Subzero: Improve class definition hygiene.

src/IceGlobalContext.h

 //===- subzero/src/IceGlobalContext.h - Global context defs -----*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file declares aspects of the compilation that persist across
@@ skipping 40 matching lines @@
   }
   ~LockedPtr() { Lock->unlock(); }
   T *operator->() const { return Value; }
 
 private:
   T *Value;
   GlobalLockType *Lock;
 };
 
 class GlobalContext {
+  GlobalContext() = delete;
   GlobalContext(const GlobalContext &) = delete;
   GlobalContext &operator=(const GlobalContext &) = delete;
 
   // CodeStats collects rudimentary statistics during translation.
   class CodeStats {
     CodeStats(const CodeStats &) = delete;
     CodeStats &operator=(const CodeStats &) = default;
 #define CODESTATS_TABLE                                                        \
   /* dump string, enum value */                                                \
   X("Inst Count  ", InstCount)                                                 \
@@ skipping 22 matching lines @@
     }
     void dump(const IceString &Name, Ostream &Str);
 
   private:
     std::array<uint32_t, CS_NUM> Stats;
   };
 
   // TimerList is a vector of TimerStack objects, with extra methods
   // to initialize and merge these vectors.
   class TimerList : public std::vector<TimerStack> {
+    TimerList(const TimerList &) = delete;
+    TimerList &operator=(const TimerList &) = delete;
+
   public:
+    TimerList() = default;
     // initInto() initializes a target list of timers based on the
     // current list.  In particular, it creates the same number of
     // timers, in the same order, with the same names, but initially
     // empty of timing data.
     void initInto(TimerList &Dest) const {
       if (!ALLOW_DUMP)
         return;
       Dest.clear();
       for (const TimerStack &Stack : *this) {
         Dest.push_back(TimerStack(Stack.getName()));
@@ skipping 336 matching lines @@
   void incrementSubstitutions(ManglerVector &OldName) const;
 
 public:
   static void TlsInit() { ICE_TLS_INIT_FIELD(TLS); }
 };
 
 // Helper class to push and pop a timer marker.  The constructor
 // pushes a marker, and the destructor pops it.  This is for
 // convenient timing of regions of code.
 class TimerMarker {
+  TimerMarker() = delete;
   TimerMarker(const TimerMarker &) = delete;
   TimerMarker &operator=(const TimerMarker &) = delete;
 
 public:
   TimerMarker(TimerIdT ID, GlobalContext *Ctx,
               TimerStackIdT StackID = GlobalContext::TSK_Default)
       : ID(ID), Ctx(Ctx), StackID(StackID), Active(false) {
     if (ALLOW_DUMP)
       push();
   }
@@ skipping 31 matching lines @@
   explicit OstreamLocker(GlobalContext *Ctx) : Ctx(Ctx) { Ctx->lockStr(); }
   ~OstreamLocker() { Ctx->unlockStr(); }
 
 private:
   GlobalContext *const Ctx;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEGLOBALCONTEXT_H