; LLVM IR from codemistic/Data-Structures-and-Algorithms :: CPP/graph_tree (articulation_Point)

; 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" }
%"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::allocator" = type { i8 }
%"class.std::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, ptr noundef nonnull align 4 dereferenceable(4), i32 noundef) #0

; 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) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::allocator", align 1
  %11 = alloca %"class.std::vector", align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::allocator", align 1
  %14 = alloca %"class.std::unordered_set", align 8
  %15 = alloca i32, align 4
  %16 = alloca ptr, align 8
  %17 = alloca i64, align 8
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  %22 = alloca ptr, align 8
  %23 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %24 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %25 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #8
  store i32 11, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #8
  %26 = load i32, ptr %2, align 4, !tbaa !5
  %27 = sext i32 %26 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #8
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %27, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %28 unwind label %66

28:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #8
  %29 = load i32, ptr %2, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #8
  store i32 2147483647, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %30, ptr noundef nonnull align 4 dereferenceable(4) %9, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %31 unwind label %70

31:                                               ; preds = %28
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr %11) #8
  %32 = load i32, ptr %2, align 4, !tbaa !5
  %33 = sext i32 %32 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #8
  store i32 0, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %33, ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %34 unwind label %74

34:                                               ; preds = %31
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #8
  call void @llvm.lifetime.start.p0(i64 56, ptr %14) #8
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %14) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #8
  %35 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %15)
          to label %36 unwind label %78

36:                                               ; preds = %34
  %37 = load i32, ptr %2, align 4, !tbaa !5
  %38 = zext i32 %37 to i64
  %39 = call ptr @llvm.stacksave.p0()
  store ptr %39, ptr %16, align 8
  %40 = alloca %"class.std::vector", i64 %38, align 16
  store i64 %38, ptr %17, align 8
  %41 = icmp eq i64 %38, 0
  br i1 %41, label %48, label %42

42:                                               ; preds = %36
  %43 = getelementptr inbounds %"class.std::vector", ptr %40, i64 %38
  br label %44

44:                                               ; preds = %44, %42
  %45 = phi ptr [ %40, %42 ], [ %46, %44 ]
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %45) #8
  %46 = getelementptr inbounds %"class.std::vector", ptr %45, i64 1
  %47 = icmp eq ptr %46, %43
  br i1 %47, label %48, label %44

48:                                               ; preds = %44, %36
  br label %49

49:                                               ; preds = %65, %48
  %50 = load i32, ptr %15, align 4, !tbaa !5
  %51 = add nsw i32 %50, -1
  store i32 %51, ptr %15, align 4, !tbaa !5
  %52 = icmp ne i32 %50, 0
  br i1 %52, label %53, label %86

53:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #8
  %54 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %55 unwind label %82

55:                                               ; preds = %53
  %56 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %54, ptr noundef nonnull align 4 dereferenceable(4) %19)
          to label %57 unwind label %82

57:                                               ; preds = %55
  %58 = load i32, ptr %18, align 4, !tbaa !5
  %59 = sext i32 %58 to i64
  %60 = getelementptr inbounds %"class.std::vector", ptr %40, i64 %59
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %60, ptr noundef nonnull align 4 dereferenceable(4) %19)
          to label %61 unwind label %82

61:                                               ; preds = %57
  %62 = load i32, ptr %19, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds %"class.std::vector", ptr %40, i64 %63
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %64, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %65 unwind label %82

65:                                               ; preds = %61
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #8
  br label %49, !llvm.loop !9

66:                                               ; preds = %0
  %67 = landingpad { ptr, i32 }
          cleanup
  %68 = extractvalue { ptr, i32 } %67, 0
  store ptr %68, ptr %6, align 8
  %69 = extractvalue { ptr, i32 } %67, 1
  store i32 %69, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #8
  br label %157

70:                                               ; preds = %28
  %71 = landingpad { ptr, i32 }
          cleanup
  %72 = extractvalue { ptr, i32 } %71, 0
  store ptr %72, ptr %6, align 8
  %73 = extractvalue { ptr, i32 } %71, 1
  store i32 %73, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #8
  br label %156

74:                                               ; preds = %31
  %75 = landingpad { ptr, i32 }
          cleanup
  %76 = extractvalue { ptr, i32 } %75, 0
  store ptr %76, ptr %6, align 8
  %77 = extractvalue { ptr, i32 } %75, 1
  store i32 %77, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #8
  br label %155

78:                                               ; preds = %34
  %79 = landingpad { ptr, i32 }
          cleanup
  %80 = extractvalue { ptr, i32 } %79, 0
  store ptr %80, ptr %6, align 8
  %81 = extractvalue { ptr, i32 } %79, 1
  store i32 %81, ptr %7, align 4
  br label %154

82:                                               ; preds = %61, %57, %55, %53
  %83 = landingpad { ptr, i32 }
          cleanup
  %84 = extractvalue { ptr, i32 } %83, 0
  store ptr %84, ptr %6, align 8
  %85 = extractvalue { ptr, i32 } %83, 1
  store i32 %85, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #8
  br label %146

86:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #8
  store i32 1, ptr %20, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #8
  store i32 0, ptr %21, align 4, !tbaa !5
  br label %87

87:                                               ; preds = %102, %86
  %88 = load i32, ptr %21, align 4, !tbaa !5
  %89 = load i32, ptr %2, align 4, !tbaa !5
  %90 = icmp slt i32 %88, %89
  br i1 %90, label %92, label %91

91:                                               ; preds = %87
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #8
  br label %109

92:                                               ; preds = %87
  %93 = load i32, ptr %21, align 4, !tbaa !5
  %94 = sext i32 %93 to i64
  %95 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %94) #8
  %96 = load i32, ptr %95, align 4, !tbaa !5
  %97 = icmp ne i32 %96, 0
  br i1 %97, label %98, label %99

98:                                               ; preds = %92
  br label %102

99:                                               ; preds = %92
  %100 = load i32, ptr %21, align 4, !tbaa !5
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %14, ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef %40, ptr noundef nonnull align 8 dereferenceable(24) %11, i32 noundef %100, ptr noundef nonnull align 4 dereferenceable(4) %20, i32 noundef -1)
          to label %101 unwind label %105

101:                                              ; preds = %99
  br label %102

102:                                              ; preds = %101, %98
  %103 = load i32, ptr %21, align 4, !tbaa !5
  %104 = add nsw i32 %103, 1
  store i32 %104, ptr %21, align 4, !tbaa !5
  br label %87, !llvm.loop !11

105:                                              ; preds = %99
  %106 = landingpad { ptr, i32 }
          cleanup
  %107 = extractvalue { ptr, i32 } %106, 0
  store ptr %107, ptr %6, align 8
  %108 = extractvalue { ptr, i32 } %106, 1
  store i32 %108, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #8
  br label %145

109:                                              ; preds = %91
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #8
  store ptr %14, ptr %22, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #8
  %110 = load ptr, ptr %22, align 8, !tbaa !12
  %111 = call ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56) %110) #8
  %112 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %23, i32 0, i32 0
  %113 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %112, i32 0, i32 0
  store ptr %111, ptr %113, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #8
  %114 = load ptr, ptr %22, align 8, !tbaa !12
  %115 = call ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %114) #8
  %116 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %24, i32 0, i32 0
  %117 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %116, i32 0, i32 0
  store ptr %115, ptr %117, align 8
  br label %118

118:                                              ; preds = %129, %109
  %119 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef nonnull align 8 dereferenceable(8) %24) #8
  br i1 %119, label %121, label %120

120:                                              ; preds = %118
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #8
  br label %135

121:                                              ; preds = %118
  call void @llvm.lifetime.start.p0(i64 4, ptr %25) #8
  %122 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt8__detail14_Node_iteratorIiLb1ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #8
  %123 = load i32, ptr %122, align 4, !tbaa !5
  store i32 %123, ptr %25, align 4, !tbaa !5
  %124 = load i32, ptr %25, align 4, !tbaa !5
  %125 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %124)
          to label %126 unwind label %131

126:                                              ; preds = %121
  %127 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %125, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %128 unwind label %131

128:                                              ; preds = %126
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #8
  br label %129

129:                                              ; preds = %128
  %130 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorIiLb1ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #8
  br label %118

131:                                              ; preds = %126, %121
  %132 = landingpad { ptr, i32 }
          cleanup
  %133 = extractvalue { ptr, i32 } %132, 0
  store ptr %133, ptr %6, align 8
  %134 = extractvalue { ptr, i32 } %132, 1
  store i32 %134, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #8
  br label %145

135:                                              ; preds = %120
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #8
  %136 = getelementptr inbounds %"class.std::vector", ptr %40, i64 %38
  %137 = icmp eq ptr %40, %136
  br i1 %137, label %142, label %138

138:                                              ; preds = %138, %135
  %139 = phi ptr [ %136, %135 ], [ %140, %138 ]
  %140 = getelementptr inbounds %"class.std::vector", ptr %139, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %140) #8
  %141 = icmp eq ptr %140, %40
  br i1 %141, label %142, label %138

142:                                              ; preds = %138, %135
  %143 = load ptr, ptr %16, align 8
  call void @llvm.stackrestore.p0(ptr %143)
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #8
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %14) #8
  call void @llvm.lifetime.end.p0(i64 56, ptr %14) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  %144 = load i32, ptr %1, align 4
  ret i32 %144

145:                                              ; preds = %131, %105
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #8
  br label %146

146:                                              ; preds = %145, %82
  %147 = getelementptr inbounds %"class.std::vector", ptr %40, i64 %38
  %148 = icmp eq ptr %40, %147
  br i1 %148, label %153, label %149

149:                                              ; preds = %149, %146
  %150 = phi ptr [ %147, %146 ], [ %151, %149 ]
  %151 = getelementptr inbounds %"class.std::vector", ptr %150, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %151) #8
  %152 = icmp eq ptr %151, %40
  br i1 %152, label %153, label %149

153:                                              ; preds = %149, %146
  br label %154

154:                                              ; preds = %153, %78
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #8
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %14) #8
  call void @llvm.lifetime.end.p0(i64 56, ptr %14) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  br label %155

155:                                              ; preds = %154, %74
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #8
  br label %156

156:                                              ; preds = %155, %70
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  br label %157

157:                                              ; preds = %156, %66
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  br label %158

158:                                              ; preds = %157
  %159 = load ptr, ptr %6, align 8
  %160 = load i32, ptr %7, align 4
  %161 = insertvalue { ptr, i32 } poison, ptr %159, 0
  %162 = insertvalue { ptr, i32 } %161, i32 %160, 1
  resume { ptr, i32 } %162
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #1 align 2

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

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt8__detail14_Node_iteratorIiLb1ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorIiLb1ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #7 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { "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 = { nocallback nofree nosync nounwind willreturn }
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 = { 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 #8 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!13, !13, i64 0}
!13 = !{!"any pointer", !7, i64 0}


; 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" }
%"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::allocator" = type { i8 }
%"class.std::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, ptr noundef nonnull align 4 dereferenceable(4), i32 noundef) local_unnamed_addr #0

; 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::vector", align 8
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca %"class.std::unordered_set", align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %16 = alloca %"struct.std::__detail::_Node_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %1) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #8
  store i32 0, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef 11, ptr noundef nonnull align 4 dereferenceable(4) %2, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %17 unwind label %39

17:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #8
  store i32 2147483647, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef 11, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %18 unwind label %41

18:                                               ; preds = %17
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #8
  store i32 0, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 11, ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %19 unwind label %43

19:                                               ; preds = %18
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #8
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %10) #8
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %10) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #8
  %20 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %.preheader unwind label %45

.preheader:                                       ; preds = %19
  %21 = call ptr @llvm.stacksave.p0()
  %22 = alloca [11 x %"class.std::vector"], align 16
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %22) #8
  %.ptr.1 = getelementptr inbounds i8, ptr %22, i64 24
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.1) #8
  %.ptr.2 = getelementptr inbounds i8, ptr %22, i64 48
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.2) #8
  %.ptr.3 = getelementptr inbounds i8, ptr %22, i64 72
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.3) #8
  %.ptr.4 = getelementptr inbounds i8, ptr %22, i64 96
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.4) #8
  %.ptr.5 = getelementptr inbounds i8, ptr %22, i64 120
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.5) #8
  %.ptr.6 = getelementptr inbounds i8, ptr %22, i64 144
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.6) #8
  %.ptr.7 = getelementptr inbounds i8, ptr %22, i64 168
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.7) #8
  %.ptr.8 = getelementptr inbounds i8, ptr %22, i64 192
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.8) #8
  %.ptr.9 = getelementptr inbounds i8, ptr %22, i64 216
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.9) #8
  %.ptr.10 = getelementptr inbounds i8, ptr %22, i64 240
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr.10) #8
  %23 = load i32, ptr %11, align 4, !tbaa !5
  %24 = add nsw i32 %23, -1
  store i32 %24, ptr %11, align 4, !tbaa !5
  %.not31 = icmp eq i32 %23, 0
  br i1 %.not31, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader, %36
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %12) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %13) #8
  %25 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %26 unwind label %47

26:                                               ; preds = %.lr.ph
  %27 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %25, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %28 unwind label %47

28:                                               ; preds = %26
  %29 = load i32, ptr %12, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds %"class.std::vector", ptr %22, i64 %30
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %31, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %32 unwind label %47

32:                                               ; preds = %28
  %33 = load i32, ptr %13, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds %"class.std::vector", ptr %22, i64 %34
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %35, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %36 unwind label %47

36:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #8
  %37 = load i32, ptr %11, align 4, !tbaa !5
  %38 = add nsw i32 %37, -1
  store i32 %38, ptr %11, align 4, !tbaa !5
  %.not = icmp eq i32 %37, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

39:                                               ; preds = %0
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #8
  br label %131

41:                                               ; preds = %17
  %42 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #8
  br label %130

43:                                               ; preds = %18
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #8
  br label %129

45:                                               ; preds = %19
  %46 = landingpad { ptr, i32 }
          cleanup
  br label %.loopexit

47:                                               ; preds = %32, %28, %26, %.lr.ph
  %48 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #8
  br label %.loopexit.loopexit

._crit_edge:                                      ; preds = %36, %.preheader
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %14) #8
  store i32 1, ptr %14, align 4, !tbaa !5
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 0) #8
  %50 = load i32, ptr %49, align 4, !tbaa !5
  %.not23 = icmp eq i32 %50, 0
  br i1 %.not23, label %51, label %52

51:                                               ; preds = %._crit_edge
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 0, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %52 unwind label %96

52:                                               ; preds = %51, %._crit_edge
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 1) #8
  %54 = load i32, ptr %53, align 4, !tbaa !5
  %.not23.1 = icmp eq i32 %54, 0
  br i1 %.not23.1, label %55, label %56

55:                                               ; preds = %52
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 1, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %56 unwind label %96

56:                                               ; preds = %55, %52
  %57 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 2) #8
  %58 = load i32, ptr %57, align 4, !tbaa !5
  %.not23.2 = icmp eq i32 %58, 0
  br i1 %.not23.2, label %59, label %60

59:                                               ; preds = %56
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 2, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %60 unwind label %96

60:                                               ; preds = %59, %56
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 3) #8
  %62 = load i32, ptr %61, align 4, !tbaa !5
  %.not23.3 = icmp eq i32 %62, 0
  br i1 %.not23.3, label %63, label %64

63:                                               ; preds = %60
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 3, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %64 unwind label %96

64:                                               ; preds = %63, %60
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 4) #8
  %66 = load i32, ptr %65, align 4, !tbaa !5
  %.not23.4 = icmp eq i32 %66, 0
  br i1 %.not23.4, label %67, label %68

67:                                               ; preds = %64
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 4, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %68 unwind label %96

68:                                               ; preds = %67, %64
  %69 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 5) #8
  %70 = load i32, ptr %69, align 4, !tbaa !5
  %.not23.5 = icmp eq i32 %70, 0
  br i1 %.not23.5, label %71, label %72

71:                                               ; preds = %68
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 5, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %72 unwind label %96

72:                                               ; preds = %71, %68
  %73 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 6) #8
  %74 = load i32, ptr %73, align 4, !tbaa !5
  %.not23.6 = icmp eq i32 %74, 0
  br i1 %.not23.6, label %75, label %76

75:                                               ; preds = %72
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 6, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %76 unwind label %96

76:                                               ; preds = %75, %72
  %77 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 7) #8
  %78 = load i32, ptr %77, align 4, !tbaa !5
  %.not23.7 = icmp eq i32 %78, 0
  br i1 %.not23.7, label %79, label %80

79:                                               ; preds = %76
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 7, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %80 unwind label %96

80:                                               ; preds = %79, %76
  %81 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 8) #8
  %82 = load i32, ptr %81, align 4, !tbaa !5
  %.not23.8 = icmp eq i32 %82, 0
  br i1 %.not23.8, label %83, label %84

83:                                               ; preds = %80
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 8, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %84 unwind label %96

84:                                               ; preds = %83, %80
  %85 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 9) #8
  %86 = load i32, ptr %85, align 4, !tbaa !5
  %.not23.9 = icmp eq i32 %86, 0
  br i1 %.not23.9, label %87, label %88

87:                                               ; preds = %84
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 9, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %88 unwind label %96

88:                                               ; preds = %87, %84
  %89 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 10) #8
  %90 = load i32, ptr %89, align 4, !tbaa !5
  %.not23.10 = icmp eq i32 %90, 0
  br i1 %.not23.10, label %91, label %92

91:                                               ; preds = %88
  invoke void @_Z3dfsRSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEERSt6vectorIiS4_ES9_PS8_S9_iRii(ptr noundef nonnull align 8 dereferenceable(56) %10, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull %22, ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 10, ptr noundef nonnull align 4 dereferenceable(4) %14, i32 noundef -1)
          to label %92 unwind label %96

92:                                               ; preds = %91, %88
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #8
  %93 = call ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56) %10) #8
  store ptr %93, ptr %15, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %16) #8
  %94 = call ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %10) #8
  store ptr %94, ptr %16, align 8
  %95 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %16) #8
  br i1 %95, label %.lr.ph34, label %._crit_edge35

96:                                               ; preds = %91, %87, %83, %79, %75, %71, %67, %63, %59, %55, %51
  %97 = landingpad { ptr, i32 }
          cleanup
  br label %118

._crit_edge35:                                    ; preds = %113, %92
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %14) #8
  %98 = getelementptr inbounds i8, ptr %22, i64 240
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %98) #8
  %99 = getelementptr inbounds i8, ptr %22, i64 216
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %99) #8
  %100 = getelementptr inbounds i8, ptr %22, i64 192
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %100) #8
  %101 = getelementptr inbounds i8, ptr %22, i64 168
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %101) #8
  %102 = getelementptr inbounds i8, ptr %22, i64 144
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %102) #8
  %103 = getelementptr inbounds i8, ptr %22, i64 120
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %103) #8
  %104 = getelementptr inbounds i8, ptr %22, i64 96
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %104) #8
  %105 = getelementptr inbounds i8, ptr %22, i64 72
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %105) #8
  %106 = getelementptr inbounds i8, ptr %22, i64 48
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %106) #8
  %107 = getelementptr inbounds i8, ptr %22, i64 24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %107) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %22) #8
  call void @llvm.stackrestore.p0(ptr %21)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #8
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %10) #8
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %10) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #8
  ret i32 0

.lr.ph34:                                         ; preds = %92, %113
  %108 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt8__detail14_Node_iteratorIiLb1ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #8
  %109 = load i32, ptr %108, align 4, !tbaa !5
  %110 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %109)
          to label %111 unwind label %116

111:                                              ; preds = %.lr.ph34
  %112 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %110, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %113 unwind label %116

113:                                              ; preds = %111
  %114 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorIiLb1ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8) %15) #8
  %115 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %16) #8
  br i1 %115, label %.lr.ph34, label %._crit_edge35

116:                                              ; preds = %111, %.lr.ph34
  %117 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #8
  br label %118

118:                                              ; preds = %116, %96
  %.pn = phi { ptr, i32 } [ %97, %96 ], [ %117, %116 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %14) #8
  br label %.loopexit.loopexit

.loopexit.loopexit:                               ; preds = %118, %47
  %.pn25 = phi { ptr, i32 } [ %48, %47 ], [ %.pn, %118 ]
  %119 = getelementptr inbounds i8, ptr %22, i64 240
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %119) #8
  %120 = getelementptr inbounds i8, ptr %22, i64 216
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %120) #8
  %121 = getelementptr inbounds i8, ptr %22, i64 192
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %121) #8
  %122 = getelementptr inbounds i8, ptr %22, i64 168
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %122) #8
  %123 = getelementptr inbounds i8, ptr %22, i64 144
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %123) #8
  %124 = getelementptr inbounds i8, ptr %22, i64 120
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %124) #8
  %125 = getelementptr inbounds i8, ptr %22, i64 96
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %125) #8
  %126 = getelementptr inbounds i8, ptr %22, i64 72
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %126) #8
  %127 = getelementptr inbounds i8, ptr %22, i64 48
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %127) #8
  %128 = getelementptr inbounds i8, ptr %22, i64 24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %128) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %22) #8
  br label %.loopexit

.loopexit:                                        ; preds = %.loopexit.loopexit, %45
  %.pn25.pn = phi { ptr, i32 } [ %46, %45 ], [ %.pn25, %.loopexit.loopexit ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #8
  call void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %10) #8
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %10) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #8
  br label %129

129:                                              ; preds = %.loopexit, %43
  %.pn25.pn.pn = phi { ptr, i32 } [ %.pn25.pn, %.loopexit ], [ %44, %43 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #8
  br label %130

130:                                              ; preds = %129, %41
  %.pn25.pn.pn.pn = phi { ptr, i32 } [ %.pn25.pn.pn, %129 ], [ %42, %41 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #8
  br label %131

131:                                              ; preds = %130, %39
  %.pn25.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn25.pn.pn.pn, %130 ], [ %40, %39 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #8
  resume { ptr, i32 } %.pn25.pn.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #1 align 2

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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseIiLb0EEES3_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt8__detail14_Node_iteratorIiLb1ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorIiLb1ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_setIiSt4hashIiESt8equal_toIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #7 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { "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 = { mustprogress nocallback nofree nosync nounwind willreturn }
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 = { 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 #8 = { 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"}


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