Tom Stellard 1f0dded057 StructurizeCFG: Use LoopInfo analysis for better loop detection ...

We were assuming that each back-edge in a region represented a unique
loop, which is not always the case.  We need to use LoopInfo to
correctly determine which back-edges are loops.

llvm-svn: 223199

2014-12-03 04:28:32 +00:00

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