Remove unused member variable.

Fixes pr20904.

llvm-svn: 219706

llvm/include/llvm/CodeGen/MachineFunction.h

@@ -80,8 +80,7 @@ class MachineFunction {
   const TargetSubtargetInfo *STI;
   MCContext &Ctx;
   MachineModuleInfo &MMI;
-  GCModuleInfo *GMI;
-  
+
   // RegInfo - Information about each register in use in the function.
   MachineRegisterInfo *RegInfo;
 
@@ -141,12 +140,10 @@ class MachineFunction {
   void operator=(const MachineFunction&) LLVM_DELETED_FUNCTION;
 public:
   MachineFunction(const Function *Fn, const TargetMachine &TM,
-                  unsigned FunctionNum, MachineModuleInfo &MMI,
-                  GCModuleInfo* GMI);
+                  unsigned FunctionNum, MachineModuleInfo &MMI);
   ~MachineFunction();
 
   MachineModuleInfo &getMMI() const { return MMI; }
-  GCModuleInfo *getGMI() const { return GMI; }
   MCContext &getContext() const { return Ctx; }
 
   /// getFunction - Return the LLVM function that this machine code represents

llvm/lib/CodeGen/MachineFunction.cpp

@@ -53,10 +53,9 @@ void ilist_traits<MachineBasicBlock>::deleteNode(MachineBasicBlock *MBB) {
 }
 
 MachineFunction::MachineFunction(const Function *F, const TargetMachine &TM,
-                                 unsigned FunctionNum, MachineModuleInfo &mmi,
-                                 GCModuleInfo *gmi)
+                                 unsigned FunctionNum, MachineModuleInfo &mmi)
     : Fn(F), Target(TM), STI(TM.getSubtargetImpl()), Ctx(mmi.getContext()),
-      MMI(mmi), GMI(gmi) {
+      MMI(mmi) {
   if (STI->getRegisterInfo())
     RegInfo = new (Allocator) MachineRegisterInfo(this);
   else

llvm/lib/CodeGen/MachineFunctionAnalysis.cpp

@@ -46,8 +46,7 @@ bool MachineFunctionAnalysis::doInitialization(Module &M) {
 bool MachineFunctionAnalysis::runOnFunction(Function &F) {
   assert(!MF && "MachineFunctionAnalysis already initialized!");
   MF = new MachineFunction(&F, TM, NextFnNum++,
-                           getAnalysis<MachineModuleInfo>(),
-                           getAnalysisIfAvailable<GCModuleInfo>());
+                           getAnalysis<MachineModuleInfo>());
   return false;
 }