1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/ReachingDefAnalysis.cpp b/llvm/lib/CodeGen/ReachingDefAnalysis.cpp
index ee76519f885..a2275625a04 100644
--- a/llvm/lib/CodeGen/ReachingDefAnalysis.cpp
+++ b/llvm/lib/CodeGen/ReachingDefAnalysis.cpp
@@ -157,7 +157,7 @@ bool ReachingDefAnalysis::runOnMachineFunction(MachineFunction &mf) {
   // Sorting all reaching defs found for a ceartin reg unit in a given BB.
   for (MBBDefsInfo &MBBDefs : MBBReachingDefs) {
     for (MBBRegUnitDefs &RegUnitDefs : MBBDefs)
-      std::sort(RegUnitDefs.begin(), RegUnitDefs.end());
+      llvm::sort(RegUnitDefs.begin(), RegUnitDefs.end());
   }
 
   return false;