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llvm-mirror/test/Other/Inputs
Piotr Padlewski 10e2b8e6fb Handle invariant.group.barrier in BasicAA
Summary:
llvm.invariant.group.barrier returns pointer that mustalias
pointer it takes. It can't be marked with `returned` attribute,
because it would be remove easily. The other reason is that
only Alias Analysis can know about this, because if any other
pass would know it, then the result would be replaced with it's
argument, which would be invalid.

We can think about returned pointer as something that mustalias, but
it doesn't have to be bitwise the same as the argument.

Reviewers: dberlin, chandlerc, hfinkel, sanjoy

Subscribers: reames, nlewycky, rsmith, anna, amharc

Differential Revision: https://reviews.llvm.org/D31585

llvm-svn: 301227
2017-04-24 19:37:17 +00:00
..
TestProg
block-info-only.bc
glob-input Teach lit to expand glob expressions. 2017-03-03 18:55:24 +00:00
has-block-info.bc
invariant.group.barrier.ll Handle invariant.group.barrier in BasicAA 2017-04-24 19:37:17 +00:00
no-block-info.bc
utf8-bom-response
utf8-response