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04122090c2
Switch cases statements with sequential values that branch to the same destination BB may often be handled together in a single new source BB. In this scenario we need to remove remaining incoming values from PHI instructions in the destination BB, as to match the number of source branches. Differential Revision: http://reviews.llvm.org/D6415 rdar://problem/19040894 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222926 91177308-0d34-0410-b5e6-96231b3b80d8
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