; LLVM IR from ravireddy07/cpp-book :: src/Code-Chef (CHEFGR)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  %13 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  br label %14

14:                                               ; preds = %89, %0
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = add nsw i32 %15, -1
  store i32 %16, ptr %2, align 4, !tbaa !5
  %17 = icmp ne i32 %15, 0
  br i1 %17, label %18, label %96

18:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #5
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %3, ptr noundef %4)
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #5
  %20 = load i64, ptr %3, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #5
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %21 unwind label %27

21:                                               ; preds = %18
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  store i64 0, ptr %9, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  store i64 0, ptr %10, align 8, !tbaa !9
  br label %22

22:                                               ; preds = %49, %21
  %23 = load i64, ptr %10, align 8, !tbaa !9
  %24 = load i64, ptr %3, align 8, !tbaa !9
  %25 = icmp slt i64 %23, %24
  br i1 %25, label %31, label %26

26:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %56

27:                                               ; preds = %18
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %7, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #5
  br label %95

31:                                               ; preds = %22
  %32 = load i64, ptr %10, align 8, !tbaa !9
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %32) #5
  %34 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %33)
          to label %35 unwind label %52

35:                                               ; preds = %31
  %36 = load i64, ptr %10, align 8, !tbaa !9
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %36) #5
  %38 = load i64, ptr %37, align 8, !tbaa !9
  %39 = load i64, ptr %9, align 8, !tbaa !9
  %40 = icmp sgt i64 %38, %39
  br i1 %40, label %41, label %45

41:                                               ; preds = %35
  %42 = load i64, ptr %10, align 8, !tbaa !9
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %42) #5
  %44 = load i64, ptr %43, align 8, !tbaa !9
  br label %47

45:                                               ; preds = %35
  %46 = load i64, ptr %9, align 8, !tbaa !9
  br label %47

47:                                               ; preds = %45, %41
  %48 = phi i64 [ %44, %41 ], [ %46, %45 ]
  store i64 %48, ptr %9, align 8, !tbaa !9
  br label %49

49:                                               ; preds = %47
  %50 = load i64, ptr %10, align 8, !tbaa !9
  %51 = add nsw i64 %50, 1
  store i64 %51, ptr %10, align 8, !tbaa !9
  br label %22, !llvm.loop !11

52:                                               ; preds = %31
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %7, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %94

56:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  store i64 0, ptr %11, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  store i64 0, ptr %12, align 8, !tbaa !9
  br label %57

57:                                               ; preds = %70, %56
  %58 = load i64, ptr %12, align 8, !tbaa !9
  %59 = load i64, ptr %3, align 8, !tbaa !9
  %60 = icmp slt i64 %58, %59
  br i1 %60, label %62, label %61

61:                                               ; preds = %57
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %73

62:                                               ; preds = %57
  %63 = load i64, ptr %9, align 8, !tbaa !9
  %64 = load i64, ptr %12, align 8, !tbaa !9
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %64) #5
  %66 = load i64, ptr %65, align 8, !tbaa !9
  %67 = sub nsw i64 %63, %66
  %68 = load i64, ptr %11, align 8, !tbaa !9
  %69 = add nsw i64 %68, %67
  store i64 %69, ptr %11, align 8, !tbaa !9
  br label %70

70:                                               ; preds = %62
  %71 = load i64, ptr %12, align 8, !tbaa !9
  %72 = add nsw i64 %71, 1
  store i64 %72, ptr %12, align 8, !tbaa !9
  br label %57, !llvm.loop !13

73:                                               ; preds = %61
  %74 = load i64, ptr %11, align 8, !tbaa !9
  %75 = load i64, ptr %4, align 8, !tbaa !9
  %76 = icmp eq i64 %74, %75
  br i1 %76, label %84, label %77

77:                                               ; preds = %73
  %78 = load i64, ptr %11, align 8, !tbaa !9
  %79 = load i64, ptr %4, align 8, !tbaa !9
  %80 = sub nsw i64 %78, %79
  %81 = load i64, ptr %3, align 8, !tbaa !9
  %82 = srem i64 %80, %81
  %83 = icmp eq i64 %82, 0
  br label %84

84:                                               ; preds = %77, %73
  %85 = phi i1 [ true, %73 ], [ %83, %77 ]
  %86 = zext i1 %85 to i64
  %87 = select i1 %85, ptr @.str.3, ptr @.str.4
  %88 = invoke i32 @puts(ptr noundef %87)
          to label %89 unwind label %90

89:                                               ; preds = %84
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  br label %14, !llvm.loop !14

90:                                               ; preds = %84
  %91 = landingpad { ptr, i32 }
          cleanup
  %92 = extractvalue { ptr, i32 } %91, 0
  store ptr %92, ptr %7, align 8
  %93 = extractvalue { ptr, i32 } %91, 1
  store i32 %93, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %94

94:                                               ; preds = %90, %52
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  br label %95

95:                                               ; preds = %94, %27
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %97

96:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  ret i32 0

97:                                               ; preds = %95
  %98 = load ptr, ptr %7, align 8
  %99 = load i32, ptr %8, align 4
  %100 = insertvalue { ptr, i32 } poison, ptr %98, 0
  %101 = insertvalue { ptr, i32 } %100, i32 %99, 1
  resume { ptr, i32 } %101
}

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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

declare i32 @puts(ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 = { 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 = { 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 #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 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %7 = load i32, ptr %1, align 4, !tbaa !5
  %8 = add nsw i32 %7, -1
  store i32 %8, ptr %1, align 4, !tbaa !5
  %.not28 = icmp eq i32 %7, 0
  br i1 %.not28, label %._crit_edge31, label %.lr.ph30

.lr.ph30:                                         ; preds = %0, %43
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  %9 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %2, ptr noundef nonnull %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #5
  %10 = load i64, ptr %2, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %10, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %11 unwind label %15

11:                                               ; preds = %.lr.ph30
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  %12 = load i64, ptr %2, align 8, !tbaa !9
  %13 = icmp sgt i64 %12, 0
  br i1 %13, label %.lr.ph, label %._crit_edge

.preheader:                                       ; preds = %25
  %14 = icmp sgt i64 %28, 0
  br i1 %14, label %.lr.ph25, label %._crit_edge

15:                                               ; preds = %.lr.ph30
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  resume { ptr, i32 } %16

.lr.ph:                                           ; preds = %11, %25
  %.01622 = phi i64 [ %27, %25 ], [ 0, %11 ]
  %.01721 = phi i64 [ %26, %25 ], [ 0, %11 ]
  %17 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.01622) #5
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %17)
  %19 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.01622) #5
  %20 = load i64, ptr %19, align 8, !tbaa !9
  %21 = icmp sgt i64 %20, %.01721
  br i1 %21, label %22, label %25

22:                                               ; preds = %.lr.ph
  %23 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.01622) #5
  %24 = load i64, ptr %23, align 8, !tbaa !9
  br label %25

25:                                               ; preds = %.lr.ph, %22
  %26 = phi i64 [ %24, %22 ], [ %.01721, %.lr.ph ]
  %27 = add nuw nsw i64 %.01622, 1
  %28 = load i64, ptr %2, align 8, !tbaa !9
  %29 = icmp slt i64 %27, %28
  br i1 %29, label %.lr.ph, label %.preheader, !llvm.loop !11

._crit_edge:                                      ; preds = %.lr.ph25, %11, %.preheader
  %.015.lcssa = phi i64 [ 0, %.preheader ], [ 0, %11 ], [ %35, %.lr.ph25 ]
  %.lcssa = phi i64 [ %28, %.preheader ], [ %12, %11 ], [ %37, %.lr.ph25 ]
  %30 = load i64, ptr %3, align 8, !tbaa !9
  %31 = icmp eq i64 %.015.lcssa, %30
  br i1 %31, label %.thread, label %39

.lr.ph25:                                         ; preds = %.preheader, %.lr.ph25
  %.024 = phi i64 [ %36, %.lr.ph25 ], [ 0, %.preheader ]
  %.01523 = phi i64 [ %35, %.lr.ph25 ], [ 0, %.preheader ]
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.024) #5
  %33 = load i64, ptr %32, align 8, !tbaa !9
  %34 = add i64 %.01523, %26
  %35 = sub i64 %34, %33
  %36 = add nuw nsw i64 %.024, 1
  %37 = load i64, ptr %2, align 8, !tbaa !9
  %38 = icmp slt i64 %36, %37
  br i1 %38, label %.lr.ph25, label %._crit_edge, !llvm.loop !13

39:                                               ; preds = %._crit_edge
  %40 = sub nsw i64 %.015.lcssa, %30
  %41 = srem i64 %40, %.lcssa
  %.fr = freeze i64 %41
  %42 = icmp eq i64 %.fr, 0
  br i1 %42, label %.thread, label %43

.thread:                                          ; preds = %._crit_edge, %39
  br label %43

43:                                               ; preds = %39, %.thread
  %44 = phi ptr [ @.str.3, %.thread ], [ @.str.4, %39 ]
  %45 = call i32 @puts(ptr noundef nonnull dereferenceable(1) %44)
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  %46 = load i32, ptr %1, align 4, !tbaa !5
  %47 = add nsw i32 %46, -1
  store i32 %47, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %46, 0
  br i1 %.not, label %._crit_edge31, label %.lr.ph30, !llvm.loop !14

._crit_edge31:                                    ; preds = %43, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret i32 0
}

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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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" }
attributes #3 = { 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 #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 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass