Chad Rosier 3a884f5c17 Move the capture analysis from MemoryDependencyAnalysis to a more general place ...

so that it can be reused in MemCpyOptimizer.  This analysis is needed to remove
an unnecessary memcpy when returning a struct into a local variable.
rdar://11341081
PR12686


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156776 91177308-0d34-0410-b5e6-96231b3b80d8

2012-05-14 20:35:04 +00:00

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