't want to know anything about blocks not be confused by the overloaded use of the term block or nor want to see all the blocks goop. llvm-svn: 66042
people. De-duplicates BLOCK_NEEDS_FREE and friends. llvm-svn: 66035