; LLVM IR from smv1999/CompetitiveProgrammingQuestionBank :: Numbers/Unique_Digits_Count.ll (Z16printUniqueCountii)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z16printUniqueCountii(i32 noundef %0, i32 noundef %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::set", align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %15 = alloca i32, align 4
  %16 = alloca %"struct.std::pair", align 8
  store i32 %0, ptr %3, align 4, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 48, ptr %5) #3
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #3
  %17 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %17, ptr %9, align 4, !tbaa !5
  br label %18

18:                                               ; preds = %65, %2
  %19 = load i32, ptr %9, align 4, !tbaa !5
  %20 = load i32, ptr %4, align 4, !tbaa !5
  %21 = icmp sle i32 %19, %20
  br i1 %21, label %23, label %22

22:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #3
  br label %69

23:                                               ; preds = %18
  store i32 0, ptr %6, align 4, !tbaa !5
  %24 = load i32, ptr %9, align 4, !tbaa !5
  store i32 %24, ptr %8, align 4, !tbaa !5
  br label %25

25:                                               ; preds = %55, %23
  %26 = load i32, ptr %8, align 4, !tbaa !5
  %27 = icmp ne i32 %26, 0
  br i1 %27, label %28, label %58

28:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #3
  %29 = load i32, ptr %8, align 4, !tbaa !5
  %30 = srem i32 %29, 10
  store i32 %30, ptr %11, align 4, !tbaa !5
  %31 = invoke ptr @_ZNSt3setIiSt4lessIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %32 unwind label %38

32:                                               ; preds = %28
  %33 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %10, i32 0, i32 0
  store ptr %31, ptr %33, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #3
  %34 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #3
  %35 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %14, i32 0, i32 0
  store ptr %34, ptr %35, align 8
  %36 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %14) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  br i1 %36, label %37, label %42

37:                                               ; preds = %32
  store i32 1, ptr %6, align 4, !tbaa !5
  br label %55

38:                                               ; preds = %28
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %12, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  br label %68

42:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #3
  %43 = load i32, ptr %8, align 4, !tbaa !5
  %44 = srem i32 %43, 10
  store i32 %44, ptr %15, align 4, !tbaa !5
  %45 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertEOi(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %15)
          to label %46 unwind label %51

46:                                               ; preds = %42
  %47 = getelementptr inbounds { ptr, i8 }, ptr %16, i32 0, i32 0
  %48 = extractvalue { ptr, i8 } %45, 0
  store ptr %48, ptr %47, align 8
  %49 = getelementptr inbounds { ptr, i8 }, ptr %16, i32 0, i32 1
  %50 = extractvalue { ptr, i8 } %45, 1
  store i8 %50, ptr %49, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  br label %55

51:                                               ; preds = %42
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %12, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  br label %68

55:                                               ; preds = %46, %37
  %56 = load i32, ptr %8, align 4, !tbaa !5
  %57 = sdiv i32 %56, 10
  store i32 %57, ptr %8, align 4, !tbaa !5
  br label %25, !llvm.loop !9

58:                                               ; preds = %25
  %59 = load i32, ptr %6, align 4, !tbaa !5
  %60 = icmp ne i32 %59, 1
  br i1 %60, label %61, label %64

61:                                               ; preds = %58
  %62 = load i32, ptr %7, align 4, !tbaa !5
  %63 = add nsw i32 %62, 1
  store i32 %63, ptr %7, align 4, !tbaa !5
  br label %64

64:                                               ; preds = %61, %58
  call void @_ZNSt3setIiSt4lessIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #3
  br label %65

65:                                               ; preds = %64
  %66 = load i32, ptr %9, align 4, !tbaa !5
  %67 = add nsw i32 %66, 1
  store i32 %67, ptr %9, align 4, !tbaa !5
  br label %18, !llvm.loop !11

68:                                               ; preds = %51, %38
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #3
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #3
  br label %71

69:                                               ; preds = %22
  %70 = load i32, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #3
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #3
  ret i32 %70

71:                                               ; preds = %68
  %72 = load ptr, ptr %12, align 8
  %73 = load i32, ptr %13, align 4
  %74 = insertvalue { ptr, i32 } poison, ptr %72, 0
  %75 = insertvalue { ptr, i32 } %74, i32 %73, 1
  resume { ptr, i32 } %75
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertEOi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z16printUniqueCountii(i32 noundef %0, i32 noundef %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::set", align 8
  %4 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %7 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3) #3
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  %.not29 = icmp sgt i32 %0, %1
  br i1 %.not29, label %._crit_edge32, label %.preheader

.preheader:                                       ; preds = %2, %._crit_edge
  %.01331 = phi i32 [ %spec.select, %._crit_edge ], [ 0, %2 ]
  %.01730 = phi i32 [ %23, %._crit_edge ], [ %0, %2 ]
  %.not1926 = icmp eq i32 %.01730, 0
  br i1 %.not1926, label %._crit_edge, label %.lr.ph

._crit_edge32:                                    ; preds = %._crit_edge, %2
  %.013.lcssa = phi i32 [ 0, %2 ], [ %spec.select, %._crit_edge ]
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #3
  ret i32 %.013.lcssa

.lr.ph:                                           ; preds = %.preheader, %21
  %.028 = phi i32 [ %.1, %21 ], [ 0, %.preheader ]
  %.01827 = phi i32 [ %9, %21 ], [ %.01730, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #3
  %8 = srem i32 %.01827, 10
  %9 = sdiv i32 %.01827, 10
  store i32 %8, ptr %5, align 4, !tbaa !5
  %10 = invoke ptr @_ZNSt3setIiSt4lessIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %11 unwind label %14

11:                                               ; preds = %.lr.ph
  store ptr %10, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #3
  %12 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  store ptr %12, ptr %6, align 8
  %13 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  br i1 %13, label %21, label %16

14:                                               ; preds = %.lr.ph
  %15 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  br label %24

16:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #3
  store i32 %8, ptr %7, align 4, !tbaa !5
  %17 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertEOi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %18 unwind label %19

18:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #3
  br label %21

19:                                               ; preds = %16
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #3
  br label %24

21:                                               ; preds = %11, %18
  %.1 = phi i32 [ %.028, %18 ], [ 1, %11 ]
  %.01827.off = add i32 %.01827, 9
  %.not19 = icmp ult i32 %.01827.off, 19
  br i1 %.not19, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %21, %.preheader
  %.0.lcssa = phi i32 [ 0, %.preheader ], [ %.1, %21 ]
  %.not20 = icmp ne i32 %.0.lcssa, 1
  %22 = zext i1 %.not20 to i32
  %spec.select = add nuw nsw i32 %.01331, %22
  call void @_ZNSt3setIiSt4lessIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  %23 = add i32 %.01730, 1
  %exitcond.not = icmp eq i32 %.01730, %1
  br i1 %exitcond.not, label %._crit_edge32, label %.preheader, !llvm.loop !11

24:                                               ; preds = %19, %14
  %.pn = phi { ptr, i32 } [ %20, %19 ], [ %15, %14 ]
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #3
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE4findERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertEOi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; Effective O3 passes: DivRemPairsPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass