Try to clarify this comment some.
authorChandler Carruth <chandlerc@gmail.com>
Wed, 7 Mar 2012 10:13:40 +0000 (10:13 +0000)
committerChandler Carruth <chandlerc@gmail.com>
Wed, 7 Mar 2012 10:13:40 +0000 (10:13 +0000)
commitb53a1d67b13fa2f036e18180523ea336100e5240
treefc71b93bcd9d80d098a5912682d8d65984553fe3
parenta1eb50fe3d8213156c77ef2f7ae5c4ad629dbb95
Try to clarify this comment some.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152221 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/MachineInstr.cpp