; LLVM IR from Mohammed-Shoaib/Coding-Problems :: HackerRank/Algorithms/Easy/E0063.ll (Z14closestNumbersSt6vectorIiSaIiEE)

; 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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_Z14closestNumbersSt6vectorIiSaIiEE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i1, align 1
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store i1 false, ptr %7, align 1
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %14 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %15 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %14, ptr %15, align 8
  %16 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %17 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %16, ptr %17, align 8
  %18 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  %19 = load ptr, ptr %18, align 8
  %20 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %19, ptr %21)
          to label %22 unwind label %35

22:                                               ; preds = %2
  store i32 0, ptr %6, align 4, !tbaa !9
  %23 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 1) #4
  %24 = load i32, ptr %23, align 4, !tbaa !9
  %25 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 0) #4
  %26 = load i32, ptr %25, align 4, !tbaa !9
  %27 = sub nsw i32 %24, %26
  store i32 %27, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  store i32 1, ptr %12, align 4, !tbaa !9
  br label %28

28:                                               ; preds = %65, %22
  %29 = load i32, ptr %12, align 4, !tbaa !9
  %30 = sext i32 %29 to i64
  %31 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %32 = sub i64 %31, 1
  %33 = icmp ult i64 %30, %32
  br i1 %33, label %39, label %34

34:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %68

35:                                               ; preds = %2
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %10, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %11, align 4
  br label %112

39:                                               ; preds = %28
  %40 = load i32, ptr %12, align 4, !tbaa !9
  %41 = add nsw i32 %40, 1
  %42 = sext i32 %41 to i64
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %42) #4
  %44 = load i32, ptr %43, align 4, !tbaa !9
  %45 = load i32, ptr %12, align 4, !tbaa !9
  %46 = sext i32 %45 to i64
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %46) #4
  %48 = load i32, ptr %47, align 4, !tbaa !9
  %49 = sub nsw i32 %44, %48
  %50 = load i32, ptr %5, align 4, !tbaa !9
  %51 = icmp slt i32 %49, %50
  br i1 %51, label %52, label %64

52:                                               ; preds = %39
  %53 = load i32, ptr %12, align 4, !tbaa !9
  store i32 %53, ptr %6, align 4, !tbaa !9
  %54 = load i32, ptr %12, align 4, !tbaa !9
  %55 = add nsw i32 %54, 1
  %56 = sext i32 %55 to i64
  %57 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %56) #4
  %58 = load i32, ptr %57, align 4, !tbaa !9
  %59 = load i32, ptr %12, align 4, !tbaa !9
  %60 = sext i32 %59 to i64
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %60) #4
  %62 = load i32, ptr %61, align 4, !tbaa !9
  %63 = sub nsw i32 %58, %62
  store i32 %63, ptr %5, align 4, !tbaa !9
  br label %64

64:                                               ; preds = %52, %39
  br label %65

65:                                               ; preds = %64
  %66 = load i32, ptr %12, align 4, !tbaa !9
  %67 = add nsw i32 %66, 1
  store i32 %67, ptr %12, align 4, !tbaa !9
  br label %28, !llvm.loop !11

68:                                               ; preds = %34
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  %69 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %69, ptr %13, align 4, !tbaa !9
  br label %70

70:                                               ; preds = %105, %68
  %71 = load i32, ptr %13, align 4, !tbaa !9
  %72 = sext i32 %71 to i64
  %73 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %74 = sub i64 %73, 1
  %75 = icmp ult i64 %72, %74
  br i1 %75, label %77, label %76

76:                                               ; preds = %70
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %108

77:                                               ; preds = %70
  %78 = load i32, ptr %13, align 4, !tbaa !9
  %79 = add nsw i32 %78, 1
  %80 = sext i32 %79 to i64
  %81 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %80) #4
  %82 = load i32, ptr %81, align 4, !tbaa !9
  %83 = load i32, ptr %13, align 4, !tbaa !9
  %84 = sext i32 %83 to i64
  %85 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %84) #4
  %86 = load i32, ptr %85, align 4, !tbaa !9
  %87 = sub nsw i32 %82, %86
  %88 = load i32, ptr %5, align 4, !tbaa !9
  %89 = icmp eq i32 %87, %88
  br i1 %89, label %90, label %104

90:                                               ; preds = %77
  %91 = load i32, ptr %13, align 4, !tbaa !9
  %92 = sext i32 %91 to i64
  %93 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %92) #4
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(4) %93)
          to label %94 unwind label %100

94:                                               ; preds = %90
  %95 = load i32, ptr %13, align 4, !tbaa !9
  %96 = add nsw i32 %95, 1
  %97 = sext i32 %96 to i64
  %98 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %97) #4
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(4) %98)
          to label %99 unwind label %100

99:                                               ; preds = %94
  br label %104

100:                                              ; preds = %94, %90
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %10, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %112

104:                                              ; preds = %99, %77
  br label %105

105:                                              ; preds = %104
  %106 = load i32, ptr %13, align 4, !tbaa !9
  %107 = add nsw i32 %106, 1
  store i32 %107, ptr %13, align 4, !tbaa !9
  br label %70, !llvm.loop !13

108:                                              ; preds = %76
  store i1 true, ptr %7, align 1
  %109 = load i1, ptr %7, align 1
  br i1 %109, label %111, label %110

110:                                              ; preds = %108
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %111

111:                                              ; preds = %110, %108
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  ret void

112:                                              ; preds = %100, %35
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %113

113:                                              ; preds = %112
  %114 = load ptr, ptr %10, align 8
  %115 = load i32, ptr %11, align 4
  %116 = insertvalue { ptr, i32 } poison, ptr %114, 0
  %117 = insertvalue { ptr, i32 } %116, i32 %115, 1
  resume { ptr, i32 } %117
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_Z14closestNumbersSt6vectorIiSaIiEE(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::vector") align 8 %0, ptr noundef %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  tail call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  %3 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %4 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %3, ptr %4)
          to label %5 unwind label %18

5:                                                ; preds = %2
  %6 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 1) #3
  %7 = load i32, ptr %6, align 4, !tbaa !5
  %8 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 0) #3
  %9 = load i32, ptr %8, align 4, !tbaa !5
  %10 = sub nsw i32 %7, %9
  %11 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %12 = add i64 %11, -3
  %13 = icmp ult i64 %12, -2
  br i1 %13, label %.lr.ph, label %.preheader

.preheader.loopexit:                              ; preds = %33
  %14 = sext i32 %.124 to i64
  br label %.preheader

.preheader:                                       ; preds = %.preheader.loopexit, %5
  %.023.lcssa = phi i64 [ 0, %5 ], [ %14, %.preheader.loopexit ]
  %.022.lcssa = phi i32 [ %10, %5 ], [ %.1, %.preheader.loopexit ]
  %15 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %16 = add i64 %15, -1
  %17 = icmp ugt i64 %16, %.023.lcssa
  br i1 %17, label %.lr.ph33, label %._crit_edge

18:                                               ; preds = %2
  %19 = landingpad { ptr, i32 }
          cleanup
  br label %53

.lr.ph:                                           ; preds = %5, %33
  %indvars.iv = phi i64 [ %indvars.iv.next, %33 ], [ 1, %5 ]
  %.02229 = phi i32 [ %.1, %33 ], [ %10, %5 ]
  %.02328 = phi i32 [ %.124, %33 ], [ 0, %5 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %20 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv.next) #3
  %21 = load i32, ptr %20, align 4, !tbaa !5
  %22 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #3
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %24 = sub nsw i32 %21, %23
  %25 = icmp slt i32 %24, %.02229
  br i1 %25, label %26, label %33

26:                                               ; preds = %.lr.ph
  %27 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv.next) #3
  %28 = load i32, ptr %27, align 4, !tbaa !5
  %29 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #3
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = sub nsw i32 %28, %30
  %32 = trunc nuw nsw i64 %indvars.iv to i32
  br label %33

33:                                               ; preds = %.lr.ph, %26
  %.124 = phi i32 [ %32, %26 ], [ %.02328, %.lr.ph ]
  %.1 = phi i32 [ %31, %26 ], [ %.02229, %.lr.ph ]
  %34 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %35 = add i64 %34, -1
  %36 = icmp ugt i64 %35, %indvars.iv.next
  br i1 %36, label %.lr.ph, label %.preheader.loopexit, !llvm.loop !9

.lr.ph33:                                         ; preds = %.preheader, %49
  %indvars.iv35 = phi i64 [ %indvars.iv.next36, %49 ], [ %.023.lcssa, %.preheader ]
  %indvars.iv.next36 = add nuw nsw i64 %indvars.iv35, 1
  %37 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv.next36) #3
  %38 = load i32, ptr %37, align 4, !tbaa !5
  %39 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv35) #3
  %40 = load i32, ptr %39, align 4, !tbaa !5
  %41 = sub nsw i32 %38, %40
  %42 = icmp eq i32 %41, %.022.lcssa
  br i1 %42, label %43, label %49

43:                                               ; preds = %.lr.ph33
  %44 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv35) #3
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(4) %44)
          to label %45 unwind label %47

45:                                               ; preds = %43
  %46 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv.next36) #3
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(4) %46)
          to label %49 unwind label %47

47:                                               ; preds = %45, %43
  %48 = landingpad { ptr, i32 }
          cleanup
  br label %53

49:                                               ; preds = %.lr.ph33, %45
  %50 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %51 = add i64 %50, -1
  %52 = icmp ugt i64 %51, %indvars.iv.next36
  br i1 %52, label %.lr.ph33, label %._crit_edge, !llvm.loop !11

._crit_edge:                                      ; preds = %49, %.preheader
  ret void

53:                                               ; preds = %47, %18
  %.pn = phi { ptr, i32 } [ %48, %47 ], [ %19, %18 ]
  tail call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { 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 = { 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}


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