; LLVM IR from tangjz/acm-icpc :: 51nod (1310)

; 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"

@n = external dso_local global i32, align 4
@ans = external dso_local global i32, align 4
@fib = external dso_local global [87 x i64], align 16
@a = external dso_local global [50001 x i64], align 16
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 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 i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  store i64 1, ptr @fib, align 16, !tbaa !5
  store i64 2, ptr getelementptr inbounds ([87 x i64], ptr @fib, i64 0, i64 1), align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  store i32 2, ptr %2, align 4, !tbaa !9
  br label %8

8:                                                ; preds = %27, %0
  %9 = load i32, ptr %2, align 4, !tbaa !9
  %10 = icmp slt i32 %9, 87
  br i1 %10, label %12, label %11

11:                                               ; preds = %8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  br label %30

12:                                               ; preds = %8
  %13 = load i32, ptr %2, align 4, !tbaa !9
  %14 = sub nsw i32 %13, 1
  %15 = sext i32 %14 to i64
  %16 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %15
  %17 = load i64, ptr %16, align 8, !tbaa !5
  %18 = load i32, ptr %2, align 4, !tbaa !9
  %19 = sub nsw i32 %18, 2
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %20
  %22 = load i64, ptr %21, align 8, !tbaa !5
  %23 = add nsw i64 %17, %22
  %24 = load i32, ptr %2, align 4, !tbaa !9
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %25
  store i64 %23, ptr %26, align 8, !tbaa !5
  br label %27

27:                                               ; preds = %12
  %28 = load i32, ptr %2, align 4, !tbaa !9
  %29 = add nsw i32 %28, 1
  store i32 %29, ptr %2, align 4, !tbaa !9
  br label %8, !llvm.loop !11

30:                                               ; preds = %11
  %31 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @n)
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %32

32:                                               ; preds = %42, %30
  %33 = load i32, ptr %3, align 4, !tbaa !9
  %34 = load i32, ptr @n, align 4, !tbaa !9
  %35 = icmp slt i32 %33, %34
  br i1 %35, label %37, label %36

36:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %45

37:                                               ; preds = %32
  %38 = load i32, ptr %3, align 4, !tbaa !9
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds i64, ptr @a, i64 %39
  %41 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %40)
  br label %42

42:                                               ; preds = %37
  %43 = load i32, ptr %3, align 4, !tbaa !9
  %44 = add nsw i32 %43, 1
  store i32 %44, ptr %3, align 4, !tbaa !9
  br label %32, !llvm.loop !13

45:                                               ; preds = %36
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 86, ptr %4, align 4, !tbaa !9
  br label %46

46:                                               ; preds = %92, %45
  %47 = load i32, ptr %4, align 4, !tbaa !9
  %48 = icmp sge i32 %47, 0
  br i1 %48, label %50, label %49

49:                                               ; preds = %46
  store i32 8, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  br label %95

50:                                               ; preds = %46
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 0, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %51

51:                                               ; preds = %79, %50
  %52 = load i32, ptr %7, align 4, !tbaa !9
  %53 = load i32, ptr @n, align 4, !tbaa !9
  %54 = icmp slt i32 %52, %53
  br i1 %54, label %56, label %55

55:                                               ; preds = %51
  store i32 11, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  br label %82

56:                                               ; preds = %51
  %57 = load i32, ptr %7, align 4, !tbaa !9
  %58 = sext i32 %57 to i64
  %59 = getelementptr inbounds [50001 x i64], ptr @a, i64 0, i64 %58
  %60 = load i64, ptr %59, align 8, !tbaa !5
  %61 = load i32, ptr %4, align 4, !tbaa !9
  %62 = sext i32 %61 to i64
  %63 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %62
  %64 = load i64, ptr %63, align 8, !tbaa !5
  %65 = icmp sge i64 %60, %64
  br i1 %65, label %66, label %78

66:                                               ; preds = %56
  %67 = load i32, ptr %4, align 4, !tbaa !9
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %68
  %70 = load i64, ptr %69, align 8, !tbaa !5
  %71 = load i32, ptr %7, align 4, !tbaa !9
  %72 = sext i32 %71 to i64
  %73 = getelementptr inbounds [50001 x i64], ptr @a, i64 0, i64 %72
  %74 = load i64, ptr %73, align 8, !tbaa !5
  %75 = sub nsw i64 %74, %70
  store i64 %75, ptr %73, align 8, !tbaa !5
  %76 = load i32, ptr %6, align 4, !tbaa !9
  %77 = xor i32 %76, 1
  store i32 %77, ptr %6, align 4, !tbaa !9
  br label %78

78:                                               ; preds = %66, %56
  br label %79

79:                                               ; preds = %78
  %80 = load i32, ptr %7, align 4, !tbaa !9
  %81 = add nsw i32 %80, 1
  store i32 %81, ptr %7, align 4, !tbaa !9
  br label %51, !llvm.loop !14

82:                                               ; preds = %55
  %83 = load i32, ptr @ans, align 4, !tbaa !9
  %84 = shl i32 %83, 1
  %85 = load i32, ptr %6, align 4, !tbaa !9
  %86 = or i32 %84, %85
  store i32 %86, ptr @ans, align 4, !tbaa !9
  %87 = icmp sge i32 %86, 1000000007
  br i1 %87, label %88, label %91

88:                                               ; preds = %82
  %89 = load i32, ptr @ans, align 4, !tbaa !9
  %90 = sub nsw i32 %89, 1000000007
  store i32 %90, ptr @ans, align 4, !tbaa !9
  br label %91

91:                                               ; preds = %88, %82
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  br label %92

92:                                               ; preds = %91
  %93 = load i32, ptr %4, align 4, !tbaa !9
  %94 = add nsw i32 %93, -1
  store i32 %94, ptr %4, align 4, !tbaa !9
  br label %46, !llvm.loop !15

95:                                               ; preds = %49
  %96 = load i32, ptr @ans, align 4, !tbaa !9
  %97 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %96)
  ret i32 0
}

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

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

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

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

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 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


; 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"

@n = external dso_local global i32, align 4
@ans = external dso_local local_unnamed_addr global i32, align 4
@fib = external dso_local local_unnamed_addr global [87 x i64], align 16
@a = external dso_local global [50001 x i64], align 16
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress nofree norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  store i64 1, ptr @fib, align 16, !tbaa !5
  store i64 2, ptr getelementptr inbounds (i8, ptr @fib, i64 8), align 8, !tbaa !5
  br label %5

1:                                                ; preds = %5
  %2 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @n)
  %3 = load i32, ptr @n, align 4, !tbaa !9
  %4 = icmp sgt i32 %3, 0
  br i1 %4, label %.lr.ph, label %.preheader25.thread

.preheader25.thread:                              ; preds = %1
  %ans.promoted50 = load i32, ptr @ans, align 4, !tbaa !9
  br label %.preheader.preheader

5:                                                ; preds = %12, %0
  %6 = phi i64 [ 2, %0 ], [ %25, %12 ]
  %indvars.iv = phi i64 [ 2, %0 ], [ %indvars.iv.next.3, %12 ]
  %7 = add nsw i64 %indvars.iv, -2
  %8 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %7
  %9 = load i64, ptr %8, align 16, !tbaa !5
  %10 = add nsw i64 %9, %6
  %11 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %indvars.iv
  store i64 %10, ptr %11, align 16, !tbaa !5
  %exitcond.not = icmp eq i64 %indvars.iv, 86
  br i1 %exitcond.not, label %1, label %12, !llvm.loop !11

12:                                               ; preds = %5
  %indvars.iv.next = or disjoint i64 %indvars.iv, 1
  %13 = add nsw i64 %indvars.iv, -1
  %14 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %13
  %15 = load i64, ptr %14, align 8, !tbaa !5
  %16 = add nsw i64 %15, %10
  %17 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %indvars.iv.next
  store i64 %16, ptr %17, align 8, !tbaa !5
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv, 2
  %18 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %indvars.iv
  %19 = load i64, ptr %18, align 16, !tbaa !5
  %20 = add nsw i64 %19, %16
  %21 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %indvars.iv.next.1
  store i64 %20, ptr %21, align 16, !tbaa !5
  %indvars.iv.next.2 = add nuw nsw i64 %indvars.iv, 3
  %22 = or disjoint i64 %indvars.iv, 1
  %23 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %22
  %24 = load i64, ptr %23, align 8, !tbaa !5
  %25 = add nsw i64 %24, %20
  %26 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %indvars.iv.next.2
  store i64 %25, ptr %26, align 8, !tbaa !5
  %indvars.iv.next.3 = add nuw nsw i64 %indvars.iv, 4
  br label %5

.preheader25:                                     ; preds = %.lr.ph
  %27 = icmp sgt i32 %54, 0
  %ans.promoted = load i32, ptr @ans, align 4, !tbaa !9
  br i1 %27, label %.preheader.us.preheader, label %.preheader.preheader

.preheader.preheader:                             ; preds = %.preheader25.thread, %.preheader25
  %spec.select3233.ph = phi i32 [ %ans.promoted, %.preheader25 ], [ %ans.promoted50, %.preheader25.thread ]
  br label %.preheader

.preheader.us.preheader:                          ; preds = %.preheader25
  %wide.trip.count = zext nneg i32 %54 to i64
  %xtraiter = and i64 %wide.trip.count, 1
  %28 = icmp eq i32 %54, 1
  %unroll_iter = and i64 %wide.trip.count, 2147483646
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br label %.preheader.us

.preheader.us:                                    ; preds = %.preheader.us.preheader, %._crit_edge.us
  %indvars.iv45 = phi i64 [ 86, %.preheader.us.preheader ], [ %indvars.iv.next46, %._crit_edge.us ]
  %spec.select3233.us = phi i32 [ %ans.promoted, %.preheader.us.preheader ], [ %spec.select.us, %._crit_edge.us ]
  %29 = getelementptr inbounds [87 x i64], ptr @fib, i64 0, i64 %indvars.iv45
  %30 = load i64, ptr %29, align 8, !tbaa !5
  br i1 %28, label %._crit_edge.us.unr-lcssa, label %.preheader.us.new

.preheader.us.new:                                ; preds = %.preheader.us, %42
  %indvars.iv41 = phi i64 [ %indvars.iv.next42.1, %42 ], [ 0, %.preheader.us ]
  %.01828.us = phi i32 [ %.1.us.1, %42 ], [ 0, %.preheader.us ]
  %niter = phi i64 [ %niter.next.1, %42 ], [ 0, %.preheader.us ]
  %31 = getelementptr inbounds [50001 x i64], ptr @a, i64 0, i64 %indvars.iv41
  %32 = load i64, ptr %31, align 16, !tbaa !5
  %.not.us = icmp slt i64 %32, %30
  br i1 %.not.us, label %36, label %33

33:                                               ; preds = %.preheader.us.new
  %34 = sub nsw i64 %32, %30
  store i64 %34, ptr %31, align 16, !tbaa !5
  %35 = xor i32 %.01828.us, 1
  br label %36

36:                                               ; preds = %33, %.preheader.us.new
  %.1.us = phi i32 [ %35, %33 ], [ %.01828.us, %.preheader.us.new ]
  %indvars.iv.next42 = or disjoint i64 %indvars.iv41, 1
  %37 = getelementptr inbounds [50001 x i64], ptr @a, i64 0, i64 %indvars.iv.next42
  %38 = load i64, ptr %37, align 8, !tbaa !5
  %.not.us.1 = icmp slt i64 %38, %30
  br i1 %.not.us.1, label %42, label %39

39:                                               ; preds = %36
  %40 = sub nsw i64 %38, %30
  store i64 %40, ptr %37, align 8, !tbaa !5
  %41 = xor i32 %.1.us, 1
  br label %42

42:                                               ; preds = %39, %36
  %.1.us.1 = phi i32 [ %41, %39 ], [ %.1.us, %36 ]
  %indvars.iv.next42.1 = add nuw nsw i64 %indvars.iv41, 2
  %niter.next.1 = add i64 %niter, 2
  %niter.ncmp.1 = icmp eq i64 %niter.next.1, %unroll_iter
  br i1 %niter.ncmp.1, label %._crit_edge.us.unr-lcssa, label %.preheader.us.new, !llvm.loop !13

._crit_edge.us.unr-lcssa:                         ; preds = %42, %.preheader.us
  %.1.us.lcssa.ph = phi i32 [ poison, %.preheader.us ], [ %.1.us.1, %42 ]
  %indvars.iv41.unr = phi i64 [ 0, %.preheader.us ], [ %indvars.iv.next42.1, %42 ]
  %.01828.us.unr = phi i32 [ 0, %.preheader.us ], [ %.1.us.1, %42 ]
  br i1 %lcmp.mod.not, label %._crit_edge.us, label %.epil.preheader

.epil.preheader:                                  ; preds = %._crit_edge.us.unr-lcssa
  %43 = getelementptr inbounds [50001 x i64], ptr @a, i64 0, i64 %indvars.iv41.unr
  %44 = load i64, ptr %43, align 8, !tbaa !5
  %.not.us.epil = icmp slt i64 %44, %30
  br i1 %.not.us.epil, label %._crit_edge.us, label %45

45:                                               ; preds = %.epil.preheader
  %46 = sub nsw i64 %44, %30
  store i64 %46, ptr %43, align 8, !tbaa !5
  %47 = xor i32 %.01828.us.unr, 1
  br label %._crit_edge.us

._crit_edge.us:                                   ; preds = %.epil.preheader, %45, %._crit_edge.us.unr-lcssa
  %.1.us.lcssa = phi i32 [ %.1.us.lcssa.ph, %._crit_edge.us.unr-lcssa ], [ %47, %45 ], [ %.01828.us.unr, %.epil.preheader ]
  %48 = shl i32 %spec.select3233.us, 1
  %49 = or i32 %48, %.1.us.lcssa
  %50 = icmp sgt i32 %49, 1000000006
  %51 = add nsw i32 %49, -1000000007
  %spec.select.us = select i1 %50, i32 %51, i32 %49
  %indvars.iv.next46 = add nsw i64 %indvars.iv45, -1
  %.not48 = icmp eq i64 %indvars.iv45, 0
  br i1 %.not48, label %.split.us, label %.preheader.us, !llvm.loop !14

.lr.ph:                                           ; preds = %1, %.lr.ph
  %indvars.iv38 = phi i64 [ %indvars.iv.next39, %.lr.ph ], [ 0, %1 ]
  %52 = getelementptr inbounds i64, ptr @a, i64 %indvars.iv38
  %53 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %52)
  %indvars.iv.next39 = add nuw nsw i64 %indvars.iv38, 1
  %54 = load i32, ptr @n, align 4, !tbaa !9
  %55 = sext i32 %54 to i64
  %56 = icmp slt i64 %indvars.iv.next39, %55
  br i1 %56, label %.lr.ph, label %.preheader25, !llvm.loop !15

.preheader:                                       ; preds = %.preheader, %.preheader.preheader
  %.01934 = phi i32 [ 86, %.preheader.preheader ], [ %68, %.preheader ]
  %spec.select3233 = phi i32 [ %spec.select3233.ph, %.preheader.preheader ], [ %spec.select.2, %.preheader ]
  %57 = shl i32 %spec.select3233, 1
  %58 = icmp sgt i32 %57, 1000000006
  %59 = shl i32 %spec.select3233, 2
  %60 = add i32 %59, -2000000014
  %61 = select i1 %58, i32 %60, i32 %59
  %62 = icmp sgt i32 %61, 1000000006
  %63 = shl i32 %61, 1
  %64 = add i32 %63, -2000000014
  %65 = select i1 %62, i32 %64, i32 %63
  %66 = icmp sgt i32 %65, 1000000006
  %67 = add nsw i32 %65, -1000000007
  %spec.select.2 = select i1 %66, i32 %67, i32 %65
  %68 = add nsw i32 %.01934, -3
  %.not.2 = icmp eq i32 %.01934, 2
  br i1 %.not.2, label %.split.us, label %.preheader, !llvm.loop !14

.split.us:                                        ; preds = %.preheader, %._crit_edge.us
  %.us-phi = phi i32 [ %spec.select.us, %._crit_edge.us ], [ %spec.select.2, %.preheader ]
  store i32 %.us-phi, ptr @ans, align 4, !tbaa !9
  %69 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef %.us-phi)
  ret i32 0
}

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

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

attributes #0 = { mustprogress nofree 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" }

!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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


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