Matt Arsenault 9254ae141b LowerSwitch: Fix producing invalid IR on unreachable code
If a switch was in an unreachable block that branched
to a block with a phi, it would leave phis with missing
predecessors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@301064 91177308-0d34-0410-b5e6-96231b3b80d8
2017-04-21 23:54:12 +00:00
..
2017-04-21 06:14:38 +00:00