Add default values

Author: DrSergei

lldb/tools/lldb-dap/EventHelper.cpp

@@ -287,12 +287,11 @@ void SendInvalidatedEvent(
 void SendMemoryEvent(DAP &dap, lldb::SBValue variable) {
   if (!dap.clientFeatures.contains(protocol::eClientFeatureMemoryEvent))
     return;
-  const lldb::addr_t addr = variable.GetLoadAddress();
-  if (addr == LLDB_INVALID_ADDRESS)
-    return;
   protocol::MemoryEventBody body;
-  body.memoryReference = addr;
+  body.memoryReference = variable.GetLoadAddress();
   body.count = variable.GetByteSize();
+  if (body.memoryReference == LLDB_INVALID_ADDRESS)
+    return;
   dap.Send(protocol::Event{"memory", std::move(body)});
 }
 

lldb/tools/lldb-dap/Protocol/ProtocolEvents.h

@@ -21,6 +21,7 @@
 #define LLDB_TOOLS_LLDB_DAP_PROTOCOL_PROTOCOL_EVENTS_H
 
 #include "Protocol/ProtocolTypes.h"
+#include "lldb/lldb-defines.h"
 #include "lldb/lldb-types.h"
 #include "llvm/Support/JSON.h"
 #include <cstdint>
@@ -106,13 +107,13 @@ llvm::json::Value toJSON(const InvalidatedEventBody &);
 /// many events.
 struct MemoryEventBody {
   /// Memory reference of a memory range that has been updated.
-  lldb::addr_t memoryReference;
+  lldb::addr_t memoryReference = LLDB_INVALID_ADDRESS;
 
   /// Starting offset in bytes where memory has been updated. Can be negative.
   int64_t offset = 0;
 
   /// Number of bytes updated.
-  uint64_t count;
+  uint64_t count = 0;
 };
 llvm::json::Value toJSON(const MemoryEventBody &);