Update the MemoryBuffer API to use ErrorOr.

[oota-llvm.git] / tools / llvm-mcmarkup / llvm-mcmarkup.cpp

diff --git a/tools/llvm-mcmarkup/llvm-mcmarkup.cpp b/tools/llvm-mcmarkup/llvm-mcmarkup.cpp
index 888761f10f0a3e0c2188e56735d533c7e8d044c1..a878f1157d570961107df7359640fccdeb87e221 100644 (file)
--- a/tools/llvm-mcmarkup/llvm-mcmarkup.cpp
+++ b/tools/llvm-mcmarkup/llvm-mcmarkup.cpp
@@ -11,7 +11,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/ADT/OwningPtr.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Format.h"
 #include "llvm/Support/ManagedStatic.h"
@@ -20,7 +19,7 @@
 #include "llvm/Support/Signals.h"
 #include "llvm/Support/SourceMgr.h"
 #include "llvm/Support/raw_ostream.h"
-#include "llvm/Support/system_error.h"
+#include <system_error>
 using namespace llvm;
 
 static cl::list<std::string>
@@ -136,12 +135,13 @@ MarkupTag MarkupParser::parseTag() {
 }
 
 static void parseMCMarkup(StringRef Filename) {
-  OwningPtr<MemoryBuffer> BufferPtr;
-  if (error_code ec = MemoryBuffer::getFileOrSTDIN(Filename, BufferPtr)) {
-    errs() << ToolName << ": " << ec.message() << '\n';
+  ErrorOr<std::unique_ptr<MemoryBuffer>> BufferPtr =
+      MemoryBuffer::getFileOrSTDIN(Filename);
+  if (std::error_code EC = BufferPtr.getError()) {
+    errs() << ToolName << ": " << EC.message() << '\n';
     return;
   }
-  MemoryBuffer *Buffer = BufferPtr.take();
+  MemoryBuffer *Buffer = BufferPtr->release();
 
   SourceMgr SrcMgr;