[MC] Thread unique_ptr<MCObjectWriter> through the create.*ObjectWriter
functions.
This makes the ownership of the resulting MCObjectWriter clear, and allows us
to remove one instance of MCObjectStreamer's bizarre "holding ownership via
someone else's reference" trick.
llvm-svn: 315327
diff --git a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
index bdad2fe..2a1de24 100644
--- a/llvm/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
+++ b/llvm/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
@@ -204,7 +204,8 @@
public:
DarwinPPCAsmBackend(const Target &T) : PPCAsmBackend(T, false) { }
- MCObjectWriter *createObjectWriter(raw_pwrite_stream &OS) const override {
+ std::unique_ptr<MCObjectWriter>
+ createObjectWriter(raw_pwrite_stream &OS) const override {
bool is64 = getPointerSize() == 8;
return createPPCMachObjectWriter(
OS,
@@ -220,7 +221,8 @@
ELFPPCAsmBackend(const Target &T, bool IsLittleEndian, uint8_t OSABI) :
PPCAsmBackend(T, IsLittleEndian), OSABI(OSABI) { }
- MCObjectWriter *createObjectWriter(raw_pwrite_stream &OS) const override {
+ std::unique_ptr<MCObjectWriter>
+ createObjectWriter(raw_pwrite_stream &OS) const override {
bool is64 = getPointerSize() == 8;
return createPPCELFObjectWriter(OS, is64, isLittleEndian(), OSABI);
}