[PATCH] D24866: Don't look through addrspace cast which changes pointer size

[Artur Pilipenko via llvm-commits]

apilipenko created this revision.
apilipenko added a reviewer: reames.
apilipenko added a subscriber: llvm-commits.

Make the behavior of Value::stripAndAccumulateInBoundsConstantOffsets and ValueTracking::isDereferenceableAndAlignedPointer in sync with D24729 

https://reviews.llvm.org/D24866

Files:
  lib/Analysis/Loads.cpp
  lib/IR/Value.cpp
  test/Analysis/ValueTracking/dereferenceable-addrspace-cast.ll
  test/Transforms/InstSimplify/addrspace-cast.ll
  test/Transforms/LoopUnswitch/2015-09-18-Addrspace.ll

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