; LLVM IR from tangjz/acm-icpc :: lydsy (2451)

; 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
@e = external dso_local global [51 x i64], align 16
@f = external dso_local global [51 x i64], align 16
@buf = external dso_local global [51 x i8], align 16
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z3dfsx(i64 noundef) #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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 {
  %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 @n)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %7

7:                                                ; preds = %44, %0
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = load i32, ptr @n, align 4, !tbaa !5
  %10 = icmp slt i32 %8, %9
  br i1 %10, label %12, label %11

11:                                               ; preds = %7
  store i32 2, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  br label %47

12:                                               ; preds = %7
  %13 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef @buf)
  %14 = load i32, ptr %2, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = getelementptr inbounds [51 x i8], ptr @buf, i64 0, i64 %15
  store i8 49, ptr %16, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  %17 = load i32, ptr @n, align 4, !tbaa !5
  %18 = sub nsw i32 %17, 1
  store i32 %18, ptr %4, align 4, !tbaa !5
  br label %19

19:                                               ; preds = %40, %12
  %20 = load i32, ptr %4, align 4, !tbaa !5
  %21 = icmp sge i32 %20, 0
  br i1 %21, label %23, label %22

22:                                               ; preds = %19
  store i32 5, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %43

23:                                               ; preds = %19
  %24 = load i32, ptr %2, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [51 x i64], ptr @e, i64 0, i64 %25
  %27 = load i64, ptr %26, align 8, !tbaa !10
  %28 = shl i64 %27, 1
  %29 = load i32, ptr %4, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [51 x i8], ptr @buf, i64 0, i64 %30
  %32 = load i8, ptr %31, align 1, !tbaa !9
  %33 = sext i8 %32 to i32
  %34 = icmp eq i32 %33, 48
  %35 = zext i1 %34 to i64
  %36 = or i64 %28, %35
  %37 = load i32, ptr %2, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = getelementptr inbounds [51 x i64], ptr @e, i64 0, i64 %38
  store i64 %36, ptr %39, align 8, !tbaa !10
  br label %40

40:                                               ; preds = %23
  %41 = load i32, ptr %4, align 4, !tbaa !5
  %42 = add nsw i32 %41, -1
  store i32 %42, ptr %4, align 4, !tbaa !5
  br label %19, !llvm.loop !12

43:                                               ; preds = %22
  br label %44

44:                                               ; preds = %43
  %45 = load i32, ptr %2, align 4, !tbaa !5
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr %2, align 4, !tbaa !5
  br label %7, !llvm.loop !14

47:                                               ; preds = %11
  store i64 1, ptr @f, align 16, !tbaa !10
  store i64 2, ptr getelementptr inbounds ([51 x i64], ptr @f, i64 0, i64 1), align 8, !tbaa !10
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 2, ptr %5, align 4, !tbaa !5
  br label %48

48:                                               ; preds = %68, %47
  %49 = load i32, ptr %5, align 4, !tbaa !5
  %50 = load i32, ptr @n, align 4, !tbaa !5
  %51 = icmp sle i32 %49, %50
  br i1 %51, label %53, label %52

52:                                               ; preds = %48
  store i32 8, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %71

53:                                               ; preds = %48
  %54 = load i32, ptr %5, align 4, !tbaa !5
  %55 = sub nsw i32 %54, 1
  %56 = sext i32 %55 to i64
  %57 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %56
  %58 = load i64, ptr %57, align 8, !tbaa !10
  %59 = load i32, ptr %5, align 4, !tbaa !5
  %60 = sub nsw i32 %59, 2
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %61
  %63 = load i64, ptr %62, align 8, !tbaa !10
  %64 = add nsw i64 %58, %63
  %65 = load i32, ptr %5, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %66
  store i64 %64, ptr %67, align 8, !tbaa !10
  br label %68

68:                                               ; preds = %53
  %69 = load i32, ptr %5, align 4, !tbaa !5
  %70 = add nsw i32 %69, 1
  store i32 %70, ptr %5, align 4, !tbaa !5
  br label %48, !llvm.loop !15

71:                                               ; preds = %52
  %72 = load i32, ptr @n, align 4, !tbaa !5
  %73 = zext i32 %72 to i64
  %74 = shl i64 1, %73
  %75 = sub nsw i64 %74, 1
  %76 = call noundef i64 @_Z3dfsx(i64 noundef %75)
  %77 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %76)
  ret i32 0
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #3

declare i32 @printf(ptr noundef, ...) #3

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 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 #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 = { 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 = !{!7, !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"long long", !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}
!15 = distinct !{!15, !13}


; 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
@e = external dso_local local_unnamed_addr global [51 x i64], align 16
@f = external dso_local local_unnamed_addr global [51 x i64], align 16
@buf = external dso_local global [51 x i8], align 16
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z3dfsx(i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 {
  %1 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @n)
  %2 = load i32, ptr @n, align 4, !tbaa !5
  %3 = icmp sgt i32 %2, 0
  br i1 %3, label %.lr.ph20, label %._crit_edge21.thread

._crit_edge21.thread:                             ; preds = %0
  store i64 1, ptr @f, align 16, !tbaa !9
  store i64 2, ptr getelementptr inbounds (i8, ptr @f, i64 8), align 8, !tbaa !9
  br label %._crit_edge26

._crit_edge21:                                    ; preds = %22
  store i64 1, ptr @f, align 16, !tbaa !9
  store i64 2, ptr getelementptr inbounds (i8, ptr @f, i64 8), align 8, !tbaa !9
  %.not22 = icmp slt i32 %10, 2
  br i1 %.not22, label %._crit_edge26, label %.lr.ph25.preheader

.lr.ph25.preheader:                               ; preds = %._crit_edge21
  %4 = add nuw i32 %10, 1
  %wide.trip.count = zext i32 %4 to i64
  %5 = add nsw i64 %wide.trip.count, -2
  %6 = add nsw i64 %wide.trip.count, -3
  %xtraiter42 = and i64 %5, 3
  %7 = icmp ult i64 %6, 3
  br i1 %7, label %._crit_edge26.loopexit.unr-lcssa, label %.lr.ph25.preheader.new

.lr.ph25.preheader.new:                           ; preds = %.lr.ph25.preheader
  %unroll_iter = and i64 %5, -4
  br label %.lr.ph25

.lr.ph20:                                         ; preds = %0, %22
  %indvars.iv30 = phi i64 [ %indvars.iv.next31, %22 ], [ 0, %0 ]
  %8 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull @buf)
  %9 = getelementptr inbounds [51 x i8], ptr @buf, i64 0, i64 %indvars.iv30
  store i8 49, ptr %9, align 1, !tbaa !11
  %10 = load i32, ptr @n, align 4, !tbaa !5
  %11 = icmp sgt i32 %10, 0
  br i1 %11, label %.lr.ph, label %22

.lr.ph:                                           ; preds = %.lr.ph20
  %12 = getelementptr inbounds [51 x i64], ptr @e, i64 0, i64 %indvars.iv30
  %.promoted = load i64, ptr %12, align 8, !tbaa !9
  %13 = zext nneg i32 %10 to i64
  %xtraiter = and i64 %13, 3
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %.prol.loopexit, label %.prol.preheader

.prol.preheader:                                  ; preds = %.lr.ph, %.prol.preheader
  %indvars.iv.prol = phi i64 [ %indvars.iv.next.prol, %.prol.preheader ], [ %13, %.lr.ph ]
  %14 = phi i64 [ %20, %.prol.preheader ], [ %.promoted, %.lr.ph ]
  %prol.iter = phi i64 [ %prol.iter.next, %.prol.preheader ], [ 0, %.lr.ph ]
  %indvars.iv.next.prol = add nsw i64 %indvars.iv.prol, -1
  %15 = shl i64 %14, 1
  %16 = getelementptr inbounds [51 x i8], ptr @buf, i64 0, i64 %indvars.iv.next.prol
  %17 = load i8, ptr %16, align 1, !tbaa !11
  %18 = icmp eq i8 %17, 48
  %19 = zext i1 %18 to i64
  %20 = or disjoint i64 %15, %19
  %prol.iter.next = add i64 %prol.iter, 1
  %prol.iter.cmp.not = icmp eq i64 %prol.iter.next, %xtraiter
  br i1 %prol.iter.cmp.not, label %.prol.loopexit, label %.prol.preheader, !llvm.loop !12

.prol.loopexit:                                   ; preds = %.prol.preheader, %.lr.ph
  %indvars.iv.unr = phi i64 [ %13, %.lr.ph ], [ %indvars.iv.next.prol, %.prol.preheader ]
  %.unr = phi i64 [ %.promoted, %.lr.ph ], [ %20, %.prol.preheader ]
  %.lcssa.unr = phi i64 [ poison, %.lr.ph ], [ %20, %.prol.preheader ]
  %21 = icmp ult i32 %10, 4
  br i1 %21, label %._crit_edge, label %.lr.ph.new

._crit_edge:                                      ; preds = %.lr.ph.new, %.prol.loopexit
  %.lcssa = phi i64 [ %.lcssa.unr, %.prol.loopexit ], [ %47, %.lr.ph.new ]
  store i64 %.lcssa, ptr %12, align 8, !tbaa !9
  br label %22

22:                                               ; preds = %._crit_edge, %.lr.ph20
  %indvars.iv.next31 = add nuw nsw i64 %indvars.iv30, 1
  %23 = sext i32 %10 to i64
  %24 = icmp slt i64 %indvars.iv.next31, %23
  br i1 %24, label %.lr.ph20, label %._crit_edge21, !llvm.loop !14

.lr.ph.new:                                       ; preds = %.prol.loopexit, %.lr.ph.new
  %indvars.iv = phi i64 [ %indvars.iv.next.3, %.lr.ph.new ], [ %indvars.iv.unr, %.prol.loopexit ]
  %25 = phi i64 [ %47, %.lr.ph.new ], [ %.unr, %.prol.loopexit ]
  %indvars.iv.next = add nsw i64 %indvars.iv, -1
  %26 = getelementptr inbounds [51 x i8], ptr @buf, i64 0, i64 %indvars.iv.next
  %27 = load i8, ptr %26, align 1, !tbaa !11
  %28 = icmp eq i8 %27, 48
  %indvars.iv.next.1 = add nsw i64 %indvars.iv, -2
  %29 = shl i64 %25, 2
  %30 = select i1 %28, i64 2, i64 0
  %31 = or disjoint i64 %29, %30
  %32 = getelementptr inbounds [51 x i8], ptr @buf, i64 0, i64 %indvars.iv.next.1
  %33 = load i8, ptr %32, align 1, !tbaa !11
  %34 = icmp eq i8 %33, 48
  %35 = zext i1 %34 to i64
  %36 = or disjoint i64 %31, %35
  %indvars.iv.next.2 = add nsw i64 %indvars.iv, -3
  %37 = getelementptr inbounds [51 x i8], ptr @buf, i64 0, i64 %indvars.iv.next.2
  %38 = load i8, ptr %37, align 1, !tbaa !11
  %39 = icmp eq i8 %38, 48
  %indvars.iv.next.3 = add nsw i64 %indvars.iv, -4
  %40 = shl i64 %36, 2
  %41 = select i1 %39, i64 2, i64 0
  %42 = or disjoint i64 %40, %41
  %43 = getelementptr inbounds [51 x i8], ptr @buf, i64 0, i64 %indvars.iv.next.3
  %44 = load i8, ptr %43, align 1, !tbaa !11
  %45 = icmp eq i8 %44, 48
  %46 = zext i1 %45 to i64
  %47 = or disjoint i64 %42, %46
  %48 = icmp ugt i64 %indvars.iv.next.2, 1
  br i1 %48, label %.lr.ph.new, label %._crit_edge, !llvm.loop !16

._crit_edge26.loopexit.unr-lcssa:                 ; preds = %.lr.ph25, %.lr.ph25.preheader
  %.unr43 = phi i64 [ 2, %.lr.ph25.preheader ], [ %77, %.lr.ph25 ]
  %indvars.iv33.unr = phi i64 [ 2, %.lr.ph25.preheader ], [ %indvars.iv.next34.3, %.lr.ph25 ]
  %lcmp.mod44.not = icmp eq i64 %xtraiter42, 0
  br i1 %lcmp.mod44.not, label %._crit_edge26, label %.lr.ph25.epil

.lr.ph25.epil:                                    ; preds = %._crit_edge26.loopexit.unr-lcssa, %.lr.ph25.epil
  %49 = phi i64 [ %53, %.lr.ph25.epil ], [ %.unr43, %._crit_edge26.loopexit.unr-lcssa ]
  %indvars.iv33.epil = phi i64 [ %indvars.iv.next34.epil, %.lr.ph25.epil ], [ %indvars.iv33.unr, %._crit_edge26.loopexit.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.lr.ph25.epil ], [ 0, %._crit_edge26.loopexit.unr-lcssa ]
  %50 = add nsw i64 %indvars.iv33.epil, -2
  %51 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %50
  %52 = load i64, ptr %51, align 8, !tbaa !9
  %53 = add nsw i64 %52, %49
  %54 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %indvars.iv33.epil
  store i64 %53, ptr %54, align 8, !tbaa !9
  %indvars.iv.next34.epil = add nuw nsw i64 %indvars.iv33.epil, 1
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter42
  br i1 %epil.iter.cmp.not, label %._crit_edge26, label %.lr.ph25.epil, !llvm.loop !17

._crit_edge26:                                    ; preds = %._crit_edge26.loopexit.unr-lcssa, %.lr.ph25.epil, %._crit_edge21.thread, %._crit_edge21
  %.lcssa38 = phi i32 [ %2, %._crit_edge21.thread ], [ %10, %._crit_edge21 ], [ %10, %.lr.ph25.epil ], [ %10, %._crit_edge26.loopexit.unr-lcssa ]
  %55 = zext nneg i32 %.lcssa38 to i64
  %notmask = shl nsw i64 -1, %55
  %56 = xor i64 %notmask, -1
  %57 = tail call noundef i64 @_Z3dfsx(i64 noundef %56)
  %58 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %57)
  ret i32 0

.lr.ph25:                                         ; preds = %.lr.ph25, %.lr.ph25.preheader.new
  %59 = phi i64 [ 2, %.lr.ph25.preheader.new ], [ %77, %.lr.ph25 ]
  %indvars.iv33 = phi i64 [ 2, %.lr.ph25.preheader.new ], [ %indvars.iv.next34.3, %.lr.ph25 ]
  %niter = phi i64 [ 0, %.lr.ph25.preheader.new ], [ %niter.next.3, %.lr.ph25 ]
  %60 = add nsw i64 %indvars.iv33, -2
  %61 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %60
  %62 = load i64, ptr %61, align 16, !tbaa !9
  %63 = add nsw i64 %62, %59
  %64 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %indvars.iv33
  store i64 %63, ptr %64, align 16, !tbaa !9
  %indvars.iv.next34 = or disjoint i64 %indvars.iv33, 1
  %65 = add nsw i64 %indvars.iv33, -1
  %66 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %65
  %67 = load i64, ptr %66, align 8, !tbaa !9
  %68 = add nsw i64 %67, %63
  %69 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %indvars.iv.next34
  store i64 %68, ptr %69, align 8, !tbaa !9
  %indvars.iv.next34.1 = add nuw nsw i64 %indvars.iv33, 2
  %70 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %indvars.iv33
  %71 = load i64, ptr %70, align 16, !tbaa !9
  %72 = add nsw i64 %71, %68
  %73 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %indvars.iv.next34.1
  store i64 %72, ptr %73, align 16, !tbaa !9
  %indvars.iv.next34.2 = add nuw nsw i64 %indvars.iv33, 3
  %74 = or disjoint i64 %indvars.iv33, 1
  %75 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %74
  %76 = load i64, ptr %75, align 8, !tbaa !9
  %77 = add nsw i64 %76, %72
  %78 = getelementptr inbounds [51 x i64], ptr @f, i64 0, i64 %indvars.iv.next34.2
  store i64 %77, ptr %78, align 8, !tbaa !9
  %indvars.iv.next34.3 = add nuw nsw i64 %indvars.iv33, 4
  %niter.next.3 = add nuw i64 %niter, 4
  %niter.ncmp.3 = icmp eq i64 %niter.next.3, %unroll_iter
  br i1 %niter.ncmp.3, label %._crit_edge26.loopexit.unr-lcssa, label %.lr.ph25, !llvm.loop !18
}

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

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

!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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.unroll.disable"}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}
!17 = distinct !{!17, !13}
!18 = distinct !{!18, !15}


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