Update llvm to trunk r256633.

1 files changed, 28 insertions, 0 deletions

diff --git a/contrib/llvm/lib/Analysis/ObjCARCAnalysisUtils.cpp b/contrib/llvm/lib/Analysis/ObjCARCAnalysisUtils.cpp
new file mode 100644
index 0000000..e3e74aa
--- /dev/null
+++ b/contrib/llvm/lib/Analysis/ObjCARCAnalysisUtils.cpp
@@ -0,0 +1,28 @@
+//===- ObjCARCAnalysisUtils.cpp -------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements common infrastructure for libLLVMObjCARCOpts.a, which
+// implements several scalar transformations over the LLVM intermediate
+// representation, including the C bindings for that library.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Analysis/ObjCARCAnalysisUtils.h"
+#include "llvm/Support/CommandLine.h"
+
+using namespace llvm;
+using namespace llvm::objcarc;
+
+/// \brief A handy option to enable/disable all ARC Optimizations.
+bool llvm::objcarc::EnableARCOpts;
+static cl::opt<bool, true>
+EnableARCOptimizations("enable-objc-arc-opts",
+                       cl::desc("enable/disable all ARC Optimizations"),
+                       cl::location(EnableARCOpts),
+                       cl::init(true));