Avoid an unused-variable warning when asserts are disabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166834 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMFrameLowering.cpp b/lib/Target/ARM/ARMFrameLowering.cpp
index 4d8dafc..9392497 100644 (file)
--- a/lib/Target/ARM/ARMFrameLowering.cpp
+++ b/lib/Target/ARM/ARMFrameLowering.cpp
@@ -349,7 +349,6 @@ void ARMFrameLowering::emitEpilogue(MachineFunction &MF,
   unsigned RetOpcode = MBBI->getOpcode();
   DebugLoc dl = MBBI->getDebugLoc();
   MachineFrameInfo *MFI = MF.getFrameInfo();
-  MachineRegisterInfo &MRI = MF.getRegInfo();
   ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>();
   const TargetRegisterInfo *RegInfo = MF.getTarget().getRegisterInfo();
   const ARMBaseInstrInfo &TII =
@@ -402,7 +401,7 @@ void ARMFrameLowering::emitEpilogue(MachineFunction &MF,
           // This is bad, if an interrupt is taken after the mov, sp is in an
           // inconsistent state.
           // Use the first callee-saved register as a scratch register.
-          assert(MRI.isPhysRegUsed(ARM::R4) &&
+          assert(MF.getRegInfo().isPhysRegUsed(ARM::R4) &&
                  "No scratch register to restore SP from FP!");
           emitT2RegPlusImmediate(MBB, MBBI, dl, ARM::R4, FramePtr, -NumBytes,
                                  ARMCC::AL, 0, TII);