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Author SHA1 Message Date
Xinliang David Li
8a021317a2 [PM] Port LoopAccessInfo analysis to new PM 
It is implemented as a LoopAnalysis pass as 
discussed and agreed upon.

llvm-svn: 274452
 2016-07-02 21:18:40 +00:00
Mehdi Amini
afd135197b Fix LoopAccessAnalysis when potentially nullptr check are involved 
Summary:
GetUnderlyingObjects() can return "null" among its list of objects,
we don't want to deduce that two pointers can point to the same
memory in this case, so filter it out.

Reviewers: anemet

Subscribers: dexonsmith, llvm-commits

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 252149
 2015-11-05 05:49:43 +00:00