diff --git a/src/mapleall/maple_me/src/ssa_epre_for_lftr.cpp b/src/mapleall/maple_me/src/ssa_epre_for_lftr.cpp
index 3a1e1c16f9998d3d82ccdf34d9fa54d6594558ee..87d1119f9fa63c4eec704a83a3dfda438a0be207 100644
--- a/src/mapleall/maple_me/src/ssa_epre_for_lftr.cpp
+++ b/src/mapleall/maple_me/src/ssa_epre_for_lftr.cpp
@@ -57,7 +57,6 @@ OpMeExpr *SSAEPre::FormLFTRCompare(MeRealOcc *compOcc, MeExpr *regorvar) {
   // handle the ops corresponding to OpMeExpr::StrengthReducible()
   OpMeExpr newSide(-1, x->GetOp(), x->GetPrimType(), x->GetNumOpnds());
   newSide.SetOpnd(i, compare->GetOpnd(1-j));
-  bool isRebuild = !newSide.GetOpnd(i)->IsLeaf();  // so hashedSide will always create new workcand
   switch (x->GetOp()) {
     case OP_cvt: {
       newSide.SetOpndType(x->GetOpndType());
@@ -81,7 +80,7 @@ OpMeExpr *SSAEPre::FormLFTRCompare(MeRealOcc *compOcc, MeExpr *regorvar) {
     hashedSide = simplifyExpr;
   } else {
     hashedSide = irMap->HashMeExpr(newSide);
-    BuildWorkListExpr(*compOcc->GetMeStmt(), compOcc->GetSequence(), *hashedSide, isRebuild, nullptr, true);
+    BuildWorkListExpr(*compOcc->GetMeStmt(), compOcc->GetSequence(), *hashedSide, true, nullptr, true);
   }
   OpMeExpr newcompare(-1, compare->GetOp(), compare->GetPrimType(), 2);
   newcompare.SetOpndType(static_cast<OpMeExpr*>(compare)->GetOpndType());