[lldb] Directly set memory_tagging in launch info flags

Directly set `memory_tagging` in launch info flags
eliminating the need for a dedicated member in
`CommandOptionsProcessLaunch`.

Author: yln

lldb/source/Commands/CommandObjectProcess.cpp

@@ -181,9 +181,6 @@ class CommandObjectProcessLaunch : public CommandObjectProcessLaunchOrAttach {
       disable_aslr = target->GetDisableASLR();
     }
 
-    if (m_options.memory_tagging == eLazyBoolYes)
-      m_options.launch_info.GetFlags().Set(eLaunchFlagMemoryTagging);
-
     if (!m_class_options.GetName().empty()) {
       m_options.launch_info.SetProcessPluginName("ScriptedProcess");
       ScriptedMetadataSP metadata_sp = std::make_shared<ScriptedMetadata>(

lldb/source/Commands/CommandOptionsProcessLaunch.cpp

@@ -128,7 +128,7 @@ Status CommandOptionsProcessLaunch::SetOptionValue(
   }
 
   case 'M':
-    memory_tagging = true;
+    launch_info.GetFlags().Set(eLaunchFlagMemoryTagging);
     break;
 
   case 'c':

lldb/source/Commands/CommandOptionsProcessLaunch.h

@@ -34,7 +34,6 @@ class CommandOptionsProcessLaunch : public lldb_private::OptionGroup {
       lldb_private::ExecutionContext *execution_context) override {
     launch_info.Clear();
     disable_aslr = lldb_private::eLazyBoolCalculate;
-    memory_tagging = false;
   }
 
   llvm::ArrayRef<lldb_private::OptionDefinition> GetDefinitions() override;
@@ -43,7 +42,6 @@ class CommandOptionsProcessLaunch : public lldb_private::OptionGroup {
 
   lldb_private::ProcessLaunchInfo launch_info;
   lldb_private::LazyBool disable_aslr;
-  bool memory_tagging;
 }; // CommandOptionsProcessLaunch
 
 } // namespace lldb_private