Frame index can be negative.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102577 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp
index 8225083..a193858 100644
--- a/lib/Target/ARM/ARMBaseInstrInfo.cpp
+++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp
@@ -819,7 +819,7 @@
 
 MachineInstr*
 ARMBaseInstrInfo::emitFrameIndexDebugValue(MachineFunction &MF,
-                                           unsigned FrameIx, uint64_t Offset,
+                                           int FrameIx, uint64_t Offset,
                                            const MDNode *MDPtr,
                                            DebugLoc DL) const {
   MachineInstrBuilder MIB = BuildMI(MF, DL, get(ARM::DBG_VALUE))