diff --git a/lib/CodeGen/LocalStackSlotAllocation.cpp b/lib/CodeGen/LocalStackSlotAllocation.cpp
index 3f79593..8bb802f 100644
--- a/lib/CodeGen/LocalStackSlotAllocation.cpp
+++ b/lib/CodeGen/LocalStackSlotAllocation.cpp
@@ -250,7 +250,7 @@
             continue;
 
           DEBUG(dbgs() << "Considering: " << *MI);
-          if (TRI->needsFrameBaseReg(MI, i)) {
+          if (TRI->needsFrameBaseReg(MI, LocalOffsets[FrameIdx])) {
             unsigned BaseReg = 0;
             int64_t Offset = 0;
             int64_t FrameSizeAdjust = StackGrowsDown ? MFI->getLocalFrameSize()