Moved some comments due to the recent refactoring of ObjCARC.

1. Moved a comment from ObjCARCOpts.cpp -> ObjCARCContract.cpp.
2. Removed a comment from ObjCARCOpts.cpp that was already moved to
ObjCARCAliasAnalysis.h/.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174581 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 4 insertions, 5 deletions

diff --git a/lib/Transforms/ObjCARC/ObjCARCContract.cpp b/lib/Transforms/ObjCARC/ObjCARCContract.cpp
index ca02b00240..1c13d1cbea 100644
--- a/lib/Transforms/ObjCARC/ObjCARCContract.cpp
+++ b/lib/Transforms/ObjCARC/ObjCARCContract.cpp
@@ -11,6 +11,9 @@
 /// Reference Counting and is a system for managing reference counts for objects
 /// in Objective C.
 ///
+/// This specific file mainly deals with ``contracting'' multiple lower level
+/// operations into singular higher level operations through pattern matching.
+///
 /// WARNING: This file knows about certain library functions. It recognizes them
 /// by name, and hardwires knowledge of their semantics.
 ///
diff --git a/lib/Transforms/ObjCARC/ObjCARCOpts.cpp b/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
index e6cd1a7ca9..7f66b1c9d1 100644
--- a/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
+++ b/lib/Transforms/ObjCARC/ObjCARCOpts.cpp
@@ -13,11 +13,7 @@
 ///
 /// The optimizations performed include elimination of redundant, partially
 /// redundant, and inconsequential reference count operations, elimination of
-/// redundant weak pointer operations, pattern-matching and replacement of
-/// low-level operations into higher-level operations, and numerous minor
-/// simplifications.
-///
-/// This file also defines a simple ARC-aware AliasAnalysis.
+/// redundant weak pointer operations, and numerous minor simplifications.
 ///
 /// WARNING: This file knows about certain library functions. It recognizes them
 /// by name, and hardwires knowledge of their semantics.