; LLVM IR from ahampriyanshu/algo-ds-101 :: Data-Structures/Tree/Binary-Tree/Right_View (right_view_of_binary_tree)

; 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.std::queue" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<TreeNode *, std::allocator<TreeNode *>>::_Deque_impl" }
%"struct.std::_Deque_base<TreeNode *, std::allocator<TreeNode *>>::_Deque_impl" = type { %"struct.std::_Deque_base<TreeNode *, std::allocator<TreeNode *>>::_Deque_impl_data" }
%"struct.std::_Deque_base<TreeNode *, std::allocator<TreeNode *>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%struct.TreeNode = type { i32, ptr, ptr }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12getRightViewP8TreeNode(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i1, align 1
  %6 = alloca %"class.std::queue", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  store i1 false, ptr %5, align 1
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  call void @llvm.lifetime.start.p0(i64 80, ptr %6) #4
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
          to label %12 unwind label %35

12:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(8) %4)
          to label %13 unwind label %39

13:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  store ptr null, ptr %10, align 8, !tbaa !5
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(8) %10)
          to label %14 unwind label %43

14:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %15

15:                                               ; preds = %72, %14
  %16 = invoke noundef zeroext i1 @_ZNKSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
          to label %17 unwind label %39

17:                                               ; preds = %15
  %18 = xor i1 %16, true
  br i1 %18, label %19, label %73

19:                                               ; preds = %17
  %20 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
          to label %21 unwind label %39

21:                                               ; preds = %19
  %22 = load ptr, ptr %20, align 8, !tbaa !5
  store ptr %22, ptr %9, align 8, !tbaa !5
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
          to label %23 unwind label %39

23:                                               ; preds = %21
  %24 = load ptr, ptr %9, align 8, !tbaa !5
  %25 = icmp ne ptr %24, null
  br i1 %25, label %26, label %72

26:                                               ; preds = %23
  %27 = load ptr, ptr %9, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.TreeNode, ptr %27, i32 0, i32 1
  %29 = load ptr, ptr %28, align 8, !tbaa !9
  %30 = icmp ne ptr %29, null
  br i1 %30, label %31, label %47

31:                                               ; preds = %26
  %32 = load ptr, ptr %9, align 8, !tbaa !5
  %33 = getelementptr inbounds %struct.TreeNode, ptr %32, i32 0, i32 1
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(8) %33)
          to label %34 unwind label %39

34:                                               ; preds = %31
  br label %47

35:                                               ; preds = %2
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %7, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %8, align 4
  br label %76

39:                                               ; preds = %64, %61, %56, %52, %31, %21, %19, %15, %12
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %7, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %8, align 4
  br label %75

43:                                               ; preds = %13
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %7, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %75

47:                                               ; preds = %34, %26
  %48 = load ptr, ptr %9, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct.TreeNode, ptr %48, i32 0, i32 2
  %50 = load ptr, ptr %49, align 8, !tbaa !12
  %51 = icmp ne ptr %50, null
  br i1 %51, label %52, label %56

52:                                               ; preds = %47
  %53 = load ptr, ptr %9, align 8, !tbaa !5
  %54 = getelementptr inbounds %struct.TreeNode, ptr %53, i32 0, i32 2
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(8) %54)
          to label %55 unwind label %39

55:                                               ; preds = %52
  br label %56

56:                                               ; preds = %55, %47
  %57 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
          to label %58 unwind label %39

58:                                               ; preds = %56
  %59 = load ptr, ptr %57, align 8, !tbaa !5
  %60 = icmp eq ptr %59, null
  br i1 %60, label %61, label %71

61:                                               ; preds = %58
  %62 = load ptr, ptr %9, align 8, !tbaa !5
  %63 = getelementptr inbounds %struct.TreeNode, ptr %62, i32 0, i32 0
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(4) %63)
          to label %64 unwind label %39

64:                                               ; preds = %61
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
          to label %65 unwind label %39

65:                                               ; preds = %64
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  store ptr null, ptr %11, align 8, !tbaa !5
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 8 dereferenceable(8) %11)
          to label %66 unwind label %67

66:                                               ; preds = %65
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %71

67:                                               ; preds = %65
  %68 = landingpad { ptr, i32 }
          cleanup
  %69 = extractvalue { ptr, i32 } %68, 0
  store ptr %69, ptr %7, align 8
  %70 = extractvalue { ptr, i32 } %68, 1
  store i32 %70, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %75

71:                                               ; preds = %66, %58
  br label %72

72:                                               ; preds = %71, %23
  br label %15, !llvm.loop !13

73:                                               ; preds = %17
  store i1 true, ptr %5, align 1
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %6) #4
  call void @llvm.lifetime.end.p0(i64 80, ptr %6) #4
  %74 = load i1, ptr %5, align 1
  br i1 %74, label %78, label %77

75:                                               ; preds = %67, %43, %39
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %6) #4
  br label %76

76:                                               ; preds = %75, %35
  call void @llvm.lifetime.end.p0(i64 80, ptr %6) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %79

77:                                               ; preds = %73
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %78

78:                                               ; preds = %77, %73
  ret void

79:                                               ; preds = %76
  %80 = load ptr, ptr %7, align 8
  %81 = load i32, ptr %8, align 4
  %82 = insertvalue { ptr, i32 } poison, ptr %80, 0
  %83 = insertvalue { ptr, i32 } %82, i32 %81, 1
  resume { ptr, i32 } %83
}

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 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)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #3 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 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 = { 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, !6, i64 8}
!10 = !{!"_ZTS8TreeNode", !11, i64 0, !6, i64 8, !6, i64 16}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !6, i64 16}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; 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 }
%"class.std::queue" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<TreeNode *, std::allocator<TreeNode *>>::_Deque_impl" }
%"struct.std::_Deque_base<TreeNode *, std::allocator<TreeNode *>>::_Deque_impl" = type { %"struct.std::_Deque_base<TreeNode *, std::allocator<TreeNode *>>::_Deque_impl_data" }
%"struct.std::_Deque_base<TreeNode *, std::allocator<TreeNode *>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12getRightViewP8TreeNode(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::vector") align 8 %0, ptr noundef %1) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca %"class.std::queue", align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  store ptr %1, ptr %3, align 8, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %4) #4
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %4)
          to label %7 unwind label %17

7:                                                ; preds = %2
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80) %4, ptr noundef nonnull align 8 dereferenceable(8) %3)
          to label %8 unwind label %.loopexit.split-lp

8:                                                ; preds = %7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  store ptr null, ptr %5, align 8, !tbaa !5
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %4, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %9 unwind label %19

9:                                                ; preds = %8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  %10 = call noundef zeroext i1 @_ZNKSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %4)
  br i1 %10, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %9, %34
  %11 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %4)
  %12 = load ptr, ptr %11, align 8, !tbaa !5
  call void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %4)
  %.not = icmp eq ptr %12, null
  br i1 %.not, label %34, label %13

13:                                               ; preds = %.lr.ph
  %14 = getelementptr inbounds i8, ptr %12, i64 8
  %15 = load ptr, ptr %14, align 8, !tbaa !9
  %.not11 = icmp eq ptr %15, null
  br i1 %.not11, label %21, label %16

16:                                               ; preds = %13
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80) %4, ptr noundef nonnull align 8 dereferenceable(8) %14)
          to label %21 unwind label %.loopexit

17:                                               ; preds = %2
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %37

.loopexit:                                        ; preds = %16, %24, %29
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %36

.loopexit.split-lp:                               ; preds = %7
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %36

19:                                               ; preds = %8
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  br label %36

21:                                               ; preds = %16, %13
  %22 = getelementptr inbounds i8, ptr %12, i64 16
  %23 = load ptr, ptr %22, align 8, !tbaa !12
  %.not12 = icmp eq ptr %23, null
  br i1 %.not12, label %25, label %24

24:                                               ; preds = %21
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80) %4, ptr noundef nonnull align 8 dereferenceable(8) %22)
          to label %25 unwind label %.loopexit

25:                                               ; preds = %24, %21
  %26 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %4)
  %27 = load ptr, ptr %26, align 8, !tbaa !5
  %28 = icmp eq ptr %27, null
  br i1 %28, label %29, label %34

29:                                               ; preds = %25
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %30 unwind label %.loopexit

30:                                               ; preds = %29
  call void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %4)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  store ptr null, ptr %6, align 8, !tbaa !5
  invoke void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %4, ptr noundef nonnull align 8 dereferenceable(8) %6)
          to label %31 unwind label %32

31:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  br label %34

32:                                               ; preds = %30
  %33 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  br label %36

34:                                               ; preds = %25, %31, %.lr.ph
  %35 = call noundef zeroext i1 @_ZNKSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %4)
  br i1 %35, label %._crit_edge, label %.lr.ph, !llvm.loop !13

._crit_edge:                                      ; preds = %34, %9
  call void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %4) #4
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %4) #4
  ret void

36:                                               ; preds = %.loopexit, %.loopexit.split-lp, %32, %19
  %.pn = phi { ptr, i32 } [ %33, %32 ], [ %20, %19 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %4) #4
  br label %37

37:                                               ; preds = %36, %17
  %.pn.pn = phi { ptr, i32 } [ %.pn, %36 ], [ %18, %17 ]
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %4) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  resume { ptr, i32 } %.pn.pn
}

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 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 #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5queueIP8TreeNodeSt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #3 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 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 = { 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, !6, i64 8}
!10 = !{!"_ZTS8TreeNode", !11, i64 0, !6, i64 8, !6, i64 16}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !6, i64 16}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


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