[WinEH] Re-committing r252249 (Clone funclets with multiple parents) with additional fixes for determinism problems

Differential Revision: http://reviews.llvm.org/D14454



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@252508 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed