[C++11] Add overloads for externally used OwningPtr functions.

This will allow external callers of these functions to switch over time
rather than forcing a breaking change all a once. These particular
functions were determined by building clang/lld/lldb.

llvm-svn: 202959

1 files changed, 13 insertions, 3 deletions

diff --git a/llvm/lib/Support/FileOutputBuffer.cpp b/llvm/lib/Support/FileOutputBuffer.cpp
index c01778f9600..8f2c9fcce08 100644
--- a/llvm/lib/Support/FileOutputBuffer.cpp
+++ b/llvm/lib/Support/FileOutputBuffer.cpp
@@ -33,7 +33,7 @@ FileOutputBuffer::~FileOutputBuffer() {
 
 error_code FileOutputBuffer::create(StringRef FilePath,
                                     size_t Size,
-                                    OwningPtr<FileOutputBuffer> &Result,
+                                    std::unique_ptr<FileOutputBuffer> &Result,
                                     unsigned Flags) {
   // If file already exists, it must be a regular file (to be mappable).
   sys::fs::file_status Stat;
@@ -73,18 +73,28 @@ error_code FileOutputBuffer::create(StringRef FilePath,
   if (EC)
     return EC;
 
-  OwningPtr<mapped_file_region> MappedFile(new mapped_file_region(
+  std::unique_ptr<mapped_file_region> MappedFile(new mapped_file_region(
       FD, true, mapped_file_region::readwrite, Size, 0, EC));
   if (EC)
     return EC;
 
   Result.reset(new FileOutputBuffer(MappedFile.get(), FilePath, TempFilePath));
   if (Result)
-    MappedFile.take();
+    MappedFile.release();
 
   return error_code::success();
 }
 
+error_code FileOutputBuffer::create(StringRef FilePath,
+                                    size_t Size,
+                                    OwningPtr<FileOutputBuffer> &Result,
+                                    unsigned Flags) {
+  std::unique_ptr<FileOutputBuffer> FOB;
+  error_code ec = create(FilePath, Size, FOB, Flags);
+  Result = std::move(FOB);
+  return ec;
+}
+
 error_code FileOutputBuffer::commit(int64_t NewSmallerSize) {
   // Unmap buffer, letting OS flush dirty pages to file on disk.
   Region.reset(0);