[LoopVectorize] Change comment for isOutOfScope in collectLoopUniforms, NFC
authorWei Mi <wmi@google.com>
Tue, 2 Aug 2016 20:27:49 +0000 (20:27 +0000)
committerWei Mi <wmi@google.com>
Tue, 2 Aug 2016 20:27:49 +0000 (20:27 +0000)
commitdc7001afb2d58c56d9c6c6f483fac12a59031f91
treed5d3c03c71a85d1051ab9b3fcff66b676876da18
parentdabcee8b2c3dac44aac7fc8a1029c7282ae05c6f
[LoopVectorize] Change comment for isOutOfScope in collectLoopUniforms, NFC

Update comment for isOutOfScope and add a testcase for uniform value being used
out of scope.

Differential Revision: https://reviews.llvm.org/D23073

llvm-svn: 277515
llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
llvm/test/Transforms/LoopVectorize/X86/uniform-phi.ll