; LLVM IR from lzyrapx/Competitive-Programming :: Retired_code/CDQ Divide and Conquer/51NOD 1376 （LIS）（二维偏序）.ll (Z3cdqii)

; 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"

%"struct.std::pair" = type { i32, i32 }

@f = external dso_local global [50010 x %"struct.std::pair"], align 16
@id = external dso_local global [50010 x i32], align 16

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z6getmaxRSt4pairIiiES0_(ptr noundef nonnull align 4 dereferenceable(8), i64) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z3cmpii(i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3cdqii(i32 noundef %0, i32 noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"struct.std::pair", align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %"struct.std::pair", align 4
  %13 = alloca %"struct.std::pair", align 4
  %14 = alloca %"struct.std::pair", align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !5
  %15 = load i32, ptr %3, align 4, !tbaa !5
  %16 = load i32, ptr %4, align 4, !tbaa !5
  %17 = icmp sge i32 %15, %16
  br i1 %17, label %18, label %19

18:                                               ; preds = %2
  br label %83

19:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  %20 = load i32, ptr %3, align 4, !tbaa !5
  %21 = load i32, ptr %4, align 4, !tbaa !5
  %22 = add nsw i32 %20, %21
  %23 = ashr i32 %22, 1
  store i32 %23, ptr %5, align 4, !tbaa !5
  %24 = load i32, ptr %3, align 4, !tbaa !5
  %25 = load i32, ptr %5, align 4, !tbaa !5
  call void @_Z3cdqii(i32 noundef %24, i32 noundef %25)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  %26 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %26, ptr %6, align 4, !tbaa !5
  br label %27

27:                                               ; preds = %37, %19
  %28 = load i32, ptr %6, align 4, !tbaa !5
  %29 = load i32, ptr %4, 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 %6) #5
  br label %40

32:                                               ; preds = %27
  %33 = load i32, ptr %6, align 4, !tbaa !5
  %34 = load i32, ptr %6, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [50010 x i32], ptr @id, i64 0, i64 %35
  store i32 %33, ptr %36, align 4, !tbaa !5
  br label %37

37:                                               ; preds = %32
  %38 = load i32, ptr %6, align 4, !tbaa !5
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %6, align 4, !tbaa !5
  br label %27, !llvm.loop !9

40:                                               ; preds = %31
  %41 = load i32, ptr %3, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds i32, ptr @id, i64 %42
  %44 = load i32, ptr %4, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = getelementptr inbounds i32, ptr @id, i64 %45
  %47 = getelementptr inbounds i32, ptr %46, i64 1
  call void @_ZSt4sortIPiPFbiiEEvT_S3_T0_(ptr noundef %43, ptr noundef %47, ptr noundef @_Z3cmpii)
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  store i32 0, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !5
  call void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 4 dereferenceable(8) %7, ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 4 dereferenceable(4) %9)
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %48 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %48, ptr %10, align 4, !tbaa !5
  br label %49

49:                                               ; preds = %76, %40
  %50 = load i32, ptr %10, align 4, !tbaa !5
  %51 = load i32, ptr %4, align 4, !tbaa !5
  %52 = icmp sle i32 %50, %51
  br i1 %52, label %54, label %53

53:                                               ; preds = %49
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %79

54:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  %55 = load i32, ptr %10, align 4, !tbaa !5
  %56 = sext i32 %55 to i64
  %57 = getelementptr inbounds [50010 x i32], ptr @id, i64 0, i64 %56
  %58 = load i32, ptr %57, align 4, !tbaa !5
  store i32 %58, ptr %11, align 4, !tbaa !5
  %59 = load i32, ptr %11, align 4, !tbaa !5
  %60 = load i32, ptr %5, align 4, !tbaa !5
  %61 = icmp sle i32 %59, %60
  br i1 %61, label %62, label %67

62:                                               ; preds = %54
  %63 = load i32, ptr %11, align 4, !tbaa !5
  %64 = sext i32 %63 to i64
  %65 = getelementptr inbounds [50010 x %"struct.std::pair"], ptr @f, i64 0, i64 %64
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %12, ptr align 8 %65, i64 8, i1 false)
  %66 = load i64, ptr %12, align 4
  call void @_Z6getmaxRSt4pairIiiES0_(ptr noundef nonnull align 4 dereferenceable(8) %7, i64 %66)
  br label %75

67:                                               ; preds = %54
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %13, ptr align 4 %7, i64 8, i1 false)
  %68 = getelementptr inbounds %"struct.std::pair", ptr %13, i32 0, i32 0
  %69 = load i32, ptr %68, align 4, !tbaa !11
  %70 = add nsw i32 %69, 1
  store i32 %70, ptr %68, align 4, !tbaa !11
  %71 = load i32, ptr %11, align 4, !tbaa !5
  %72 = sext i32 %71 to i64
  %73 = getelementptr inbounds [50010 x %"struct.std::pair"], ptr @f, i64 0, i64 %72
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %14, ptr align 4 %13, i64 8, i1 false)
  %74 = load i64, ptr %14, align 4
  call void @_Z6getmaxRSt4pairIiiES0_(ptr noundef nonnull align 4 dereferenceable(8) %73, i64 %74)
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %75

75:                                               ; preds = %67, %62
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %76

76:                                               ; preds = %75
  %77 = load i32, ptr %10, align 4, !tbaa !5
  %78 = add nsw i32 %77, 1
  store i32 %78, ptr %10, align 4, !tbaa !5
  br label %49, !llvm.loop !13

79:                                               ; preds = %53
  %80 = load i32, ptr %5, align 4, !tbaa !5
  %81 = add nsw i32 %80, 1
  %82 = load i32, ptr %4, align 4, !tbaa !5
  call void @_Z3cdqii(i32 noundef %81, i32 noundef %82)
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %83

83:                                               ; preds = %79, %18
  ret void
}

; 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 uwtable
declare dso_local void @_ZSt4sortIPiPFbiiEEvT_S3_T0_(ptr noundef, ptr noundef, ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

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 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint 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 #4 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = distinct !{!13, !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"

%"struct.std::pair" = type { i32, i32 }

@f = external dso_local global [50010 x %"struct.std::pair"], align 16
@id = external dso_local global [50010 x i32], align 16

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z6getmaxRSt4pairIiiES0_(ptr noundef nonnull align 4 dereferenceable(8), i64) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z3cmpii(i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3cdqii(i32 noundef %0, i32 noundef %1) local_unnamed_addr #0 {
  %3 = alloca %"struct.std::pair", align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %.not = icmp slt i32 %0, %1
  br i1 %.not, label %6, label %35

6:                                                ; preds = %2
  %7 = add nsw i32 %1, %0
  %8 = ashr i32 %7, 1
  tail call void @_Z3cdqii(i32 noundef %0, i32 noundef %8)
  %9 = sext i32 %0 to i64
  %10 = add i32 %1, 1
  %11 = sub i32 %1, %0
  %12 = zext i32 %11 to i64
  %13 = add nuw nsw i64 %12, 1
  %min.iters.check = icmp ult i32 %11, 7
  br i1 %min.iters.check, label %scalar.ph.preheader, label %vector.ph

scalar.ph.preheader:                              ; preds = %middle.block, %6
  %indvars.iv.ph = phi i64 [ %9, %6 ], [ %ind.end, %middle.block ]
  br label %scalar.ph

vector.ph:                                        ; preds = %6
  %n.vec = and i64 %13, 8589934584
  %ind.end = add nsw i64 %n.vec, %9
  %.splatinsert = insertelement <4 x i32> poison, i32 %0, i64 0
  %.splat = shufflevector <4 x i32> %.splatinsert, <4 x i32> poison, <4 x i32> zeroinitializer
  %induction = add <4 x i32> %.splat, <i32 0, i32 1, i32 2, i32 3>
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %vec.ind = phi <4 x i32> [ %induction, %vector.ph ], [ %vec.ind.next, %vector.body ]
  %step.add = add <4 x i32> %vec.ind, <i32 4, i32 4, i32 4, i32 4>
  %offset.idx = add i64 %index, %9
  %14 = getelementptr inbounds [50010 x i32], ptr @id, i64 0, i64 %offset.idx
  %15 = getelementptr inbounds i8, ptr %14, i64 16
  store <4 x i32> %vec.ind, ptr %14, align 4, !tbaa !5
  store <4 x i32> %step.add, ptr %15, align 4, !tbaa !5
  %index.next = add nuw i64 %index, 8
  %vec.ind.next = add <4 x i32> %vec.ind, <i32 8, i32 8, i32 8, i32 8>
  %16 = icmp eq i64 %index.next, %n.vec
  br i1 %16, label %middle.block, label %vector.body, !llvm.loop !9

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %13, %n.vec
  br i1 %cmp.n, label %.loopexit, label %scalar.ph.preheader

.loopexit:                                        ; preds = %scalar.ph, %middle.block
  %17 = getelementptr inbounds i32, ptr @id, i64 %9
  %18 = sext i32 %1 to i64
  %19 = getelementptr inbounds i32, ptr @id, i64 %18
  %20 = getelementptr inbounds i8, ptr %19, i64 4
  tail call void @_ZSt4sortIPiPFbiiEEvT_S3_T0_(ptr noundef nonnull %17, ptr noundef nonnull %20, ptr noundef nonnull @_Z3cmpii)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 4 dereferenceable(8) %3, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  %.not3235 = icmp sgt i32 %0, %1
  br i1 %.not3235, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.loopexit
  %.sroa.6.0..sroa_idx = getelementptr inbounds i8, ptr %3, i64 4
  br label %24

scalar.ph:                                        ; preds = %scalar.ph.preheader, %scalar.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %scalar.ph ], [ %indvars.iv.ph, %scalar.ph.preheader ]
  %21 = getelementptr inbounds [50010 x i32], ptr @id, i64 0, i64 %indvars.iv
  %22 = trunc nsw i64 %indvars.iv to i32
  store i32 %22, ptr %21, align 4, !tbaa !5
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
  %exitcond.not = icmp eq i32 %10, %lftr.wideiv
  br i1 %exitcond.not, label %.loopexit, label %scalar.ph, !llvm.loop !13

._crit_edge:                                      ; preds = %34, %.loopexit
  %23 = add nsw i32 %8, 1
  call void @_Z3cdqii(i32 noundef %23, i32 noundef %1)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  br label %35

24:                                               ; preds = %.lr.ph, %34
  %indvars.iv38 = phi i64 [ %9, %.lr.ph ], [ %indvars.iv.next39, %34 ]
  %25 = getelementptr inbounds [50010 x i32], ptr @id, i64 0, i64 %indvars.iv38
  %26 = load i32, ptr %25, align 4, !tbaa !5
  %.not33 = icmp sgt i32 %26, %8
  br i1 %.not33, label %30, label %27

27:                                               ; preds = %24
  %28 = sext i32 %26 to i64
  %29 = getelementptr inbounds [50010 x %"struct.std::pair"], ptr @f, i64 0, i64 %28
  %.sroa.02.0.copyload = load i64, ptr %29, align 8
  call void @_Z6getmaxRSt4pairIiiES0_(ptr noundef nonnull align 4 dereferenceable(8) %3, i64 %.sroa.02.0.copyload)
  br label %34

30:                                               ; preds = %24
  %.sroa.01.0.copyload = load i32, ptr %3, align 4
  %.sroa.6.0.copyload = load i32, ptr %.sroa.6.0..sroa_idx, align 4
  %31 = add nsw i32 %.sroa.01.0.copyload, 1
  %32 = sext i32 %26 to i64
  %33 = getelementptr inbounds [50010 x %"struct.std::pair"], ptr @f, i64 0, i64 %32
  %.sroa.6.0.insert.ext = zext i32 %.sroa.6.0.copyload to i64
  %.sroa.6.0.insert.shift = shl nuw i64 %.sroa.6.0.insert.ext, 32
  %.sroa.01.0.insert.ext = zext i32 %31 to i64
  %.sroa.01.0.insert.insert = or disjoint i64 %.sroa.6.0.insert.shift, %.sroa.01.0.insert.ext
  call void @_Z6getmaxRSt4pairIiiES0_(ptr noundef nonnull align 4 dereferenceable(8) %33, i64 %.sroa.01.0.insert.insert)
  br label %34

34:                                               ; preds = %30, %27
  %indvars.iv.next39 = add nsw i64 %indvars.iv38, 1
  %lftr.wideiv41 = trunc i64 %indvars.iv.next39 to i32
  %exitcond42.not = icmp eq i32 %10, %lftr.wideiv41
  br i1 %exitcond42.not, label %._crit_edge, label %24, !llvm.loop !14

35:                                               ; preds = %2, %._crit_edge
  ret void
}

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

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPiPFbiiEEvT_S3_T0_(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1 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 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint 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 #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, !11, !12}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.isvectorized", i32 1}
!12 = !{!"llvm.loop.unroll.runtime.disable"}
!13 = distinct !{!13, !10, !12, !11}
!14 = distinct !{!14, !10}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass