; LLVM IR from kazunetakahashi/atcoder :: 201411_201509/0320_indeednow_quala (C)

; 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 }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@N = external dso_local global i32, align 4
@Q = external dso_local global i32, align 4
@bunpu = external dso_local global [1000010 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; 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
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %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) @N)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  store i32 0, ptr %2, align 4, !tbaa !5
  call void @_ZSt4fillIPiiEvT_S1_RKT0_(ptr noundef @bunpu, ptr noundef getelementptr inbounds (i32, ptr @bunpu, i64 1000010), ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %12

12:                                               ; preds = %24, %0
  %13 = load i32, ptr %3, align 4, !tbaa !5
  %14 = load i32, ptr @N, align 4, !tbaa !5
  %15 = icmp slt i32 %13, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %27

17:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %19 = load i32, ptr %4, align 4, !tbaa !5
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %20
  %22 = load i32, ptr %21, align 4, !tbaa !5
  %23 = add nsw i32 %22, 1
  store i32 %23, ptr %21, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  br label %24

24:                                               ; preds = %17
  %25 = load i32, ptr %3, align 4, !tbaa !5
  %26 = add nsw i32 %25, 1
  store i32 %26, ptr %3, align 4, !tbaa !5
  br label %12, !llvm.loop !9

27:                                               ; preds = %16
  store i32 0, ptr @bunpu, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 1000009, ptr %5, align 4, !tbaa !5
  br label %28

28:                                               ; preds = %43, %27
  %29 = load i32, ptr %5, align 4, !tbaa !5
  %30 = icmp sgt i32 %29, 0
  br i1 %30, label %32, label %31

31:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %46

32:                                               ; preds = %28
  %33 = load i32, ptr %5, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %34
  %36 = load i32, ptr %35, align 4, !tbaa !5
  %37 = load i32, ptr %5, align 4, !tbaa !5
  %38 = sub nsw i32 %37, 1
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %39
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = add nsw i32 %41, %36
  store i32 %42, ptr %40, align 4, !tbaa !5
  br label %43

43:                                               ; preds = %32
  %44 = load i32, ptr %5, align 4, !tbaa !5
  %45 = add nsw i32 %44, -1
  store i32 %45, ptr %5, align 4, !tbaa !5
  br label %28, !llvm.loop !11

46:                                               ; preds = %31
  %47 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @Q)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %48

48:                                               ; preds = %80, %46
  %49 = load i32, ptr %6, align 4, !tbaa !5
  %50 = load i32, ptr @Q, align 4, !tbaa !5
  %51 = icmp slt i32 %49, %50
  br i1 %51, label %53, label %52

52:                                               ; preds = %48
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %83

53:                                               ; preds = %48
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  %54 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %7)
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  store i32 1000010, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 -1, ptr %9, align 4, !tbaa !5
  br label %55

55:                                               ; preds = %75, %53
  %56 = load i32, ptr %8, align 4, !tbaa !5
  %57 = load i32, ptr %9, align 4, !tbaa !5
  %58 = sub nsw i32 %56, %57
  %59 = icmp sgt i32 %58, 1
  br i1 %59, label %60, label %76

60:                                               ; preds = %55
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %61 = load i32, ptr %8, align 4, !tbaa !5
  %62 = load i32, ptr %9, align 4, !tbaa !5
  %63 = add nsw i32 %61, %62
  %64 = sdiv i32 %63, 2
  store i32 %64, ptr %10, align 4, !tbaa !5
  %65 = load i32, ptr %10, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %66
  %68 = load i32, ptr %67, align 4, !tbaa !5
  %69 = load i32, ptr %7, align 4, !tbaa !5
  %70 = icmp sgt i32 %68, %69
  br i1 %70, label %71, label %73

71:                                               ; preds = %60
  %72 = load i32, ptr %10, align 4, !tbaa !5
  store i32 %72, ptr %9, align 4, !tbaa !5
  br label %75

73:                                               ; preds = %60
  %74 = load i32, ptr %10, align 4, !tbaa !5
  store i32 %74, ptr %8, align 4, !tbaa !5
  br label %75

75:                                               ; preds = %73, %71
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %55, !llvm.loop !12

76:                                               ; preds = %55
  %77 = load i32, ptr %8, align 4, !tbaa !5
  %78 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %77)
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %78, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  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.end.p0(i64 4, ptr %7) #5
  br label %80

80:                                               ; preds = %76
  %81 = load i32, ptr %6, align 4, !tbaa !5
  %82 = add nsw i32 %81, 1
  store i32 %82, ptr %6, align 4, !tbaa !5
  br label %48, !llvm.loop !13

83:                                               ; preds = %52
  %84 = load i32, ptr %1, align 4
  ret i32 %84
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPiiEvT_S1_RKT0_(ptr noundef, ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #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 = { "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 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #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}


; 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 }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@N = external dso_local global i32, align 4
@Q = external dso_local global i32, align 4
@bunpu = external dso_local global [1000010 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @N)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  store i32 0, ptr %1, align 4, !tbaa !5
  call void @_ZSt4fillIPiiEvT_S1_RKT0_(ptr noundef nonnull @bunpu, ptr noundef nonnull getelementptr inbounds (i8, ptr @bunpu, i64 4000040), ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  %5 = load i32, ptr @N, align 4, !tbaa !5
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  store i32 0, ptr @bunpu, align 16, !tbaa !5
  %.pre = load i32, ptr getelementptr inbounds (i8, ptr @bunpu, i64 4000036), align 4, !tbaa !5
  br label %20

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.022 = phi i32 [ %13, %.lr.ph ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  %7 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = sext i32 %8 to i64
  %10 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %9
  %11 = load i32, ptr %10, align 4, !tbaa !5
  %12 = add nsw i32 %11, 1
  store i32 %12, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  %13 = add nuw nsw i32 %.022, 1
  %14 = load i32, ptr @N, align 4, !tbaa !5
  %15 = icmp slt i32 %13, %14
  br i1 %15, label %.lr.ph, label %._crit_edge, !llvm.loop !9

16:                                               ; preds = %20
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @Q)
  %18 = load i32, ptr @Q, align 4, !tbaa !5
  %19 = icmp sgt i32 %18, 0
  br i1 %19, label %.lr.ph28, label %._crit_edge29

20:                                               ; preds = %26, %._crit_edge
  %21 = phi i32 [ %.pre, %._crit_edge ], [ %35, %26 ]
  %indvars.iv = phi i64 [ 1000009, %._crit_edge ], [ %indvars.iv.next.3, %26 ]
  %indvars.iv.next = add nsw i64 %indvars.iv, -1
  %22 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %indvars.iv.next
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %24 = add nsw i32 %23, %21
  store i32 %24, ptr %22, align 4, !tbaa !5
  %25 = icmp ugt i64 %indvars.iv, 1
  br i1 %25, label %26, label %16, !llvm.loop !11

26:                                               ; preds = %20
  %indvars.iv.next.1 = add nsw i64 %indvars.iv, -2
  %27 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %indvars.iv.next.1
  %28 = load i32, ptr %27, align 4, !tbaa !5
  %29 = add nsw i32 %28, %24
  store i32 %29, ptr %27, align 4, !tbaa !5
  %indvars.iv.next.2 = add nsw i64 %indvars.iv, -3
  %30 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %indvars.iv.next.2
  %31 = load i32, ptr %30, align 4, !tbaa !5
  %32 = add nsw i32 %31, %29
  store i32 %32, ptr %30, align 4, !tbaa !5
  %indvars.iv.next.3 = add nsw i64 %indvars.iv, -4
  %33 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %indvars.iv.next.3
  %34 = load i32, ptr %33, align 4, !tbaa !5
  %35 = add nsw i32 %34, %32
  store i32 %35, ptr %33, align 4, !tbaa !5
  br label %20

._crit_edge29:                                    ; preds = %47, %16
  ret i32 0

.lr.ph28:                                         ; preds = %16, %47
  %.02026 = phi i32 [ %50, %47 ], [ 0, %16 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %37 = load i32, ptr %3, align 4, !tbaa !5
  br label %38

38:                                               ; preds = %.lr.ph28, %38
  %.01725 = phi i32 [ -1, %.lr.ph28 ], [ %..017, %38 ]
  %.01824 = phi i32 [ 1000010, %.lr.ph28 ], [ %.018., %38 ]
  %39 = add nsw i32 %.01725, %.01824
  %40 = sdiv i32 %39, 2
  %41 = sext i32 %40 to i64
  %42 = getelementptr inbounds [1000010 x i32], ptr @bunpu, i64 0, i64 %41
  %43 = load i32, ptr %42, align 4, !tbaa !5
  %44 = icmp sgt i32 %43, %37
  %.018. = select i1 %44, i32 %.01824, i32 %40
  %..017 = select i1 %44, i32 %40, i32 %.01725
  %45 = sub nsw i32 %.018., %..017
  %46 = icmp sgt i32 %45, 1
  br i1 %46, label %38, label %47, !llvm.loop !12

47:                                               ; preds = %38
  %48 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.018.)
  %49 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %48, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  %50 = add nuw nsw i32 %.02026, 1
  %51 = load i32, ptr @Q, align 4, !tbaa !5
  %52 = icmp slt i32 %50, %51
  br i1 %52, label %.lr.ph28, label %._crit_edge29, !llvm.loop !13
}

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 #1

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPiiEvT_S1_RKT0_(ptr noundef, ptr noundef, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #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 = { "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 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #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}


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