add some comments to describe the invariants.
authorChris Lattner <sabre@nondot.org>
Tue, 8 Sep 2009 00:06:16 +0000 (00:06 +0000)
committerChris Lattner <sabre@nondot.org>
Tue, 8 Sep 2009 00:06:16 +0000 (00:06 +0000)
commitcf5128ec01f45d2bf7eadc20b253cb44486e473f
tree779483c95b24f5ba600fc1dbd3119cf0a0795cef
parentf8dbee7cea072eb63ae343759975109553697bcb
add some comments to describe the invariants.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81173 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Analysis/ValueTracking.h
lib/Analysis/ValueTracking.cpp