; LLVM IR from eyangch/competitive-programming :: Codeforces/1534 (b)

; 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" }

@T = external dso_local global i64, align 8
@N = external dso_local global i64, align 8
@a = external dso_local global [400002 x i64], 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 i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  %9 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %10 = getelementptr i8, ptr %9, i64 -24
  %11 = load i64, ptr %10, align 8
  %12 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %11
  %13 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %12, ptr noundef null)
  %14 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %15 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) @T)
  br label %16

16:                                               ; preds = %89, %0
  %17 = load i64, ptr @T, align 8, !tbaa !8
  %18 = add nsw i64 %17, -1
  store i64 %18, ptr @T, align 8, !tbaa !8
  %19 = icmp ne i64 %17, 0
  br i1 %19, label %20, label %93

20:                                               ; preds = %16
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) @N)
  %22 = load i64, ptr @N, align 8, !tbaa !8
  %23 = add nsw i64 %22, 1
  %24 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %23
  store i64 0, ptr %24, align 8, !tbaa !8
  store i64 0, ptr @a, align 16, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #7
  store i64 1, ptr %2, align 8, !tbaa !8
  br label %25

25:                                               ; preds = %34, %20
  %26 = load i64, ptr %2, align 8, !tbaa !8
  %27 = load i64, ptr @N, align 8, !tbaa !8
  %28 = icmp sle i64 %26, %27
  br i1 %28, label %30, label %29

29:                                               ; preds = %25
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #7
  br label %37

30:                                               ; preds = %25
  %31 = load i64, ptr %2, align 8, !tbaa !8
  %32 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %31
  %33 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %32)
  br label %34

34:                                               ; preds = %30
  %35 = load i64, ptr %2, align 8, !tbaa !8
  %36 = add nsw i64 %35, 1
  store i64 %36, ptr %2, align 8, !tbaa !8
  br label %25, !llvm.loop !11

37:                                               ; preds = %29
  %38 = load i64, ptr @N, align 8, !tbaa !8
  %39 = add nsw i64 %38, 2
  store i64 %39, ptr @N, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #7
  store i64 0, ptr %3, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #7
  store i64 0, ptr %4, align 8, !tbaa !8
  br label %40

40:                                               ; preds = %58, %37
  %41 = load i64, ptr %4, align 8, !tbaa !8
  %42 = load i64, ptr @N, align 8, !tbaa !8
  %43 = sub nsw i64 %42, 1
  %44 = icmp slt i64 %41, %43
  br i1 %44, label %46, label %45

45:                                               ; preds = %40
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #7
  br label %61

46:                                               ; preds = %40
  %47 = load i64, ptr %4, align 8, !tbaa !8
  %48 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %47
  %49 = load i64, ptr %48, align 8, !tbaa !8
  %50 = load i64, ptr %4, align 8, !tbaa !8
  %51 = add nsw i64 %50, 1
  %52 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %51
  %53 = load i64, ptr %52, align 8, !tbaa !8
  %54 = sub nsw i64 %49, %53
  %55 = call noundef i64 @_ZSt3absx(i64 noundef %54)
  %56 = load i64, ptr %3, align 8, !tbaa !8
  %57 = add nsw i64 %56, %55
  store i64 %57, ptr %3, align 8, !tbaa !8
  br label %58

58:                                               ; preds = %46
  %59 = load i64, ptr %4, align 8, !tbaa !8
  %60 = add nsw i64 %59, 1
  store i64 %60, ptr %4, align 8, !tbaa !8
  br label %40, !llvm.loop !13

61:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #7
  store i64 1, ptr %5, align 8, !tbaa !8
  br label %62

62:                                               ; preds = %86, %61
  %63 = load i64, ptr %5, align 8, !tbaa !8
  %64 = load i64, ptr @N, align 8, !tbaa !8
  %65 = sub nsw i64 %64, 1
  %66 = icmp slt i64 %63, %65
  br i1 %66, label %68, label %67

67:                                               ; preds = %62
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  br label %89

68:                                               ; preds = %62
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  %69 = load i64, ptr %5, align 8, !tbaa !8
  %70 = sub nsw i64 %69, 1
  %71 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %70
  %72 = load i64, ptr %5, align 8, !tbaa !8
  %73 = add nsw i64 %72, 1
  %74 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %73
  %75 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %71, ptr noundef nonnull align 8 dereferenceable(8) %74)
  %76 = load i64, ptr %75, align 8, !tbaa !8
  store i64 %76, ptr %6, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #7
  store i64 0, ptr %7, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  %77 = load i64, ptr %5, align 8, !tbaa !8
  %78 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %77
  %79 = load i64, ptr %78, align 8, !tbaa !8
  %80 = load i64, ptr %6, align 8, !tbaa !8
  %81 = sub nsw i64 %79, %80
  store i64 %81, ptr %8, align 8, !tbaa !8
  %82 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8)
  %83 = load i64, ptr %82, align 8, !tbaa !8
  %84 = load i64, ptr %3, align 8, !tbaa !8
  %85 = sub nsw i64 %84, %83
  store i64 %85, ptr %3, align 8, !tbaa !8
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  br label %86

86:                                               ; preds = %68
  %87 = load i64, ptr %5, align 8, !tbaa !8
  %88 = add nsw i64 %87, 1
  store i64 %88, ptr %5, align 8, !tbaa !8
  br label %62, !llvm.loop !14

89:                                               ; preds = %67
  %90 = load i64, ptr %3, align 8, !tbaa !8
  %91 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %90)
  %92 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %91, i8 noundef signext 10)
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #7
  br label %16, !llvm.loop !15

93:                                               ; preds = %16
  %94 = load i32, ptr %1, align 4
  ret i32 %94
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #1 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZSt3absx(i64 noundef) #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #3 align 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 = { 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 = { "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 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 nosync nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 #6 = { 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 #7 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"long long", !10, i64 0}
!10 = !{!"omnipotent char", !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"

%"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" }

@T = external dso_local global i64, align 8
@N = external dso_local global i64, align 8
@a = external dso_local global [400002 x i64], 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 i64, align 8
  %2 = alloca i64, align 8
  %3 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %4 = getelementptr i8, ptr %3, i64 -24
  %5 = load i64, ptr %4, align 8
  %6 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %5
  %7 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %6, ptr noundef null)
  %8 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %9 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) @T)
  %10 = load i64, ptr @T, align 8, !tbaa !8
  %11 = add nsw i64 %10, -1
  store i64 %11, ptr @T, align 8, !tbaa !8
  %.not34 = icmp eq i64 %10, 0
  br i1 %.not34, label %._crit_edge37, label %.lr.ph36

.lr.ph36:                                         ; preds = %0, %._crit_edge32
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) @N)
  %13 = load i64, ptr @N, align 8, !tbaa !8
  %14 = add nsw i64 %13, 1
  %15 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %14
  store i64 0, ptr %15, align 8, !tbaa !8
  store i64 0, ptr @a, align 16, !tbaa !8
  %.not2122 = icmp slt i64 %13, 1
  br i1 %.not2122, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %.lr.ph36
  %.lcssa = phi i64 [ %13, %.lr.ph36 ], [ %21, %.lr.ph ]
  %16 = add nsw i64 %.lcssa, 2
  store i64 %16, ptr @N, align 8, !tbaa !8
  %17 = icmp sgt i64 %.lcssa, -1
  br i1 %17, label %.lr.ph27, label %._crit_edge32

.lr.ph:                                           ; preds = %.lr.ph36, %.lr.ph
  %.023 = phi i64 [ %20, %.lr.ph ], [ 1, %.lr.ph36 ]
  %18 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %.023
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %18)
  %20 = add nuw nsw i64 %.023, 1
  %21 = load i64, ptr @N, align 8, !tbaa !8
  %.not21.not = icmp slt i64 %.023, %21
  br i1 %.not21.not, label %.lr.ph, label %._crit_edge, !llvm.loop !11

.preheader:                                       ; preds = %.lr.ph27
  %22 = icmp sgt i64 %31, 2
  br i1 %22, label %.lr.ph31, label %._crit_edge32

.lr.ph27:                                         ; preds = %._crit_edge, %.lr.ph27
  %.01825 = phi i64 [ %25, %.lr.ph27 ], [ 0, %._crit_edge ]
  %.01924 = phi i64 [ %30, %.lr.ph27 ], [ 0, %._crit_edge ]
  %23 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %.01825
  %24 = load i64, ptr %23, align 8, !tbaa !8
  %25 = add nuw nsw i64 %.01825, 1
  %26 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %25
  %27 = load i64, ptr %26, align 8, !tbaa !8
  %28 = sub nsw i64 %24, %27
  %29 = call noundef i64 @_ZSt3absx(i64 noundef %28)
  %30 = add nsw i64 %29, %.01924
  %31 = load i64, ptr @N, align 8, !tbaa !8
  %32 = add nsw i64 %31, -1
  %33 = icmp slt i64 %25, %32
  br i1 %33, label %.lr.ph27, label %.preheader, !llvm.loop !13

._crit_edge32:                                    ; preds = %.lr.ph31, %._crit_edge, %.preheader
  %.1.lcssa = phi i64 [ %30, %.preheader ], [ 0, %._crit_edge ], [ %49, %.lr.ph31 ]
  %34 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.1.lcssa)
  %35 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %34, i8 noundef signext 10)
  %36 = load i64, ptr @T, align 8, !tbaa !8
  %37 = add nsw i64 %36, -1
  store i64 %37, ptr @T, align 8, !tbaa !8
  %.not = icmp eq i64 %36, 0
  br i1 %.not, label %._crit_edge37, label %.lr.ph36, !llvm.loop !14

.lr.ph31:                                         ; preds = %.preheader, %.lr.ph31
  %.01730 = phi i64 [ %40, %.lr.ph31 ], [ 1, %.preheader ]
  %.129 = phi i64 [ %49, %.lr.ph31 ], [ %30, %.preheader ]
  %38 = add nsw i64 %.01730, -1
  %39 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %38
  %40 = add nuw nsw i64 %.01730, 1
  %41 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %40
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %39, ptr noundef nonnull align 8 dereferenceable(8) %41)
  %43 = load i64, ptr %42, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #7
  store i64 0, ptr %1, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #7
  %44 = getelementptr inbounds [400002 x i64], ptr @a, i64 0, i64 %.01730
  %45 = load i64, ptr %44, align 8, !tbaa !8
  %46 = sub nsw i64 %45, %43
  store i64 %46, ptr %2, align 8, !tbaa !8
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef nonnull align 8 dereferenceable(8) %2)
  %48 = load i64, ptr %47, align 8, !tbaa !8
  %49 = sub nsw i64 %.129, %48
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #7
  %50 = load i64, ptr @N, align 8, !tbaa !8
  %51 = add nsw i64 %50, -1
  %52 = icmp slt i64 %40, %51
  br i1 %52, label %.lr.ph31, label %._crit_edge32, !llvm.loop !15

._crit_edge37:                                    ; preds = %._crit_edge32, %0
  ret i32 0
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #1 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZSt3absx(i64 noundef) local_unnamed_addr #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #3 align 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 = { 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 = { "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 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 #6 = { 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 #7 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"long long", !10, i64 0}
!10 = !{!"omnipotent char", !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: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass