[Lldb-commits] [PATCH] D84440: [llb] Remove the user-defined copy-ctor in ConstString

Jonas Devlieghere via Phabricator via lldb-commits lldb-commits at lists.llvm.org
Thu Jul 23 13:09:27 PDT 2020


This revision was automatically updated to reflect the committed changes.
Closed by commit rGcee60bbf417d: [lldb] Remove the user-defined copy-ctor in ConstString (authored by JDevlieghere).
Herald added a project: LLDB.

Changed prior to commit:
  https://reviews.llvm.org/D84440?vs=280174&id=280239#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D84440/new/

https://reviews.llvm.org/D84440

Files:
  lldb/include/lldb/Utility/ConstString.h
  lldb/source/Core/IOHandlerCursesGUI.cpp


Index: lldb/source/Core/IOHandlerCursesGUI.cpp
===================================================================
--- lldb/source/Core/IOHandlerCursesGUI.cpp
+++ lldb/source/Core/IOHandlerCursesGUI.cpp
@@ -1189,9 +1189,7 @@
 
     ListenerSP listener_sp(
         Listener::MakeListener("lldb.IOHandler.curses.Application"));
-    ConstString broadcaster_class_target(Target::GetStaticBroadcasterClass());
     ConstString broadcaster_class_process(Process::GetStaticBroadcasterClass());
-    ConstString broadcaster_class_thread(Thread::GetStaticBroadcasterClass());
     debugger.EnableForwardEvents(listener_sp);
 
     bool update = true;
Index: lldb/include/lldb/Utility/ConstString.h
===================================================================
--- lldb/include/lldb/Utility/ConstString.h
+++ lldb/include/lldb/Utility/ConstString.h
@@ -42,15 +42,7 @@
   /// Default constructor
   ///
   /// Initializes the string to an empty string.
-  ConstString() : m_string(nullptr) {}
-
-  /// Copy constructor
-  ///
-  /// Copies the string value in \a rhs into this object.
-  ///
-  /// \param[in] rhs
-  ///     Another string object to copy.
-  ConstString(const ConstString &rhs) : m_string(rhs.m_string) {}
+  ConstString() = default;
 
   explicit ConstString(const llvm::StringRef &s);
 
@@ -86,12 +78,6 @@
   ///     from \a cstr.
   explicit ConstString(const char *cstr, size_t max_cstr_len);
 
-  /// Destructor
-  ///
-  /// Since constant string values are currently not reference counted, there
-  /// isn't much to do here.
-  ~ConstString() = default;
-
   /// C string equality binary predicate function object for ConstString
   /// objects.
   struct StringIsEqual {
@@ -124,20 +110,6 @@
   ///     false otherwise.
   explicit operator bool() const { return !IsEmpty(); }
 
-  /// Assignment operator
-  ///
-  /// Assigns the string in this object with the value from \a rhs.
-  ///
-  /// \param[in] rhs
-  ///     Another string object to copy into this object.
-  ///
-  /// \return
-  ///     A const reference to this object.
-  ConstString operator=(ConstString rhs) {
-    m_string = rhs.m_string;
-    return *this;
-  }
-
   /// Equal to operator
   ///
   /// Returns true if this string is equal to the string in \a rhs. This
@@ -445,8 +417,7 @@
     return s;
   };
 
-  // Member variables
-  const char *m_string;
+  const char *m_string = nullptr;
 };
 
 /// Stream the string value \a str to the stream \a s


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