15 files changed, 93 insertions, 126 deletions

diff --git a/lldb/source/Commands/CommandObjectBreakpoint.cpp b/lldb/source/Commands/CommandObjectBreakpoint.cpp
index 0844c56..724eacd 100644
--- a/lldb/source/Commands/CommandObjectBreakpoint.cpp
+++ b/lldb/source/Commands/CommandObjectBreakpoint.cpp
@@ -242,15 +242,8 @@ public:
   class CommandOptions : public OptionGroup {
   public:
     CommandOptions()
-        : OptionGroup(), m_condition(), m_filenames(), m_line_num(0),
-          m_column(0), m_func_names(),
-          m_func_name_type_mask(eFunctionNameTypeNone), m_func_regexp(),
-          m_source_text_regexp(), m_modules(), m_load_addr(), m_catch_bp(false),
-          m_throw_bp(true), m_hardware(false),
-          m_exception_language(eLanguageTypeUnknown),
-          m_language(lldb::eLanguageTypeUnknown),
-          m_skip_prologue(eLazyBoolCalculate), m_all_files(false),
-          m_move_to_nearest_code(eLazyBoolCalculate) {}
+        : OptionGroup(), m_condition(), m_filenames(), m_func_names(),
+          m_func_regexp(), m_source_text_regexp(), m_modules() {}
 
     ~CommandOptions() override = default;
 
@@ -500,25 +493,25 @@ public:
 
     std::string m_condition;
     FileSpecList m_filenames;
-    uint32_t m_line_num;
-    uint32_t m_column;
+    uint32_t m_line_num = 0;
+    uint32_t m_column = 0;
     std::vector<std::string> m_func_names;
     std::vector<std::string> m_breakpoint_names;
-    lldb::FunctionNameType m_func_name_type_mask;
+    lldb::FunctionNameType m_func_name_type_mask = eFunctionNameTypeNone;
     std::string m_func_regexp;
     std::string m_source_text_regexp;
     FileSpecList m_modules;
-    lldb::addr_t m_load_addr;
+    lldb::addr_t m_load_addr = 0;
     lldb::addr_t m_offset_addr;
-    bool m_catch_bp;
-    bool m_throw_bp;
-    bool m_hardware; // Request to use hardware breakpoints
-    lldb::LanguageType m_exception_language;
-    lldb::LanguageType m_language;
-    LazyBool m_skip_prologue;
-    bool m_all_files;
+    bool m_catch_bp = false;
+    bool m_throw_bp = true;
+    bool m_hardware = false; // Request to use hardware breakpoints
+    lldb::LanguageType m_exception_language = eLanguageTypeUnknown;
+    lldb::LanguageType m_language = lldb::eLanguageTypeUnknown;
+    LazyBool m_skip_prologue = eLazyBoolCalculate;
+    bool m_all_files = false;
     Args m_exception_extra_args;
-    LazyBool m_move_to_nearest_code;
+    LazyBool m_move_to_nearest_code = eLazyBoolCalculate;
     std::unordered_set<std::string> m_source_regex_func_names;
     std::string m_current_key;
   };
@@ -1133,9 +1126,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions()
-        : Options(), m_level(lldb::eDescriptionLevelBrief), m_use_dummy(false) {
-    }
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -1179,10 +1170,10 @@ public:
 
     // Instance variables to hold the values for command options.
 
-    lldb::DescriptionLevel m_level;
+    lldb::DescriptionLevel m_level = lldb::eDescriptionLevelBrief;
 
     bool m_internal;
-    bool m_use_dummy;
+    bool m_use_dummy = false;
   };
 
 protected:
@@ -1268,7 +1259,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_filename(), m_line_num(0) {}
+    CommandOptions() : Options(), m_filename() {}
 
     ~CommandOptions() override = default;
 
@@ -1305,7 +1296,7 @@ public:
     // Instance variables to hold the values for command options.
 
     std::string m_filename;
-    uint32_t m_line_num;
+    uint32_t m_line_num = 0;
   };
 
 protected:
@@ -1423,8 +1414,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_use_dummy(false), m_force(false),
-      m_delete_disabled(false) {}
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -1464,9 +1454,9 @@ public:
     }
 
     // Instance variables to hold the values for command options.
-    bool m_use_dummy;
-    bool m_force;
-    bool m_delete_disabled;
+    bool m_use_dummy = false;
+    bool m_force = false;
+    bool m_delete_disabled = false;
   };
 
 protected:
diff --git a/lldb/source/Commands/CommandObjectBreakpointCommand.cpp b/lldb/source/Commands/CommandObjectBreakpointCommand.cpp
index 127cde0..81abc1b 100644
--- a/lldb/source/Commands/CommandObjectBreakpointCommand.cpp
+++ b/lldb/source/Commands/CommandObjectBreakpointCommand.cpp
@@ -283,10 +283,7 @@ are no syntax errors may indicate that a function was declared but never called.
 
   class CommandOptions : public OptionGroup {
   public:
-    CommandOptions()
-        : OptionGroup(), m_use_commands(false), m_use_script_language(false),
-          m_script_language(eScriptLanguageNone), m_use_one_liner(false),
-          m_one_liner() {}
+    CommandOptions() : OptionGroup(), m_one_liner() {}
 
     ~CommandOptions() override = default;
 
@@ -356,12 +353,12 @@ are no syntax errors may indicate that a function was declared but never called.
 
     // Instance variables to hold the values for command options.
 
-    bool m_use_commands;
-    bool m_use_script_language;
-    lldb::ScriptLanguage m_script_language;
+    bool m_use_commands = false;
+    bool m_use_script_language = false;
+    lldb::ScriptLanguage m_script_language = eScriptLanguageNone;
 
     // Instance variables to hold the values for one_liner options.
-    bool m_use_one_liner;
+    bool m_use_one_liner = false;
     std::string m_one_liner;
     bool m_stop_on_error;
     bool m_use_dummy;
@@ -510,7 +507,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_use_dummy(false) {}
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -540,7 +537,7 @@ public:
     }
 
     // Instance variables to hold the values for command options.
-    bool m_use_dummy;
+    bool m_use_dummy = false;
   };
 
 protected:
diff --git a/lldb/source/Commands/CommandObjectCommands.cpp b/lldb/source/Commands/CommandObjectCommands.cpp
index 74b16a6..94e670a 100644
--- a/lldb/source/Commands/CommandObjectCommands.cpp
+++ b/lldb/source/Commands/CommandObjectCommands.cpp
@@ -1387,8 +1387,7 @@ protected:
   class CommandOptions : public Options {
   public:
     CommandOptions()
-        : Options(), m_class_name(), m_funct_name(), m_short_help(),
-          m_synchronicity(eScriptedCommandSynchronicitySynchronous) {}
+        : Options(), m_class_name(), m_funct_name(), m_short_help() {}
 
     ~CommandOptions() override = default;
 
@@ -1442,7 +1441,8 @@ protected:
     std::string m_class_name;
     std::string m_funct_name;
     std::string m_short_help;
-    ScriptedCommandSynchronicity m_synchronicity;
+    ScriptedCommandSynchronicity m_synchronicity =
+        eScriptedCommandSynchronicitySynchronous;
   };
 
   void IOHandlerActivated(IOHandler &io_handler, bool interactive) override {
diff --git a/lldb/source/Commands/CommandObjectDisassemble.cpp b/lldb/source/Commands/CommandObjectDisassemble.cpp
index 8d2b13a..a6d5ab6 100644
--- a/lldb/source/Commands/CommandObjectDisassemble.cpp
+++ b/lldb/source/Commands/CommandObjectDisassemble.cpp
@@ -31,10 +31,7 @@ using namespace lldb_private;
 #include "CommandOptions.inc"
 
 CommandObjectDisassemble::CommandOptions::CommandOptions()
-    : Options(), num_lines_context(0), num_instructions(0), func_name(),
-      current_function(false), start_addr(), end_addr(), at_pc(false),
-      frame_line(false), plugin_name(), flavor_string(), arch(),
-      some_location_specified(false), symbol_containing_addr() {
+    : Options(), func_name(), plugin_name(), flavor_string(), arch() {
   OptionParsingStarting(nullptr);
 }
 
diff --git a/lldb/source/Commands/CommandObjectDisassemble.h b/lldb/source/Commands/CommandObjectDisassemble.h
index 340bf64..a4b3df8 100644
--- a/lldb/source/Commands/CommandObjectDisassemble.h
+++ b/lldb/source/Commands/CommandObjectDisassemble.h
@@ -46,22 +46,22 @@ public:
 
     bool show_mixed; // Show mixed source/assembly
     bool show_bytes;
-    uint32_t num_lines_context;
-    uint32_t num_instructions;
+    uint32_t num_lines_context = 0;
+    uint32_t num_instructions = 0;
     bool raw;
     std::string func_name;
-    bool current_function;
-    lldb::addr_t start_addr;
-    lldb::addr_t end_addr;
-    bool at_pc;
-    bool frame_line;
+    bool current_function = false;
+    lldb::addr_t start_addr = 0;
+    lldb::addr_t end_addr = 0;
+    bool at_pc = false;
+    bool frame_line = false;
     std::string plugin_name;
     std::string flavor_string;
     ArchSpec arch;
-    bool some_location_specified; // If no location was specified, we'll select
-                                  // "at_pc".  This should be set
+    bool some_location_specified = false; // If no location was specified, we'll
+                                          // select "at_pc".  This should be set
     // in SetOptionValue if anything the selects a location is set.
-    lldb::addr_t symbol_containing_addr;
+    lldb::addr_t symbol_containing_addr = 0;
     bool force = false;
   };
 
diff --git a/lldb/source/Commands/CommandObjectLog.cpp b/lldb/source/Commands/CommandObjectLog.cpp
index 4016b07..288ffdb 100644
--- a/lldb/source/Commands/CommandObjectLog.cpp
+++ b/lldb/source/Commands/CommandObjectLog.cpp
@@ -76,7 +76,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), log_file(), log_options(0) {}
+    CommandOptions() : Options(), log_file() {}
 
     ~CommandOptions() override = default;
 
@@ -136,7 +136,7 @@ public:
     // Instance variables to hold the values for command options.
 
     FileSpec log_file;
-    uint32_t log_options;
+    uint32_t log_options = 0;
   };
 
   void
diff --git a/lldb/source/Commands/CommandObjectMemory.cpp b/lldb/source/Commands/CommandObjectMemory.cpp
index 19c13c0..e6decf1 100644
--- a/lldb/source/Commands/CommandObjectMemory.cpp
+++ b/lldb/source/Commands/CommandObjectMemory.cpp
@@ -46,8 +46,8 @@ using namespace lldb_private;
 class OptionGroupReadMemory : public OptionGroup {
 public:
   OptionGroupReadMemory()
-      : m_num_per_line(1, 1), m_output_as_binary(false), m_view_as_type(),
-        m_offset(0, 0), m_language_for_type(eLanguageTypeUnknown) {}
+      : m_num_per_line(1, 1), m_view_as_type(), m_offset(0, 0),
+        m_language_for_type(eLanguageTypeUnknown) {}
 
   ~OptionGroupReadMemory() override = default;
 
@@ -270,7 +270,7 @@ public:
   }
 
   OptionValueUInt64 m_num_per_line;
-  bool m_output_as_binary;
+  bool m_output_as_binary = false;
   OptionValueString m_view_as_type;
   bool m_force;
   OptionValueUInt64 m_offset;
diff --git a/lldb/source/Commands/CommandObjectPlatform.cpp b/lldb/source/Commands/CommandObjectPlatform.cpp
index d0c58ac..b95b1c3 100644
--- a/lldb/source/Commands/CommandObjectPlatform.cpp
+++ b/lldb/source/Commands/CommandObjectPlatform.cpp
@@ -1215,8 +1215,7 @@ protected:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions()
-        : Options(), match_info(), show_args(false), verbose(false) {}
+    CommandOptions() : Options(), match_info() {}
 
     ~CommandOptions() override = default;
 
@@ -1351,8 +1350,8 @@ protected:
     // Instance variables to hold the values for command options.
 
     ProcessInstanceInfoMatch match_info;
-    bool show_args;
-    bool verbose;
+    bool show_args = false;
+    bool verbose = false;
   };
 
   CommandOptions m_options;
diff --git a/lldb/source/Commands/CommandObjectProcess.cpp b/lldb/source/Commands/CommandObjectProcess.cpp
index 3e45b71..031b715 100644
--- a/lldb/source/Commands/CommandObjectProcess.cpp
+++ b/lldb/source/Commands/CommandObjectProcess.cpp
@@ -1250,7 +1250,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_verbose(false) {}
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -1278,7 +1278,7 @@ public:
     }
 
     // Instance variables to hold the values for command options.
-    bool m_verbose;
+    bool m_verbose = false;
   };
 
 protected:
diff --git a/lldb/source/Commands/CommandObjectSettings.cpp b/lldb/source/Commands/CommandObjectSettings.cpp
index d869377..82335f4 100644
--- a/lldb/source/Commands/CommandObjectSettings.cpp
+++ b/lldb/source/Commands/CommandObjectSettings.cpp
@@ -87,7 +87,7 @@ insert-before or insert-after.");
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_global(false) {}
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -120,7 +120,7 @@ insert-before or insert-after.");
     }
 
     // Instance variables to hold the values for command options.
-    bool m_global;
+    bool m_global = false;
     bool m_force;
   };
 
diff --git a/lldb/source/Commands/CommandObjectTarget.cpp b/lldb/source/Commands/CommandObjectTarget.cpp
index bc038e3..1df2bca 100644
--- a/lldb/source/Commands/CommandObjectTarget.cpp
+++ b/lldb/source/Commands/CommandObjectTarget.cpp
@@ -1969,7 +1969,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_sort_order(eSortOrderNone) {}
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -2005,7 +2005,7 @@ public:
       return llvm::makeArrayRef(g_target_modules_dump_symtab_options);
     }
 
-    SortOrder m_sort_order;
+    SortOrder m_sort_order = eSortOrderNone;
     OptionValueBoolean m_prefer_mangled = {false, false};
   };
 
@@ -2902,9 +2902,7 @@ class CommandObjectTargetModulesList : public CommandObjectParsed {
 public:
   class CommandOptions : public Options {
   public:
-    CommandOptions()
-        : Options(), m_format_array(), m_use_global_module_list(false),
-          m_module_addr(LLDB_INVALID_ADDRESS) {}
+    CommandOptions() : Options(), m_format_array() {}
 
     ~CommandOptions() override = default;
 
@@ -2939,8 +2937,8 @@ public:
     // Instance variables to hold the values for command options.
     typedef std::vector<std::pair<char, uint32_t>> FormatWidthCollection;
     FormatWidthCollection m_format_array;
-    bool m_use_global_module_list;
-    lldb::addr_t m_module_addr;
+    bool m_use_global_module_list = false;
+    lldb::addr_t m_module_addr = LLDB_INVALID_ADDRESS;
   };
 
   CommandObjectTargetModulesList(CommandInterpreter &interpreter)
@@ -3253,9 +3251,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions()
-        : Options(), m_type(eLookupTypeInvalid), m_str(),
-          m_addr(LLDB_INVALID_ADDRESS) {}
+    CommandOptions() : Options(), m_str() {}
 
     ~CommandOptions() override = default;
 
@@ -3301,9 +3297,10 @@ public:
 
     // Instance variables to hold the values for command options.
 
-    int m_type;        // Should be a eLookupTypeXXX enum after parsing options
+    int m_type = eLookupTypeInvalid; // Should be a eLookupTypeXXX enum after
+                                     // parsing options
     std::string m_str; // Holds name lookup
-    lldb::addr_t m_addr; // Holds the address to lookup
+    lldb::addr_t m_addr = LLDB_INVALID_ADDRESS; // Holds the address to lookup
   };
 
   CommandObjectTargetModulesShowUnwind(CommandInterpreter &interpreter)
@@ -4424,11 +4421,7 @@ class CommandObjectTargetStopHookAdd : public CommandObjectParsed,
 public:
   class CommandOptions : public OptionGroup {
   public:
-    CommandOptions()
-        : OptionGroup(), m_line_start(0), m_line_end(UINT_MAX),
-          m_func_name_type_mask(eFunctionNameTypeAuto),
-          m_sym_ctx_specified(false), m_thread_specified(false),
-          m_use_one_liner(false), m_one_liner() {}
+    CommandOptions() : OptionGroup(), m_line_end(UINT_MAX), m_one_liner() {}
 
     ~CommandOptions() override = default;
 
@@ -4555,20 +4548,21 @@ public:
 
     std::string m_class_name;
     std::string m_function_name;
-    uint32_t m_line_start;
+    uint32_t m_line_start = 0;
     uint32_t m_line_end;
     std::string m_file_name;
     std::string m_module_name;
-    uint32_t m_func_name_type_mask; // A pick from lldb::FunctionNameType.
+    uint32_t m_func_name_type_mask =
+        eFunctionNameTypeAuto; // A pick from lldb::FunctionNameType.
     lldb::tid_t m_thread_id;
     uint32_t m_thread_index;
     std::string m_thread_name;
     std::string m_queue_name;
-    bool m_sym_ctx_specified;
+    bool m_sym_ctx_specified = false;
     bool m_no_inlines;
-    bool m_thread_specified;
+    bool m_thread_specified = false;
     // Instance variables to hold the values for one_liner options.
-    bool m_use_one_liner;
+    bool m_use_one_liner = false;
     std::vector<std::string> m_one_liner;
 
     bool m_auto_continue;
diff --git a/lldb/source/Commands/CommandObjectThread.cpp b/lldb/source/Commands/CommandObjectThread.cpp
index a88fda9..7e4709b 100644
--- a/lldb/source/Commands/CommandObjectThread.cpp
+++ b/lldb/source/Commands/CommandObjectThread.cpp
@@ -802,12 +802,10 @@ class CommandObjectThreadUntil : public CommandObjectParsed {
 public:
   class CommandOptions : public Options {
   public:
-    uint32_t m_thread_idx;
-    uint32_t m_frame_idx;
+    uint32_t m_thread_idx = LLDB_INVALID_THREAD_ID;
+    uint32_t m_frame_idx = LLDB_INVALID_FRAME_ID;
 
-    CommandOptions()
-        : Options(), m_thread_idx(LLDB_INVALID_THREAD_ID),
-          m_frame_idx(LLDB_INVALID_FRAME_ID) {
+    CommandOptions() : Options() {
       // Keep default values of all options in one place: OptionParsingStarting
       // ()
       OptionParsingStarting(nullptr);
@@ -1374,7 +1372,7 @@ class CommandObjectThreadReturn : public CommandObjectRaw {
 public:
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_from_expression(false) {
+    CommandOptions() : Options() {
       // Keep default values of all options in one place: OptionParsingStarting
       // ()
       OptionParsingStarting(nullptr);
@@ -1414,7 +1412,7 @@ public:
       return llvm::makeArrayRef(g_thread_return_options);
     }
 
-    bool m_from_expression;
+    bool m_from_expression = false;
 
     // Instance variables to hold the values for command options.
   };
diff --git a/lldb/source/Commands/CommandObjectType.cpp b/lldb/source/Commands/CommandObjectType.cpp
index cc6bca0..025d9ea 100644
--- a/lldb/source/Commands/CommandObjectType.cpp
+++ b/lldb/source/Commands/CommandObjectType.cpp
@@ -2712,8 +2712,7 @@ protected:
 
   class CommandOptions : public OptionGroup {
   public:
-    CommandOptions()
-        : OptionGroup(), m_show_help(false), m_language(eLanguageTypeUnknown) {}
+    CommandOptions() : OptionGroup() {}
 
     ~CommandOptions() override = default;
 
@@ -2750,8 +2749,8 @@ protected:
 
     // Options table: Required for subclasses of Options.
 
-    bool m_show_help;
-    lldb::LanguageType m_language;
+    bool m_show_help = false;
+    lldb::LanguageType m_language = eLanguageTypeUnknown;
   };
 
   OptionGroupOptions m_option_group;
diff --git a/lldb/source/Commands/CommandObjectWatchpoint.cpp b/lldb/source/Commands/CommandObjectWatchpoint.cpp
index e7b1f31..b8be19f 100644
--- a/lldb/source/Commands/CommandObjectWatchpoint.cpp
+++ b/lldb/source/Commands/CommandObjectWatchpoint.cpp
@@ -166,11 +166,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions()
-        : Options(),
-          m_level(lldb::eDescriptionLevelBrief) // Watchpoint List defaults to
-                                                // brief descriptions
-    {}
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -206,7 +202,7 @@ public:
 
     // Instance variables to hold the values for command options.
 
-    lldb::DescriptionLevel m_level;
+    lldb::DescriptionLevel m_level = lldb::eDescriptionLevelBrief;
   };
 
 protected:
@@ -467,7 +463,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_force(false) {}
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -495,7 +491,7 @@ public:
     }
 
     // Instance variables to hold the values for command options.
-    bool m_force;
+    bool m_force = false;
   };
 
 protected:
@@ -593,7 +589,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_ignore_count(0) {}
+    CommandOptions() : Options() {}
 
     ~CommandOptions() override = default;
 
@@ -625,7 +621,7 @@ public:
 
     // Instance variables to hold the values for command options.
 
-    uint32_t m_ignore_count;
+    uint32_t m_ignore_count = 0;
   };
 
 protected:
@@ -721,7 +717,7 @@ public:
 
   class CommandOptions : public Options {
   public:
-    CommandOptions() : Options(), m_condition(), m_condition_passed(false) {}
+    CommandOptions() : Options(), m_condition() {}
 
     ~CommandOptions() override = default;
 
@@ -754,7 +750,7 @@ public:
     // Instance variables to hold the values for command options.
 
     std::string m_condition;
-    bool m_condition_passed;
+    bool m_condition_passed = false;
   };
 
 protected:
diff --git a/lldb/source/Commands/CommandObjectWatchpointCommand.cpp b/lldb/source/Commands/CommandObjectWatchpointCommand.cpp
index f22687f..432ba44 100644
--- a/lldb/source/Commands/CommandObjectWatchpointCommand.cpp
+++ b/lldb/source/Commands/CommandObjectWatchpointCommand.cpp
@@ -314,10 +314,7 @@ are no syntax errors may indicate that a function was declared but never called.
 
   class CommandOptions : public Options {
   public:
-    CommandOptions()
-        : Options(), m_use_commands(false), m_use_script_language(false),
-          m_script_language(eScriptLanguageNone), m_use_one_liner(false),
-          m_one_liner(), m_function_name() {}
+    CommandOptions() : Options(), m_one_liner(), m_function_name() {}
 
     ~CommandOptions() override = default;
 
@@ -387,12 +384,12 @@ are no syntax errors may indicate that a function was declared but never called.
 
     // Instance variables to hold the values for command options.
 
-    bool m_use_commands;
-    bool m_use_script_language;
-    lldb::ScriptLanguage m_script_language;
+    bool m_use_commands = false;
+    bool m_use_script_language = false;
+    lldb::ScriptLanguage m_script_language = eScriptLanguageNone;
 
     // Instance variables to hold the values for one_liner options.
-    bool m_use_one_liner;
+    bool m_use_one_liner = false;
     std::string m_one_liner;
     bool m_stop_on_error;
     std::string m_function_name;