unique_ptrify LTOCodeGenerator::NativeObjectFile

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216927 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/LTO/LTOCodeGenerator.h b/include/llvm/LTO/LTOCodeGenerator.h
index 67b8903feb77ae5171d6722cbc9ba81208737f44..5bd28950d6c1188051fa3b23a51a358bd9d77121 100644 (file)
--- a/include/llvm/LTO/LTOCodeGenerator.h
+++ b/include/llvm/LTO/LTOCodeGenerator.h
@@ -142,7 +142,7 @@ private:
   lto_codegen_model CodeModel;
   StringSet MustPreserveSymbols;
   StringSet AsmUndefinedRefs;
-  MemoryBuffer *NativeObjectFile;
+  std::unique_ptr<MemoryBuffer> NativeObjectFile;
   std::vector<char *> CodegenOptions;
   std::string MCpu;
   std::string MAttr;

diff --git a/lib/LTO/LTOCodeGenerator.cpp b/lib/LTO/LTOCodeGenerator.cpp
index 887fddefc57d2431ad5c4ceeb744ad02503524d0..491975e3db64bf03be902779fbb724ef8e358a74 100644 (file)
--- a/lib/LTO/LTOCodeGenerator.cpp
+++ b/lib/LTO/LTOCodeGenerator.cpp
@@ -67,15 +67,13 @@ LTOCodeGenerator::LTOCodeGenerator()
     : Context(getGlobalContext()), IRLinker(new Module("ld-temp.o", Context)),
       TargetMach(nullptr), EmitDwarfDebugInfo(false),
       ScopeRestrictionsDone(false), CodeModel(LTO_CODEGEN_PIC_MODEL_DEFAULT),
-      NativeObjectFile(nullptr), DiagHandler(nullptr), DiagContext(nullptr) {
+      DiagHandler(nullptr), DiagContext(nullptr) {
   initializeLTOPasses();
 }
 
 LTOCodeGenerator::~LTOCodeGenerator() {
   delete TargetMach;
-  delete NativeObjectFile;
   TargetMach = nullptr;
-  NativeObjectFile = nullptr;
 
   IRLinker.deleteModule();
 
@@ -234,9 +232,6 @@ const void* LTOCodeGenerator::compile(size_t* length,
                        errMsg))
     return nullptr;
 
-  // remove old buffer if compile() called twice
-  delete NativeObjectFile;
-
   // read .o file into memory buffer
   ErrorOr<std::unique_ptr<MemoryBuffer>> BufferOrErr =
       MemoryBuffer::getFile(name, -1, false);
@@ -245,7 +240,7 @@ const void* LTOCodeGenerator::compile(size_t* length,
     sys::fs::remove(NativeObjectPath);
     return nullptr;
   }
-  NativeObjectFile = BufferOrErr.get().release();
+  NativeObjectFile = std::move(*BufferOrErr);
 
   // remove temp files
   sys::fs::remove(NativeObjectPath);