; LLVM IR from lzyrapx/Competitive-Programming :: HDUOJ (2020)

; 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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca [100 x i32], align 16
  %6 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.start.p0(i64 400, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  br label %7

7:                                                ; preds = %93, %0
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  %9 = icmp ne i32 %8, -1
  %10 = load i32, ptr %2, align 4, !tbaa !5
  %11 = icmp ne i32 %10, 0
  br i1 %11, label %12, label %94

12:                                               ; preds = %7
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %13

13:                                               ; preds = %22, %12
  %14 = load i32, ptr %3, align 4, !tbaa !5
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = icmp slt i32 %14, %15
  br i1 %16, label %17, label %25

17:                                               ; preds = %13
  %18 = load i32, ptr %3, align 4, !tbaa !5
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds [100 x i32], ptr %5, i64 0, i64 %19
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %20)
  br label %22

22:                                               ; preds = %17
  %23 = load i32, ptr %3, align 4, !tbaa !5
  %24 = add nsw i32 %23, 1
  store i32 %24, ptr %3, align 4, !tbaa !5
  br label %13, !llvm.loop !9

25:                                               ; preds = %13
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %26

26:                                               ; preds = %63, %25
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = load i32, ptr %2, align 4, !tbaa !5
  %29 = sub nsw i32 %28, 1
  %30 = icmp slt i32 %27, %29
  br i1 %30, label %31, label %66

31:                                               ; preds = %26
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %32

32:                                               ; preds = %59, %31
  %33 = load i32, ptr %4, align 4, !tbaa !5
  %34 = load i32, ptr %2, align 4, !tbaa !5
  %35 = sub nsw i32 %34, 1
  %36 = icmp slt i32 %33, %35
  br i1 %36, label %37, label %62

37:                                               ; preds = %32
  %38 = load i32, ptr %4, align 4, !tbaa !5
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds [100 x i32], ptr %5, i64 0, i64 %39
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = call noundef double @_ZSt4fabsIiEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i32 noundef %41)
  %43 = load i32, ptr %4, align 4, !tbaa !5
  %44 = add nsw i32 %43, 1
  %45 = sext i32 %44 to i64
  %46 = getelementptr inbounds [100 x i32], ptr %5, i64 0, i64 %45
  %47 = load i32, ptr %46, align 4, !tbaa !5
  %48 = call noundef double @_ZSt4fabsIiEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i32 noundef %47)
  %49 = fcmp olt double %42, %48
  br i1 %49, label %50, label %58

50:                                               ; preds = %37
  %51 = load i32, ptr %4, align 4, !tbaa !5
  %52 = sext i32 %51 to i64
  %53 = getelementptr inbounds [100 x i32], ptr %5, i64 0, i64 %52
  %54 = load i32, ptr %4, align 4, !tbaa !5
  %55 = add nsw i32 %54, 1
  %56 = sext i32 %55 to i64
  %57 = getelementptr inbounds [100 x i32], ptr %5, i64 0, i64 %56
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %53, ptr noundef nonnull align 4 dereferenceable(4) %57) #4
  br label %58

58:                                               ; preds = %50, %37
  br label %59

59:                                               ; preds = %58
  %60 = load i32, ptr %4, align 4, !tbaa !5
  %61 = add nsw i32 %60, 1
  store i32 %61, ptr %4, align 4, !tbaa !5
  br label %32, !llvm.loop !11

62:                                               ; preds = %32
  br label %63

63:                                               ; preds = %62
  %64 = load i32, ptr %3, align 4, !tbaa !5
  %65 = add nsw i32 %64, 1
  store i32 %65, ptr %3, align 4, !tbaa !5
  br label %26, !llvm.loop !12

66:                                               ; preds = %26
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %67

67:                                               ; preds = %90, %66
  %68 = load i32, ptr %3, align 4, !tbaa !5
  %69 = load i32, ptr %2, align 4, !tbaa !5
  %70 = icmp slt i32 %68, %69
  br i1 %70, label %71, label %93

71:                                               ; preds = %67
  %72 = load i32, ptr %3, align 4, !tbaa !5
  %73 = load i32, ptr %2, align 4, !tbaa !5
  %74 = sub nsw i32 %73, 1
  %75 = icmp eq i32 %72, %74
  br i1 %75, label %76, label %83

76:                                               ; preds = %71
  %77 = load i32, ptr %2, align 4, !tbaa !5
  %78 = sub nsw i32 %77, 1
  %79 = sext i32 %78 to i64
  %80 = getelementptr inbounds [100 x i32], ptr %5, i64 0, i64 %79
  %81 = load i32, ptr %80, align 4, !tbaa !5
  %82 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef %81)
  br label %89

83:                                               ; preds = %71
  %84 = load i32, ptr %3, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [100 x i32], ptr %5, i64 0, i64 %85
  %87 = load i32, ptr %86, align 4, !tbaa !5
  %88 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %87)
  br label %89

89:                                               ; preds = %83, %76
  br label %90

90:                                               ; preds = %89
  %91 = load i32, ptr %3, align 4, !tbaa !5
  %92 = add nsw i32 %91, 1
  store i32 %92, ptr %3, align 4, !tbaa !5
  br label %67, !llvm.loop !13

93:                                               ; preds = %67
  br label %7, !llvm.loop !14

94:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 400, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  ret i32 0
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef double @_ZSt4fabsIiEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i32 noundef) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

declare i32 @printf(ptr noundef, ...) #2

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

attributes #0 = { mustprogress norecurse 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 = { "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 = { inlinehint 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 #4 = { 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}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca [100 x i32], align 16
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 400, ptr nonnull %2) #5
  %3 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %4 = load i32, ptr %1, align 4, !tbaa !5
  %.not27 = icmp eq i32 %4, 0
  br i1 %.not27, label %._crit_edge28, label %.preheader20

.loopexit:                                        ; preds = %.lr.ph26, %.preheader20, %.preheader18
  %5 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %6 = load i32, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %6, 0
  br i1 %.not, label %._crit_edge28, label %.preheader20, !llvm.loop !9

.preheader20:                                     ; preds = %0, %.loopexit
  %7 = phi i32 [ %6, %.loopexit ], [ %4, %0 ]
  %8 = icmp sgt i32 %7, 0
  br i1 %8, label %.lr.ph, label %.loopexit

.preheader19:                                     ; preds = %.lr.ph
  %9 = icmp sgt i32 %12, 1
  br i1 %9, label %.preheader, label %.preheader18

.lr.ph:                                           ; preds = %.preheader20, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %.preheader20 ]
  %10 = getelementptr inbounds [100 x i32], ptr %2, i64 0, i64 %indvars.iv
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %10)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %12 = load i32, ptr %1, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = icmp slt i64 %indvars.iv.next, %13
  br i1 %14, label %.lr.ph, label %.preheader19, !llvm.loop !11

.preheader18:                                     ; preds = %._crit_edge, %.preheader19
  %15 = phi i32 [ %12, %.preheader19 ], [ %32, %._crit_edge ]
  %16 = icmp sgt i32 %15, 0
  br i1 %16, label %.lr.ph26, label %.loopexit

.preheader:                                       ; preds = %.preheader19, %._crit_edge
  %17 = phi i32 [ %32, %._crit_edge ], [ %12, %.preheader19 ]
  %.124 = phi i32 [ %33, %._crit_edge ], [ 0, %.preheader19 ]
  %18 = icmp sgt i32 %17, 1
  br i1 %18, label %.lr.ph23, label %.preheader.._crit_edge_crit_edge

.preheader.._crit_edge_crit_edge:                 ; preds = %.preheader
  %.pre = add nsw i32 %17, -1
  br label %._crit_edge

.lr.ph23:                                         ; preds = %.preheader, %27
  %indvars.iv31 = phi i64 [ %indvars.iv.next32, %27 ], [ 0, %.preheader ]
  %19 = getelementptr inbounds [100 x i32], ptr %2, i64 0, i64 %indvars.iv31
  %20 = load i32, ptr %19, align 4, !tbaa !5
  %21 = call noundef double @_ZSt4fabsIiEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i32 noundef %20)
  %indvars.iv.next32 = add nuw nsw i64 %indvars.iv31, 1
  %22 = getelementptr inbounds [100 x i32], ptr %2, i64 0, i64 %indvars.iv.next32
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %24 = call noundef double @_ZSt4fabsIiEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i32 noundef %23)
  %25 = fcmp olt double %21, %24
  br i1 %25, label %26, label %27

26:                                               ; preds = %.lr.ph23
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %19, ptr noundef nonnull align 4 dereferenceable(4) %22) #5
  br label %27

27:                                               ; preds = %.lr.ph23, %26
  %28 = load i32, ptr %1, align 4, !tbaa !5
  %29 = add nsw i32 %28, -1
  %30 = sext i32 %29 to i64
  %31 = icmp slt i64 %indvars.iv.next32, %30
  br i1 %31, label %.lr.ph23, label %._crit_edge, !llvm.loop !12

._crit_edge:                                      ; preds = %27, %.preheader.._crit_edge_crit_edge
  %.pre-phi = phi i32 [ %.pre, %.preheader.._crit_edge_crit_edge ], [ %29, %27 ]
  %32 = phi i32 [ %17, %.preheader.._crit_edge_crit_edge ], [ %28, %27 ]
  %33 = add nuw nsw i32 %.124, 1
  %34 = icmp slt i32 %33, %.pre-phi
  br i1 %34, label %.preheader, label %.preheader18, !llvm.loop !13

.lr.ph26:                                         ; preds = %.preheader18, %.lr.ph26
  %indvars.iv34 = phi i64 [ %indvars.iv.next35, %.lr.ph26 ], [ 0, %.preheader18 ]
  %35 = phi i32 [ %43, %.lr.ph26 ], [ %15, %.preheader18 ]
  %36 = add nsw i32 %35, -1
  %37 = zext i32 %36 to i64
  %38 = icmp eq i64 %indvars.iv34, %37
  %39 = sext i32 %36 to i64
  %.sink = select i1 %38, i64 %39, i64 %indvars.iv34
  %.str.1.sink = select i1 %38, ptr @.str.1, ptr @.str.2
  %40 = getelementptr inbounds [100 x i32], ptr %2, i64 0, i64 %.sink
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) %.str.1.sink, i32 noundef %41)
  %indvars.iv.next35 = add nuw nsw i64 %indvars.iv34, 1
  %43 = load i32, ptr %1, align 4, !tbaa !5
  %44 = sext i32 %43 to i64
  %45 = icmp slt i64 %indvars.iv.next35, %44
  br i1 %45, label %.lr.ph26, label %.loopexit, !llvm.loop !15

._crit_edge28:                                    ; preds = %.loopexit, %0
  call void @llvm.lifetime.end.p0(i64 400, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret i32 0
}

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

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef double @_ZSt4fabsIiEN9__gnu_cxx11__enable_ifIXsr12__is_integerIT_EE7__valueEdE6__typeES2_(i32 noundef) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

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

attributes #0 = { mustprogress norecurse 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 = { nofree nounwind "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 = { "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 #4 = { inlinehint 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 #5 = { 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}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10, !14}
!14 = !{!"llvm.loop.unswitch.partial.disable"}
!15 = distinct !{!15, !10}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,SCCPPass,SROAPass,SimpleLoopUnswitchPass,SimplifyCFGPass