[objc-arc] Ensure that the cfg path count does not overflow when we multiply TopDownPathCount/BottomUpPathCount.

rdar://12480535

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183489 91177308-0d34-0410-b5e6-96231b3b80d8
Don't cache the instruction and register info from the TargetMachine, because
the internals of TargetMachine could change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183490 91177308-0d34-0410-b5e6-96231b3b80d8
Don't cache the instruction and register info from the TargetMachine, because
the internals of TargetMachine could change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183491 91177308-0d34-0410-b5e6-96231b3b80d8
Don't cache the instruction and register info from the TargetMachine, because
the internals of TargetMachine could change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183492 91177308-0d34-0410-b5e6-96231b3b80d8