Miscellaneous codegen cleanups.  Mostly, don't create new basic blocks
just to save the current insertion state!  This change significantly
simplifies the IR CFG in exceptions code.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@101996 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed