Fix comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89129 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineLICM.cpp b/lib/CodeGen/MachineLICM.cpp
index 163a950..33b6b82 100644
--- a/lib/CodeGen/MachineLICM.cpp
+++ b/lib/CodeGen/MachineLICM.cpp
@@ -242,9 +242,9 @@
     // to decide whether the loaded value is actually a constant. If so, we can
     // actually use it as a load.
     if (!I.isInvariantLoad(AA))
-      // FIXME: we should be able to sink loads with no other side effects if
-      // there is nothing that can change memory from here until the end of
-      // block. This is a trivial form of alias analysis.
+      // FIXME: we should be able to hoist loads with no other side effects if
+      // there are no other instructions which can change memory in this loop.
+      // This is a trivial form of alias analysis.
       return false;
   }