diff --git a/lib/Target/SparcV9/SparcV9TargetMachine.cpp b/lib/Target/SparcV9/SparcV9TargetMachine.cpp
index faed36c32a8..d00fece480b 100644
--- a/lib/Target/SparcV9/SparcV9TargetMachine.cpp
+++ b/lib/Target/SparcV9/SparcV9TargetMachine.cpp
@@ -151,7 +151,7 @@ bool UltraSparc::addPassesToEmitAssembly(PassManager &PM, std::ostream &Out)
   if (!DisablePreSelect)
     {
       PM.add(createPreSelectionPass(*this));
-      /* PM.add(createReassociatePass()); */
+      PM.add(createReassociatePass());
       PM.add(createLICMPass());
       PM.add(createGCSEPass());
     }