Use std::make_shared in LLDB (NFC)

Unlike std::make_unique, which is only available since C++14,
std::make_shared is available since C++11. Not only is std::make_shared
a lot more readable compared to ::reset(new), it also performs a single
heap allocation for the object and control block.

Differential revision: https://reviews.llvm.org/D57990

llvm-svn: 353764

1 files changed, 6 insertions, 3 deletions

diff --git a/lldb/source/Target/Memory.cpp b/lldb/source/Target/Memory.cpp
index b3540a4fc71..c0597b687b9 100644
--- a/lldb/source/Target/Memory.cpp
+++ b/lldb/source/Target/Memory.cpp
@@ -7,13 +7,16 @@
 //===----------------------------------------------------------------------===//
 
 #include "lldb/Target/Memory.h"
-#include <inttypes.h>
+
 #include "lldb/Core/RangeMap.h"
 #include "lldb/Target/Process.h"
 #include "lldb/Utility/DataBufferHeap.h"
 #include "lldb/Utility/Log.h"
 #include "lldb/Utility/State.h"
 
+#include <cinttypes>
+#include <memory>
+
 using namespace lldb;
 using namespace lldb_private;
 
@@ -357,8 +360,8 @@ AllocatedMemoryCache::AllocatePage(uint32_t byte_size, uint32_t permissions,
   }
 
   if (addr != LLDB_INVALID_ADDRESS) {
-    block_sp.reset(
-        new AllocatedBlock(addr, page_byte_size, permissions, chunk_size));
+    block_sp = std::make_shared<AllocatedBlock>(addr, page_byte_size,
+                                                permissions, chunk_size);
     m_memory_map.insert(std::make_pair(permissions, block_sp));
   }
   return block_sp;