Apply the patch from PR14160. I failed to construct a testcase for this, but
authorDuncan Sands <baldrick@free.fr>
Sun, 4 Nov 2012 09:02:45 +0000 (09:02 +0000)
committerDuncan Sands <baldrick@free.fr>
Sun, 4 Nov 2012 09:02:45 +0000 (09:02 +0000)
commita1beca6845541c05e33ffb35a352aaadb0db09a8
treef6b96864cca4e0ca73ca99d15d6dc5a2530c1620
parentf23b90858c88cc6667d54f88b970fb829b368c76
Apply the patch from PR14160.  I failed to construct a testcase for this, but
I'm applying it anyway since it seems to be obviously correct.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167370 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Analysis/BasicAliasAnalysis.cpp