Seems to be a bit of new warnings recently:
llvm/llvm/lib/CodeGen/Spiller.cpp: In function 'void
UpdateKills(llvm::MachineInstr&, llvm::BitVector&,
std::vector<llvm::MachineOperand*,
std::allocator<llvm::MachineOperand*> >&, const
llvm::TargetRegisterInfo*)':
llvm/llvm/lib/CodeGen/Spiller.cpp:221: warning: unused variable 'TID'
llvm/llvm/lib/CodeGen/Spiller.cpp: In member function 'void
llvm::LocalSpiller::TransferDeadness(llvm::MachineBasicBlock*,
unsigned int, unsigned int, llvm::BitVector&,
std::vector<llvm::MachineOperand*,
std::allocator<llvm::MachineOperand*> >&)':
llvm/llvm/lib/CodeGen/Spiller.cpp:884: warning: unused variable 'TID'
llvm/llvm/lib/CodeGen/Spiller.cpp: In member function 'void
llvm::LocalSpiller::RewriteMBB(llvm::MachineBasicBlock&,
llvm::VirtRegMap&, llvm::AvailableSpills&, llvm::BitVector&,
std::vector<llvm::MachineOperand*,
std::allocator<llvm::MachineOperand*> >&)':
llvm/llvm/lib/CodeGen/Spiller.cpp:947: warning: unused variable 'TID'
llvm/llvm/lib/Target/Mips/MipsISelLowering.cpp: In member function
'llvm::SDValue
llvm::MipsTargetLowering::LowerFORMAL_ARGUMENTS(llvm::SDValue,
llvm::SelectionDAG&)':
llvm/llvm/lib/Target/Mips/MipsISelLowering.cpp:958: warning: 'Opcode'
may be used uninitialized in this function