Subzero: Use C++11 member initializers where practical.

src/IceCfg.cpp

 //===- subzero/src/IceCfg.cpp - Control flow graph implementation ---------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file implements the Cfg class, including constant pool
@@ skipping 16 matching lines @@
 namespace Ice {
 
 ICE_TLS_DEFINE_FIELD(const Cfg *, Cfg, CurrentCfg);
 
 ArenaAllocator<> *getCurrentCfgAllocator() {
   return Cfg::getCurrentCfgAllocator();
 }
 
 Cfg::Cfg(GlobalContext *Ctx, uint32_t SequenceNumber)
     : Ctx(Ctx), SequenceNumber(SequenceNumber),
-      VMask(Ctx->getFlags().getVerbose()), FunctionName(""),
-      ReturnType(IceType_void), IsInternalLinkage(false), HasError(false),
-      FocusedTiming(false), ErrorMessage(""), Entry(nullptr),
-      NextInstNumber(Inst::NumberInitial), Allocator(new ArenaAllocator<>()),
-      Live(nullptr), Target(TargetLowering::createLowering(
-                         Ctx->getFlags().getTargetArch(), this)),
+      VMask(Ctx->getFlags().getVerbose()), NextInstNumber(Inst::NumberInitial),
+      Allocator(new ArenaAllocator<>()), Live(nullptr),
+      Target(TargetLowering::createLowering(Ctx->getFlags().getTargetArch(),
+                                            this)),
       VMetadata(new VariablesMetadata(this)),
       TargetAssembler(TargetLowering::createAssembler(
-          Ctx->getFlags().getTargetArch(), this)),
-      CurrentNode(nullptr) {
+          Ctx->getFlags().getTargetArch(), this)) {
   assert(!Ctx->isIRGenerationDisabled() &&
          "Attempt to build cfg when IR generation disabled");
 }
 
 Cfg::~Cfg() { assert(ICE_TLS_GET_FIELD(CurrentCfg) == nullptr); }
 
 void Cfg::setError(const IceString &Message) {
   HasError = true;
   ErrorMessage = Message;
 }
@@ skipping 562 matching lines @@
     }
   }
   // Print each basic block
   for (CfgNode *Node : Nodes)
     Node->dump(this);
   if (isVerbose(IceV_Instructions))
     Str << "}\n";
 }
 
 } // end of namespace Ice