Fix for PR27750. Correctly handle the case where the fallthrough block and
target block are the same in getFallThroughMBB.

Differential Revision: http://reviews.llvm.org/D20288


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269760 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed