diff --git a/include/llvm/CodeGen/LiveIntervalAnalysis.h b/include/llvm/CodeGen/LiveIntervalAnalysis.h
index 54b5ca3fee3..1257e157717 100644
--- a/include/llvm/CodeGen/LiveIntervalAnalysis.h
+++ b/include/llvm/CodeGen/LiveIntervalAnalysis.h
@@ -55,7 +55,7 @@ namespace llvm {
                 return ranges.back().second;
             }
 
-            bool expired(unsigned index) const {
+            bool expiredAt(unsigned index) const {
                 return end() <= index;
             }
 
diff --git a/include/llvm/CodeGen/LiveIntervals.h b/include/llvm/CodeGen/LiveIntervals.h
index 54b5ca3fee3..1257e157717 100644
--- a/include/llvm/CodeGen/LiveIntervals.h
+++ b/include/llvm/CodeGen/LiveIntervals.h
@@ -55,7 +55,7 @@ namespace llvm {
                 return ranges.back().second;
             }
 
-            bool expired(unsigned index) const {
+            bool expiredAt(unsigned index) const {
                 return end() <= index;
             }
 
diff --git a/lib/CodeGen/LiveIntervalAnalysis.h b/lib/CodeGen/LiveIntervalAnalysis.h
index 54b5ca3fee3..1257e157717 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.h
+++ b/lib/CodeGen/LiveIntervalAnalysis.h
@@ -55,7 +55,7 @@ namespace llvm {
                 return ranges.back().second;
             }
 
-            bool expired(unsigned index) const {
+            bool expiredAt(unsigned index) const {
                 return end() <= index;
             }
 
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index 9e8089a35e5..75d213de115 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -464,7 +464,7 @@ void RA::processActiveIntervals(Intervals::const_iterator cur)
         // an interval expires this is going to be the last use. in
         // this case we can reuse the register for a def in the same
         // instruction
-        if ((*i)->expired(cur->start() + 1)) {
+        if ((*i)->expiredAt(cur->start() + 1)) {
             DEBUG(std::cerr << "\t\tinterval " << **i << " expired\n");
             if (reg < MRegisterInfo::FirstVirtualRegister) {
                 clearReservedPhysReg(reg);