31   llvm::ImmutableSet<const VarDecl *>::Factory DSetFact;  member in __anon5d2c62a60111::LiveVariablesImpl
53         DSetFact(false), // This is a *major* performance win.  in LiveVariablesImpl()
110     DSetRefA(valsA.liveDecls.getRootWithoutRetain(), DSetFact.getTreeFactory()),  in merge()
111     DSetRefB(valsB.liveDecls.getRootWithoutRetain(), DSetFact.getTreeFactory());  in merge()
248         val.liveDecls = LV.DSetFact.add(val.liveDecls,  in Visit()
353             val.liveDecls = LV.DSetFact.remove(val.liveDecls, HV);  in VisitBinaryOperator()
360           val.liveDecls = LV.DSetFact.remove(val.liveDecls, VD);  in VisitBinaryOperator()
375     val.liveDecls = LV.DSetFact.add(val.liveDecls, VD);  in VisitBlockExpr()
385         val.liveDecls = LV.DSetFact.add(val.liveDecls, HV);  in VisitDeclRefExpr()
391       val.liveDecls = LV.DSetFact.add(val.liveDecls, VD);  in VisitDeclRefExpr()
400           val.liveDecls = LV.DSetFact.remove(val.liveDecls, HV);  in VisitDeclStmt()
407       val.liveDecls = LV.DSetFact.remove(val.liveDecls, DD);  in VisitDeclStmt()
410         val.liveDecls = LV.DSetFact.remove(val.liveDecls, VD);  in VisitDeclStmt()
429     val.liveDecls = LV.DSetFact.remove(val.liveDecls, VD);  in VisitObjCForCollectionStmt()
495       val.liveDecls = DSetFact.add(val.liveDecls, Dtor->getVarDecl());  in runOnBlock()