; LLVM IR from codemistic/Data-Structures-and-Algorithms :: graph/code17.ll (Z12bellman_fordPSt6vectorISt4pairIiiESaIS1_EEii)

; 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_ostream" = type { ptr, %"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::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<node, std::allocator<node>>::_Vector_impl" }
%"struct.std::_Vector_base<node, std::allocator<node>>::_Vector_impl" = type { %"struct.std::_Vector_base<node, std::allocator<node>>::_Vector_impl_data" }
%"struct.std::_Vector_base<node, std::allocator<node>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = 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.7" = type { i8 }
%struct.node = type { i32, i32, i32 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }

@_ZL3inf = external hidden constant i32, align 4
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [54 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; 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 @_Z12bellman_fordPSt6vectorISt4pairIiiESaIS1_EEii(ptr noundef %0, i32 noundef %1, i32 noundef %2) #1 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector.0", align 8
  %8 = alloca %"class.std::vector.5", align 8
  %9 = alloca %"class.std::allocator.7", align 1
  %10 = alloca ptr, 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.node, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca %struct.node, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  store i32 %2, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #6
  call void @_ZNSt6vectorI4nodeSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #6
  %23 = load i32, ptr %5, align 4, !tbaa !9
  %24 = sext i32 %23 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %24, ptr noundef nonnull align 4 dereferenceable(4) @_ZL3inf, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %25 unwind label %34

25:                                               ; preds = %3
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  %26 = load i32, ptr %6, align 4, !tbaa !9
  %27 = sext i32 %26 to i64
  %28 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %27) #6
  store i32 0, ptr %28, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  store i32 0, ptr %12, align 4, !tbaa !9
  br label %29

29:                                               ; preds = %81, %25
  %30 = load i32, ptr %12, align 4, !tbaa !9
  %31 = load i32, ptr %5, align 4, !tbaa !9
  %32 = icmp slt i32 %30, %31
  br i1 %32, label %38, label %33

33:                                               ; preds = %29
  store i32 2, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %84

34:                                               ; preds = %3
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %10, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %11, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  br label %172

38:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 0, ptr %14, align 4, !tbaa !9
  br label %39

39:                                               ; preds = %73, %38
  %40 = load i32, ptr %14, align 4, !tbaa !9
  %41 = sext i32 %40 to i64
  %42 = load ptr, ptr %4, align 8, !tbaa !5
  %43 = load i32, ptr %12, align 4, !tbaa !9
  %44 = sext i32 %43 to i64
  %45 = getelementptr inbounds %"class.std::vector", ptr %42, i64 %44
  %46 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %45) #6
  %47 = icmp ult i64 %41, %46
  br i1 %47, label %49, label %48

48:                                               ; preds = %39
  store i32 5, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %80

49:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 12, ptr %15) #6
  %50 = getelementptr inbounds %struct.node, ptr %15, i32 0, i32 0
  %51 = load i32, ptr %12, align 4, !tbaa !9
  store i32 %51, ptr %50, align 4, !tbaa !11
  %52 = getelementptr inbounds %struct.node, ptr %15, i32 0, i32 1
  %53 = load ptr, ptr %4, align 8, !tbaa !5
  %54 = load i32, ptr %12, align 4, !tbaa !9
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds %"class.std::vector", ptr %53, i64 %55
  %57 = load i32, ptr %14, align 4, !tbaa !9
  %58 = sext i32 %57 to i64
  %59 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %56, i64 noundef %58) #6
  %60 = getelementptr inbounds %"struct.std::pair", ptr %59, i32 0, i32 0
  %61 = load i32, ptr %60, align 4, !tbaa !13
  store i32 %61, ptr %52, align 4, !tbaa !15
  %62 = getelementptr inbounds %struct.node, ptr %15, i32 0, i32 2
  %63 = load ptr, ptr %4, align 8, !tbaa !5
  %64 = load i32, ptr %12, align 4, !tbaa !9
  %65 = sext i32 %64 to i64
  %66 = getelementptr inbounds %"class.std::vector", ptr %63, i64 %65
  %67 = load i32, ptr %14, align 4, !tbaa !9
  %68 = sext i32 %67 to i64
  %69 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %66, i64 noundef %68) #6
  %70 = getelementptr inbounds %"struct.std::pair", ptr %69, i32 0, i32 1
  %71 = load i32, ptr %70, align 4, !tbaa !16
  store i32 %71, ptr %62, align 4, !tbaa !17
  invoke void @_ZNSt6vectorI4nodeSaIS0_EE9push_backEOS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 4 dereferenceable(12) %15)
          to label %72 unwind label %76

72:                                               ; preds = %49
  call void @llvm.lifetime.end.p0(i64 12, ptr %15) #6
  br label %73

73:                                               ; preds = %72
  %74 = load i32, ptr %14, align 4, !tbaa !9
  %75 = add nsw i32 %74, 1
  store i32 %75, ptr %14, align 4, !tbaa !9
  br label %39, !llvm.loop !18

76:                                               ; preds = %49
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %10, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 12, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %171

80:                                               ; preds = %48
  br label %81

81:                                               ; preds = %80
  %82 = load i32, ptr %12, align 4, !tbaa !9
  %83 = add nsw i32 %82, 1
  store i32 %83, ptr %12, align 4, !tbaa !9
  br label %29, !llvm.loop !20

84:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  store i32 0, ptr %16, align 4, !tbaa !9
  br label %85

85:                                               ; preds = %134, %84
  %86 = load i32, ptr %16, align 4, !tbaa !9
  %87 = load i32, ptr %5, align 4, !tbaa !9
  %88 = sub nsw i32 %87, 1
  %89 = icmp slt i32 %86, %88
  br i1 %89, label %91, label %90

90:                                               ; preds = %85
  store i32 8, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  br label %137

91:                                               ; preds = %85
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #6
  store i32 0, ptr %17, align 4, !tbaa !9
  br label %92

92:                                               ; preds = %130, %91
  %93 = load i32, ptr %17, align 4, !tbaa !9
  %94 = sext i32 %93 to i64
  %95 = call noundef i64 @_ZNKSt6vectorI4nodeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  %96 = icmp ult i64 %94, %95
  br i1 %96, label %98, label %97

97:                                               ; preds = %92
  store i32 11, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %133

98:                                               ; preds = %92
  call void @llvm.lifetime.start.p0(i64 12, ptr %18) #6
  %99 = load i32, ptr %17, align 4, !tbaa !9
  %100 = sext i32 %99 to i64
  %101 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorI4nodeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %100) #6
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %18, ptr align 4 %101, i64 12, i1 false), !tbaa.struct !21
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #6
  %102 = getelementptr inbounds %struct.node, ptr %18, i32 0, i32 0
  %103 = load i32, ptr %102, align 4, !tbaa !11
  store i32 %103, ptr %19, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #6
  %104 = getelementptr inbounds %struct.node, ptr %18, i32 0, i32 1
  %105 = load i32, ptr %104, align 4, !tbaa !15
  store i32 %105, ptr %20, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #6
  %106 = getelementptr inbounds %struct.node, ptr %18, i32 0, i32 2
  %107 = load i32, ptr %106, align 4, !tbaa !17
  store i32 %107, ptr %21, align 4, !tbaa !9
  %108 = load i32, ptr %20, align 4, !tbaa !9
  %109 = sext i32 %108 to i64
  %110 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %109) #6
  %111 = load i32, ptr %110, align 4, !tbaa !9
  %112 = load i32, ptr %19, align 4, !tbaa !9
  %113 = sext i32 %112 to i64
  %114 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %113) #6
  %115 = load i32, ptr %114, align 4, !tbaa !9
  %116 = load i32, ptr %21, align 4, !tbaa !9
  %117 = add nsw i32 %115, %116
  %118 = icmp sgt i32 %111, %117
  br i1 %118, label %119, label %129

119:                                              ; preds = %98
  %120 = load i32, ptr %19, align 4, !tbaa !9
  %121 = sext i32 %120 to i64
  %122 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %121) #6
  %123 = load i32, ptr %122, align 4, !tbaa !9
  %124 = load i32, ptr %21, align 4, !tbaa !9
  %125 = add nsw i32 %123, %124
  %126 = load i32, ptr %20, align 4, !tbaa !9
  %127 = sext i32 %126 to i64
  %128 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %127) #6
  store i32 %125, ptr %128, align 4, !tbaa !9
  br label %129

129:                                              ; preds = %119, %98
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr %18) #6
  br label %130

130:                                              ; preds = %129
  %131 = load i32, ptr %17, align 4, !tbaa !9
  %132 = add nsw i32 %131, 1
  store i32 %132, ptr %17, align 4, !tbaa !9
  br label %92, !llvm.loop !22

133:                                              ; preds = %97
  br label %134

134:                                              ; preds = %133
  %135 = load i32, ptr %16, align 4, !tbaa !9
  %136 = add nsw i32 %135, 1
  store i32 %136, ptr %16, align 4, !tbaa !9
  br label %85, !llvm.loop !23

137:                                              ; preds = %90
  %138 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %139 unwind label %148

139:                                              ; preds = %137
  %140 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %138, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %141 unwind label %148

141:                                              ; preds = %139
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #6
  store i32 0, ptr %22, align 4, !tbaa !9
  br label %142

142:                                              ; preds = %161, %141
  %143 = load i32, ptr %22, align 4, !tbaa !9
  %144 = sext i32 %143 to i64
  %145 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %8) #6
  %146 = icmp ult i64 %144, %145
  br i1 %146, label %152, label %147

147:                                              ; preds = %142
  store i32 14, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %168

148:                                              ; preds = %168, %139, %137
  %149 = landingpad { ptr, i32 }
          cleanup
  %150 = extractvalue { ptr, i32 } %149, 0
  store ptr %150, ptr %10, align 8
  %151 = extractvalue { ptr, i32 } %149, 1
  store i32 %151, ptr %11, align 4
  br label %171

152:                                              ; preds = %142
  %153 = load i32, ptr %22, align 4, !tbaa !9
  %154 = sext i32 %153 to i64
  %155 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %154) #6
  %156 = load i32, ptr %155, align 4, !tbaa !9
  %157 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %156)
          to label %158 unwind label %164

158:                                              ; preds = %152
  %159 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %157, ptr noundef @.str.1)
          to label %160 unwind label %164

160:                                              ; preds = %158
  br label %161

161:                                              ; preds = %160
  %162 = load i32, ptr %22, align 4, !tbaa !9
  %163 = add nsw i32 %162, 1
  store i32 %163, ptr %22, align 4, !tbaa !9
  br label %142, !llvm.loop !24

164:                                              ; preds = %158, %152
  %165 = landingpad { ptr, i32 }
          cleanup
  %166 = extractvalue { ptr, i32 } %165, 0
  store ptr %166, ptr %10, align 8
  %167 = extractvalue { ptr, i32 } %165, 1
  store i32 %167, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %171

168:                                              ; preds = %147
  %169 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %170 unwind label %148

170:                                              ; preds = %168
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #6
  call void @_ZNSt6vectorI4nodeSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  ret void

171:                                              ; preds = %164, %148, %76
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #6
  br label %172

172:                                              ; preds = %171, %34
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #6
  call void @_ZNSt6vectorI4nodeSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  br label %173

173:                                              ; preds = %172
  %174 = load ptr, ptr %10, align 8
  %175 = load i32, ptr %11, align 4
  %176 = insertvalue { ptr, i32 } poison, ptr %174, 0
  %177 = insertvalue { ptr, i32 } %176, i32 %175, 1
  resume { ptr, i32 } %177
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI4nodeSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI4nodeSaIS0_EE9push_backEOS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI4nodeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorI4nodeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr 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) #1 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)) #4

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

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #5

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI4nodeSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { 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 = !{!12, !10, i64 0}
!12 = !{!"_ZTS4node", !10, i64 0, !10, i64 4, !10, i64 8}
!13 = !{!14, !10, i64 0}
!14 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!15 = !{!12, !10, i64 4}
!16 = !{!14, !10, i64 4}
!17 = !{!12, !10, i64 8}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}
!20 = distinct !{!20, !19}
!21 = !{i64 0, i64 4, !9, i64 4, i64 4, !9, i64 8, i64 4, !9}
!22 = distinct !{!22, !19}
!23 = distinct !{!23, !19}
!24 = distinct !{!24, !19}


; 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_ostream" = type { ptr, %"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::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<node, std::allocator<node>>::_Vector_impl" }
%"struct.std::_Vector_base<node, std::allocator<node>>::_Vector_impl" = type { %"struct.std::_Vector_base<node, std::allocator<node>>::_Vector_impl_data" }
%"struct.std::_Vector_base<node, std::allocator<node>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = 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.7" = type { i8 }
%struct.node = type { i32, i32, i32 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@_ZL3inf = external hidden constant i32, align 4
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [54 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; 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 @_Z12bellman_fordPSt6vectorISt4pairIiiESaIS1_EEii(ptr noundef %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::vector.0", align 8
  %5 = alloca %"class.std::vector.5", align 8
  %6 = alloca %"class.std::allocator.7", align 1
  %7 = alloca %struct.node, align 4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt6vectorI4nodeSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #5
  %8 = sext i32 %1 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %8, ptr noundef nonnull align 4 dereferenceable(4) @_ZL3inf, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %9 unwind label %19

9:                                                ; preds = %3
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #5
  %10 = sext i32 %2 to i64
  %11 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %10) #5
  store i32 0, ptr %11, align 4, !tbaa !5
  %12 = icmp sgt i32 %1, 0
  br i1 %12, label %.preheader47.lr.ph, label %._crit_edge54

.preheader47.lr.ph:                               ; preds = %9
  %13 = getelementptr inbounds i8, ptr %7, i64 4
  %14 = getelementptr inbounds i8, ptr %7, i64 8
  %wide.trip.count = zext nneg i32 %1 to i64
  br label %.preheader47

.preheader47:                                     ; preds = %.preheader47.lr.ph, %._crit_edge
  %indvars.iv61 = phi i64 [ 0, %.preheader47.lr.ph ], [ %indvars.iv.next62, %._crit_edge ]
  %15 = getelementptr inbounds %"class.std::vector", ptr %0, i64 %indvars.iv61
  %16 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  %.not = icmp eq i64 %16, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %.preheader47
  %17 = trunc nuw nsw i64 %indvars.iv61 to i32
  br label %.lr.ph

.preheader46:                                     ; preds = %._crit_edge
  %.not71 = icmp eq i32 %1, 1
  br i1 %.not71, label %._crit_edge54, label %.preheader45.preheader

.preheader45.preheader:                           ; preds = %.preheader46
  %18 = add nsw i32 %1, -2
  br label %.preheader45

19:                                               ; preds = %3
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #5
  br label %69

._crit_edge:                                      ; preds = %26, %.preheader47
  %indvars.iv.next62 = add nuw nsw i64 %indvars.iv61, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next62, %wide.trip.count
  br i1 %exitcond.not, label %.preheader46, label %.preheader47, !llvm.loop !9

.lr.ph:                                           ; preds = %.lr.ph.preheader, %26
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %26 ]
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %7) #5
  store i32 %17, ptr %7, align 4, !tbaa !11
  %21 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %indvars.iv) #5
  %22 = load i32, ptr %21, align 4, !tbaa !13
  store i32 %22, ptr %13, align 4, !tbaa !15
  %23 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %indvars.iv) #5
  %24 = getelementptr inbounds i8, ptr %23, i64 4
  %25 = load i32, ptr %24, align 4, !tbaa !16
  store i32 %25, ptr %14, align 4, !tbaa !17
  invoke void @_ZNSt6vectorI4nodeSaIS0_EE9push_backEOS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 4 dereferenceable(12) %7)
          to label %26 unwind label %29

26:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %7) #5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %27 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  %28 = icmp ugt i64 %27, %indvars.iv.next
  br i1 %28, label %.lr.ph, label %._crit_edge, !llvm.loop !18

29:                                               ; preds = %.lr.ph
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %7) #5
  br label %68

.preheader45:                                     ; preds = %.preheader45.preheader, %._crit_edge52
  %.03753 = phi i32 [ %33, %._crit_edge52 ], [ 0, %.preheader45.preheader ]
  %31 = call noundef i64 @_ZNKSt6vectorI4nodeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  %.not58 = icmp eq i64 %31, 0
  br i1 %.not58, label %._crit_edge52, label %.lr.ph51

._crit_edge54:                                    ; preds = %._crit_edge52, %9, %.preheader46
  %32 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
          to label %51 unwind label %55

._crit_edge52:                                    ; preds = %48, %.preheader45
  %33 = add nuw nsw i32 %.03753, 1
  %exitcond67.not = icmp eq i32 %.03753, %18
  br i1 %exitcond67.not, label %._crit_edge54, label %.preheader45, !llvm.loop !19

.lr.ph51:                                         ; preds = %.preheader45, %48
  %indvars.iv64 = phi i64 [ %indvars.iv.next65, %48 ], [ 0, %.preheader45 ]
  %34 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorI4nodeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv64) #5
  %.sroa.0.0.copyload = load i32, ptr %34, align 4, !tbaa !5
  %.sroa.4.0..sroa_idx = getelementptr inbounds i8, ptr %34, i64 4
  %.sroa.4.0.copyload = load i32, ptr %.sroa.4.0..sroa_idx, align 4, !tbaa !5
  %.sroa.5.0..sroa_idx = getelementptr inbounds i8, ptr %34, i64 8
  %.sroa.5.0.copyload = load i32, ptr %.sroa.5.0..sroa_idx, align 4, !tbaa !5
  %35 = sext i32 %.sroa.4.0.copyload to i64
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %35) #5
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = sext i32 %.sroa.0.0.copyload to i64
  %39 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %38) #5
  %40 = load i32, ptr %39, align 4, !tbaa !5
  %41 = add nsw i32 %40, %.sroa.5.0.copyload
  %42 = icmp sgt i32 %37, %41
  br i1 %42, label %43, label %48

43:                                               ; preds = %.lr.ph51
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %38) #5
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = add nsw i32 %45, %.sroa.5.0.copyload
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %35) #5
  store i32 %46, ptr %47, align 4, !tbaa !5
  br label %48

48:                                               ; preds = %43, %.lr.ph51
  %indvars.iv.next65 = add nuw nsw i64 %indvars.iv64, 1
  %49 = call noundef i64 @_ZNKSt6vectorI4nodeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  %50 = icmp ugt i64 %49, %indvars.iv.next65
  br i1 %50, label %.lr.ph51, label %._crit_edge52, !llvm.loop !20

51:                                               ; preds = %._crit_edge54
  %52 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %32, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %.preheader unwind label %55

.preheader:                                       ; preds = %51
  %53 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  %.not59 = icmp eq i64 %53, 0
  br i1 %.not59, label %._crit_edge57, label %.lr.ph56

._crit_edge57:                                    ; preds = %62, %.preheader
  %54 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %67 unwind label %55

55:                                               ; preds = %._crit_edge57, %51, %._crit_edge54
  %56 = landingpad { ptr, i32 }
          cleanup
  br label %68

.lr.ph56:                                         ; preds = %.preheader, %62
  %indvars.iv68 = phi i64 [ %indvars.iv.next69, %62 ], [ 0, %.preheader ]
  %57 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv68) #5
  %58 = load i32, ptr %57, align 4, !tbaa !5
  %59 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %58)
          to label %60 unwind label %65

60:                                               ; preds = %.lr.ph56
  %61 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %59, ptr noundef nonnull @.str.1)
          to label %62 unwind label %65

62:                                               ; preds = %60
  %indvars.iv.next69 = add nuw nsw i64 %indvars.iv68, 1
  %63 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  %64 = icmp ugt i64 %63, %indvars.iv.next69
  br i1 %64, label %.lr.ph56, label %._crit_edge57, !llvm.loop !21

65:                                               ; preds = %60, %.lr.ph56
  %66 = landingpad { ptr, i32 }
          cleanup
  br label %68

67:                                               ; preds = %._crit_edge57
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #5
  call void @_ZNSt6vectorI4nodeSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  ret void

68:                                               ; preds = %65, %55, %29
  %.pn = phi { ptr, i32 } [ %30, %29 ], [ %66, %65 ], [ %56, %55 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  br label %69

69:                                               ; preds = %68, %19
  %.pn.pn = phi { ptr, i32 } [ %.pn, %68 ], [ %20, %19 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #5
  call void @_ZNSt6vectorI4nodeSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI4nodeSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI4nodeSaIS0_EE9push_backEOS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI4nodeSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorI4nodeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #3

; 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 #1 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)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 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 nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI4nodeSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 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 = { 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 = !{!12, !6, i64 0}
!12 = !{!"_ZTS4node", !6, i64 0, !6, i64 4, !6, i64 8}
!13 = !{!14, !6, i64 0}
!14 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!15 = !{!12, !6, i64 4}
!16 = !{!14, !6, i64 4}
!17 = !{!12, !6, i64 8}
!18 = distinct !{!18, !10}
!19 = distinct !{!19, !10}
!20 = distinct !{!20, !10}
!21 = distinct !{!21, !10}


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