Fix pastos in comments

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28522 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Analysis/Dominators.h b/include/llvm/Analysis/Dominators.h
index 9f44d3fb756882a8a7da2cda77a39e05f3eecbcf..d73b407d21fd44c14c87f6db7468aae4513021d2 100644 (file)
--- a/include/llvm/Analysis/Dominators.h
+++ b/include/llvm/Analysis/Dominators.h
@@ -574,7 +574,8 @@ template <> struct GraphTraits<DominatorTree*>
 };
 
 //===----------------------------------------------------------------------===//
-/// DominanceFrontier - Calculate the dominance frontiers for a function.
+/// DominanceFrontierBase - Common base class for computing forward and inverse
+/// dominance frontiers for a function.
 ///
 class DominanceFrontierBase : public DominatorBase {
 public:
@@ -620,8 +621,8 @@ public:
 
 
 //===-------------------------------------
-/// DominatorTree Class - Concrete subclass of DominatorTreeBase that is used to
-/// compute a normal dominator tree.
+/// DominanceFrontier Class - Concrete subclass of DominanceFrontierBase that is
+/// used to compute a forward dominator frontiers.
 ///
 class DominanceFrontier : public DominanceFrontierBase {
 public: