Simplify references to command line flags.

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.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 23 matching lines @@
 #include <functional>
 #include <memory>
 #include <mutex>
 #include <thread>
 #include <type_traits>
 #include <utility>
 #include <vector>
 
 namespace Ice {
 
-class ClFlags;
 class ConstantPool;
 class EmitterWorkItem;
 class FuncSigType;
 
 // Runtime helper function IDs
 
 enum class RuntimeHelper {
 #define X(Tag, Name) H_##Tag,
   RUNTIME_HELPER_FUNCTIONS_TABLE
 #undef X
@@ skipping 211 matching lines @@
     return Result;
   }
   GlobalString getGlobalString(const std::string &Name);
 
   /// Return a locked pointer to the registered jump tables.
   JumpTableDataList getJumpTables();
   /// Create a new jump table entry and return a reference to it.
   JumpTableData &addJumpTable(GlobalString FuncName, SizeT Id,
                               const JumpTableData::TargetList &TargetList);
 
-  static const ClFlags &getFlags() { return Flags; }
-
   /// Allocate data of type T using the global allocator. We allow entities
   /// allocated from this global allocator to be either trivially or
   /// non-trivially destructible. We optimize the case when T is trivially
   /// destructible by not registering a destructor. Destructors will be invoked
   /// during GlobalContext destruction in the reverse object creation order.
   template <typename T>
   typename std::enable_if<std::is_trivially_destructible<T>::value, T>::type *
   allocate() {
     return getAllocator()->Allocate<T>();
   }
@@ skipping 165 matching lines @@
   void dumpConstantLookupCounts();
 
   /// Utility function to match a symbol name against a match string. This is
   /// used in a few cases where we want to take some action on a particular
   /// function or symbol based on a command-line argument, such as changing the
   /// verbose level for a particular function. An empty Match argument means
   /// match everything. Returns true if there is a match.
   static bool matchSymbolName(const GlobalString &SymbolName,
                               const std::string &Match);
 
-  static ClFlags Flags;
-
   /// DisposeGlobalVariablesAfterLowering controls whether the memory used by
   /// GlobaleVariables can be reclaimed right after they have been lowered.
   /// @{
   bool getDisposeGlobalVariablesAfterLowering() const {
     return DisposeGlobalVariablesAfterLowering;
   }
 
   void setDisposeGlobalVariablesAfterLowering(bool Value) {
     DisposeGlobalVariablesAfterLowering = Value;
   }
@@ skipping 204 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