; LLVM IR from tangjz/acm-icpc :: buaa/oj3rd (747)

; 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"

@t = external dso_local global i32, align 4
@n = external dso_local global i32, align 4
@a = external dso_local global [1000010 x i32], align 16
@l = external dso_local global [1000010 x i32], align 16
@r = external dso_local global [1000010 x i32], align 16
@ans = external dso_local global i64, align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 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 i32, align 4
  store i32 0, ptr %1, align 4
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @t)
  br label %7

7:                                                ; preds = %100, %0
  %8 = load i32, ptr @t, align 4, !tbaa !5
  %9 = add nsw i32 %8, -1
  store i32 %9, ptr @t, align 4, !tbaa !5
  %10 = icmp ne i32 %8, 0
  br i1 %10, label %11, label %103

11:                                               ; preds = %7
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @n)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 1, ptr %2, align 4, !tbaa !5
  br label %13

13:                                               ; preds = %23, %11
  %14 = load i32, ptr %2, align 4, !tbaa !5
  %15 = load i32, ptr @n, align 4, !tbaa !5
  %16 = icmp sle i32 %14, %15
  br i1 %16, label %18, label %17

17:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  br label %26

18:                                               ; preds = %13
  %19 = load i32, ptr %2, align 4, !tbaa !5
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds i32, ptr @a, i64 %20
  %22 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %21)
  br label %23

23:                                               ; preds = %18
  %24 = load i32, ptr %2, align 4, !tbaa !5
  %25 = add nsw i32 %24, 1
  store i32 %25, ptr %2, align 4, !tbaa !5
  br label %13, !llvm.loop !9

26:                                               ; preds = %17
  store i32 0, ptr @l, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %27

27:                                               ; preds = %45, %26
  %28 = load i32, ptr %3, align 4, !tbaa !5
  %29 = load i32, ptr @n, align 4, !tbaa !5
  %30 = icmp sle i32 %28, %29
  br i1 %30, label %32, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %48

32:                                               ; preds = %27
  %33 = load i32, ptr %3, align 4, !tbaa !5
  %34 = sub nsw i32 %33, 1
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [1000010 x i32], ptr @l, i64 0, i64 %35
  %37 = load i32, ptr %3, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = getelementptr inbounds [1000010 x i32], ptr @a, i64 0, i64 %38
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %36, ptr noundef nonnull align 4 dereferenceable(4) %39)
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = load i32, ptr %3, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = getelementptr inbounds [1000010 x i32], ptr @l, i64 0, i64 %43
  store i32 %41, ptr %44, align 4, !tbaa !5
  br label %45

45:                                               ; preds = %32
  %46 = load i32, ptr %3, align 4, !tbaa !5
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %3, align 4, !tbaa !5
  br label %27, !llvm.loop !11

48:                                               ; preds = %31
  %49 = load i32, ptr @n, align 4, !tbaa !5
  %50 = add nsw i32 %49, 1
  %51 = sext i32 %50 to i64
  %52 = getelementptr inbounds [1000010 x i32], ptr @r, i64 0, i64 %51
  store i32 0, ptr %52, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  %53 = load i32, ptr @n, align 4, !tbaa !5
  store i32 %53, ptr %4, align 4, !tbaa !5
  br label %54

54:                                               ; preds = %71, %48
  %55 = load i32, ptr %4, align 4, !tbaa !5
  %56 = icmp ne i32 %55, 0
  br i1 %56, label %58, label %57

57:                                               ; preds = %54
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %74

58:                                               ; preds = %54
  %59 = load i32, ptr %4, align 4, !tbaa !5
  %60 = add nsw i32 %59, 1
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds [1000010 x i32], ptr @r, i64 0, i64 %61
  %63 = load i32, ptr %4, align 4, !tbaa !5
  %64 = sext i32 %63 to i64
  %65 = getelementptr inbounds [1000010 x i32], ptr @a, i64 0, i64 %64
  %66 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %62, ptr noundef nonnull align 4 dereferenceable(4) %65)
  %67 = load i32, ptr %66, align 4, !tbaa !5
  %68 = load i32, ptr %4, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = getelementptr inbounds [1000010 x i32], ptr @r, i64 0, i64 %69
  store i32 %67, ptr %70, align 4, !tbaa !5
  br label %71

71:                                               ; preds = %58
  %72 = load i32, ptr %4, align 4, !tbaa !5
  %73 = add nsw i32 %72, -1
  store i32 %73, ptr %4, align 4, !tbaa !5
  br label %54, !llvm.loop !12

74:                                               ; preds = %57
  store i64 0, ptr @ans, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 1, ptr %5, align 4, !tbaa !5
  br label %75

75:                                               ; preds = %97, %74
  %76 = load i32, ptr %5, align 4, !tbaa !5
  %77 = load i32, ptr @n, align 4, !tbaa !5
  %78 = icmp sle i32 %76, %77
  br i1 %78, label %80, label %79

79:                                               ; preds = %75
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %100

80:                                               ; preds = %75
  %81 = load i32, ptr %5, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = getelementptr inbounds [1000010 x i32], ptr @l, i64 0, i64 %82
  %84 = load i32, ptr %5, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [1000010 x i32], ptr @r, i64 0, i64 %85
  %87 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %83, ptr noundef nonnull align 4 dereferenceable(4) %86)
  %88 = load i32, ptr %87, align 4, !tbaa !5
  %89 = load i32, ptr %5, align 4, !tbaa !5
  %90 = sext i32 %89 to i64
  %91 = getelementptr inbounds [1000010 x i32], ptr @a, i64 0, i64 %90
  %92 = load i32, ptr %91, align 4, !tbaa !5
  %93 = sub nsw i32 %88, %92
  %94 = sext i32 %93 to i64
  %95 = load i64, ptr @ans, align 8, !tbaa !13
  %96 = add nsw i64 %95, %94
  store i64 %96, ptr @ans, align 8, !tbaa !13
  br label %97

97:                                               ; preds = %80
  %98 = load i32, ptr %5, align 4, !tbaa !5
  %99 = add nsw i32 %98, 1
  store i32 %99, ptr %5, align 4, !tbaa !5
  br label %75, !llvm.loop !15

100:                                              ; preds = %79
  %101 = load i64, ptr @ans, align 8, !tbaa !13
  %102 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i64 noundef %101)
  br label %7, !llvm.loop !16

103:                                              ; preds = %7
  ret i32 0
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

declare i32 @printf(ptr noundef, ...) #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 = { "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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!14, !14, i64 0}
!14 = !{!"long long", !7, i64 0}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !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"

@t = external dso_local global i32, align 4
@n = external dso_local global i32, align 4
@a = external dso_local global [1000010 x i32], align 16
@l = external dso_local global [1000010 x i32], align 16
@r = external dso_local global [1000010 x i32], align 16
@ans = external dso_local local_unnamed_addr global i64, align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: mustprogress norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @t)
  %2 = load i32, ptr @t, align 4, !tbaa !5
  %3 = add nsw i32 %2, -1
  store i32 %3, ptr @t, align 4, !tbaa !5
  %.not43 = icmp eq i32 %2, 0
  br i1 %.not43, label %._crit_edge46, label %.lr.ph45

.lr.ph45:                                         ; preds = %0, %._crit_edge42
  %4 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @n)
  %5 = load i32, ptr @n, align 4, !tbaa !5
  %.not2226 = icmp slt i32 %5, 1
  br i1 %.not2226, label %._crit_edge.thread, label %.lr.ph

._crit_edge.thread:                               ; preds = %.lr.ph45
  store i32 0, ptr @l, align 16, !tbaa !5
  br label %._crit_edge32

._crit_edge:                                      ; preds = %.lr.ph
  store i32 0, ptr @l, align 16, !tbaa !5
  %.not2328 = icmp slt i32 %8, 1
  br i1 %.not2328, label %._crit_edge32, label %.lr.ph31

.lr.ph:                                           ; preds = %.lr.ph45, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 1, %.lr.ph45 ]
  %6 = getelementptr inbounds i32, ptr @a, i64 %indvars.iv
  %7 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %6)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %8 = load i32, ptr @n, align 4, !tbaa !5
  %9 = sext i32 %8 to i64
  %.not22.not = icmp slt i64 %indvars.iv, %9
  br i1 %.not22.not, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge32:                                    ; preds = %.lr.ph31, %._crit_edge.thread, %._crit_edge
  %.lcssa = phi i32 [ %8, %._crit_edge ], [ %5, %._crit_edge.thread ], [ %20, %.lr.ph31 ]
  %10 = add nsw i32 %.lcssa, 1
  %11 = sext i32 %10 to i64
  %12 = getelementptr inbounds [1000010 x i32], ptr @r, i64 0, i64 %11
  store i32 0, ptr %12, align 4, !tbaa !5
  %.not2433 = icmp eq i32 %.lcssa, 0
  br i1 %.not2433, label %._crit_edge37.thread, label %.lr.ph36.preheader

._crit_edge37.thread:                             ; preds = %._crit_edge32
  store i64 0, ptr @ans, align 8, !tbaa !11
  br label %._crit_edge42

.lr.ph36.preheader:                               ; preds = %._crit_edge32
  %13 = sext i32 %.lcssa to i64
  br label %.lr.ph36

.lr.ph31:                                         ; preds = %._crit_edge, %.lr.ph31
  %indvars.iv49 = phi i64 [ %indvars.iv.next50, %.lr.ph31 ], [ 1, %._crit_edge ]
  %14 = add nsw i64 %indvars.iv49, -1
  %15 = getelementptr inbounds [1000010 x i32], ptr @l, i64 0, i64 %14
  %16 = getelementptr inbounds [1000010 x i32], ptr @a, i64 0, i64 %indvars.iv49
  %17 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 4 dereferenceable(4) %16)
  %18 = load i32, ptr %17, align 4, !tbaa !5
  %19 = getelementptr inbounds [1000010 x i32], ptr @l, i64 0, i64 %indvars.iv49
  store i32 %18, ptr %19, align 4, !tbaa !5
  %indvars.iv.next50 = add nuw nsw i64 %indvars.iv49, 1
  %20 = load i32, ptr @n, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  %.not23.not = icmp slt i64 %indvars.iv49, %21
  br i1 %.not23.not, label %.lr.ph31, label %._crit_edge32, !llvm.loop !13

._crit_edge37:                                    ; preds = %.lr.ph36
  %.pre = load i32, ptr @n, align 4, !tbaa !5
  store i64 0, ptr @ans, align 8, !tbaa !11
  %.not2538 = icmp slt i32 %.pre, 1
  br i1 %.not2538, label %._crit_edge42, label %.lr.ph41

.lr.ph36:                                         ; preds = %.lr.ph36.preheader, %.lr.ph36
  %indvars.iv52 = phi i64 [ %13, %.lr.ph36.preheader ], [ %indvars.iv.next53, %.lr.ph36 ]
  %22 = add nsw i64 %indvars.iv52, 1
  %23 = getelementptr inbounds [1000010 x i32], ptr @r, i64 0, i64 %22
  %24 = getelementptr inbounds [1000010 x i32], ptr @a, i64 0, i64 %indvars.iv52
  %25 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %23, ptr noundef nonnull align 4 dereferenceable(4) %24)
  %26 = load i32, ptr %25, align 4, !tbaa !5
  %27 = getelementptr inbounds [1000010 x i32], ptr @r, i64 0, i64 %indvars.iv52
  store i32 %26, ptr %27, align 4, !tbaa !5
  %indvars.iv.next53 = add nsw i64 %indvars.iv52, -1
  %.not24 = icmp eq i64 %indvars.iv.next53, 0
  br i1 %.not24, label %._crit_edge37, label %.lr.ph36, !llvm.loop !14

._crit_edge42:                                    ; preds = %.lr.ph41, %._crit_edge37.thread, %._crit_edge37
  %28 = phi i64 [ 0, %._crit_edge37 ], [ 0, %._crit_edge37.thread ], [ %41, %.lr.ph41 ]
  %29 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i64 noundef %28)
  %30 = load i32, ptr @t, align 4, !tbaa !5
  %31 = add nsw i32 %30, -1
  store i32 %31, ptr @t, align 4, !tbaa !5
  %.not = icmp eq i32 %30, 0
  br i1 %.not, label %._crit_edge46, label %.lr.ph45, !llvm.loop !15

.lr.ph41:                                         ; preds = %._crit_edge37, %.lr.ph41
  %indvars.iv55 = phi i64 [ %indvars.iv.next56, %.lr.ph41 ], [ 1, %._crit_edge37 ]
  %32 = getelementptr inbounds [1000010 x i32], ptr @l, i64 0, i64 %indvars.iv55
  %33 = getelementptr inbounds [1000010 x i32], ptr @r, i64 0, i64 %indvars.iv55
  %34 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %32, ptr noundef nonnull align 4 dereferenceable(4) %33)
  %35 = load i32, ptr %34, align 4, !tbaa !5
  %36 = getelementptr inbounds [1000010 x i32], ptr @a, i64 0, i64 %indvars.iv55
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = sub nsw i32 %35, %37
  %39 = sext i32 %38 to i64
  %40 = load i64, ptr @ans, align 8, !tbaa !11
  %41 = add nsw i64 %40, %39
  store i64 %41, ptr @ans, align 8, !tbaa !11
  %indvars.iv.next56 = add nuw nsw i64 %indvars.iv55, 1
  %42 = load i32, ptr @n, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %.not25.not = icmp slt i64 %indvars.iv55, %43
  br i1 %.not25.not, label %.lr.ph41, label %._crit_edge42, !llvm.loop !16

._crit_edge46:                                    ; preds = %._crit_edge42, %0
  ret i32 0
}

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

attributes #0 = { mustprogress norecurse 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 #1 = { 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 #2 = { 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" }

!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 = !{!12, !12, i64 0}
!12 = !{!"long long", !7, i64 0}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !10}


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