; LLVM IR from ShahjalalShohag/code-library :: Graph Theory/Edge Coloring Simple Graph.ll (ZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EE)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%class.anon = type { ptr }
%class.anon.0 = type { ptr, ptr, ptr }
%class.anon.1 = type { ptr }
%"class.std::vector.2" = type { %"struct.std::_Vector_base.3" }
%"struct.std::_Vector_base.3" = 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 }

@_ZN6Vizing1CE = external dso_local global [2009 x [2009 x i32]], align 16
@_ZN6Vizing3colE = external dso_local global [2009 x [2009 x i32]], align 16

; 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 noundef i32 @_ZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %class.anon, align 8
  %13 = alloca %class.anon.0, align 8
  %14 = alloca %class.anon.1, align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  %23 = alloca %"class.std::vector.2", align 8
  %24 = alloca %"class.std::vector", align 8
  %25 = alloca i32, align 4
  %26 = alloca %"class.std::allocator", align 1
  store i32 %0, ptr %3, align 4, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #5
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = add nsw i32 %27, 1
  %29 = sext i32 %28 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %29, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %30 unwind label %41

30:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 0, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %31 = getelementptr inbounds %class.anon, ptr %12, i32 0, i32 0
  store ptr %6, ptr %31, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %13) #5
  %32 = getelementptr inbounds %class.anon.0, ptr %13, i32 0, i32 0
  store ptr %11, ptr %32, align 8, !tbaa !9
  %33 = getelementptr inbounds %class.anon.0, ptr %13, i32 0, i32 1
  store ptr %6, ptr %33, align 8, !tbaa !9
  %34 = getelementptr inbounds %class.anon.0, ptr %13, i32 0, i32 2
  store ptr %12, ptr %34, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %35 = getelementptr inbounds %class.anon.1, ptr %14, i32 0, i32 0
  store ptr %6, ptr %35, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #5
  store i32 1, ptr %15, align 4, !tbaa !5
  br label %36

36:                                               ; preds = %49, %30
  %37 = load i32, ptr %15, align 4, !tbaa !5
  %38 = load i32, ptr %3, align 4, !tbaa !5
  %39 = icmp sle i32 %37, %38
  br i1 %39, label %45, label %40

40:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  br label %52

41:                                               ; preds = %2
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %9, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %275

45:                                               ; preds = %36
  %46 = load i32, ptr %15, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %47) #5
  store i32 1, ptr %48, align 4, !tbaa !5
  br label %49

49:                                               ; preds = %45
  %50 = load i32, ptr %15, align 4, !tbaa !5
  %51 = add nsw i32 %50, 1
  store i32 %51, ptr %15, align 4, !tbaa !5
  br label %36, !llvm.loop !11

52:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #5
  store i32 0, ptr %16, align 4, !tbaa !5
  br label %53

53:                                               ; preds = %269, %52
  %54 = load i32, ptr %16, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = load ptr, ptr %4, align 8, !tbaa !9
  %57 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %56) #5
  %58 = icmp ult i64 %55, %57
  br i1 %58, label %60, label %59

59:                                               ; preds = %53
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  br label %273

60:                                               ; preds = %53
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #5
  %61 = load ptr, ptr %4, align 8, !tbaa !9
  %62 = load i32, ptr %16, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %61, i64 noundef %63) #5
  %65 = getelementptr inbounds %"struct.std::pair", ptr %64, i32 0, i32 0
  %66 = load i32, ptr %65, align 4, !tbaa !13
  store i32 %66, ptr %17, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #5
  %67 = load ptr, ptr %4, align 8, !tbaa !9
  %68 = load i32, ptr %16, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %67, i64 noundef %69) #5
  %71 = getelementptr inbounds %"struct.std::pair", ptr %70, i32 0, i32 1
  %72 = load i32, ptr %71, align 4, !tbaa !15
  store i32 %72, ptr %18, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #5
  %73 = load i32, ptr %18, align 4, !tbaa !5
  store i32 %73, ptr %19, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #5
  %74 = load i32, ptr %17, align 4, !tbaa !5
  %75 = sext i32 %74 to i64
  %76 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %75) #5
  %77 = load i32, ptr %76, align 4, !tbaa !5
  store i32 %77, ptr %20, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #5
  %78 = load i32, ptr %20, align 4, !tbaa !5
  store i32 %78, ptr %21, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %23) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %23) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %24) #5
  %79 = load i32, ptr %3, align 4, !tbaa !5
  %80 = add nsw i32 %79, 1
  %81 = sext i32 %80 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %25) #5
  store i32 0, ptr %25, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %26) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %26) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %24, i64 noundef %81, ptr noundef nonnull align 4 dereferenceable(4) %25, ptr noundef nonnull align 1 dereferenceable(1) %26)
          to label %82 unwind label %128

82:                                               ; preds = %60
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %26) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %26) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #5
  br label %83

83:                                               ; preds = %191, %82
  %84 = load i32, ptr %17, align 4, !tbaa !5
  %85 = sext i32 %84 to i64
  %86 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing3colE, i64 0, i64 %85
  %87 = load i32, ptr %18, align 4, !tbaa !5
  %88 = sext i32 %87 to i64
  %89 = getelementptr inbounds [2009 x i32], ptr %86, i64 0, i64 %88
  %90 = load i32, ptr %89, align 4, !tbaa !5
  %91 = icmp ne i32 %90, 0
  %92 = xor i1 %91, true
  br i1 %92, label %93, label %192

93:                                               ; preds = %83
  %94 = load i32, ptr %19, align 4, !tbaa !5
  %95 = sext i32 %94 to i64
  %96 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %95) #5
  %97 = load i32, ptr %96, align 4, !tbaa !5
  store i32 %97, ptr %22, align 4, !tbaa !5
  %98 = invoke noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE12emplace_backIJRiS5_EEERS1_DpOT_(ptr noundef nonnull align 8 dereferenceable(24) %23, ptr noundef nonnull align 4 dereferenceable(4) %19, ptr noundef nonnull align 4 dereferenceable(4) %22)
          to label %99 unwind label %132

99:                                               ; preds = %93
  %100 = load i32, ptr %19, align 4, !tbaa !5
  %101 = sext i32 %100 to i64
  %102 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing1CE, i64 0, i64 %101
  %103 = load i32, ptr %21, align 4, !tbaa !5
  %104 = sext i32 %103 to i64
  %105 = getelementptr inbounds [2009 x i32], ptr %102, i64 0, i64 %104
  %106 = load i32, ptr %105, align 4, !tbaa !5
  %107 = icmp ne i32 %106, 0
  br i1 %107, label %137, label %108

108:                                              ; preds = %99
  %109 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #5
  %110 = trunc i64 %109 to i32
  %111 = sub nsw i32 %110, 1
  store i32 %111, ptr %5, align 4, !tbaa !5
  br label %112

112:                                              ; preds = %125, %108
  %113 = load i32, ptr %5, align 4, !tbaa !5
  %114 = icmp sge i32 %113, 0
  br i1 %114, label %115, label %136

115:                                              ; preds = %112
  %116 = load i32, ptr %17, align 4, !tbaa !5
  %117 = load i32, ptr %5, align 4, !tbaa !5
  %118 = sext i32 %117 to i64
  %119 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %118) #5
  %120 = getelementptr inbounds %"struct.std::pair", ptr %119, i32 0, i32 0
  %121 = load i32, ptr %120, align 4, !tbaa !13
  %122 = load i32, ptr %21, align 4, !tbaa !5
  %123 = invoke noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_1clEiii"(ptr noundef nonnull align 8 dereferenceable(24) %13, i32 noundef %116, i32 noundef %121, i32 noundef %122)
          to label %124 unwind label %132

124:                                              ; preds = %115
  store i32 %123, ptr %21, align 4, !tbaa !5
  br label %125

125:                                              ; preds = %124
  %126 = load i32, ptr %5, align 4, !tbaa !5
  %127 = add nsw i32 %126, -1
  store i32 %127, ptr %5, align 4, !tbaa !5
  br label %112, !llvm.loop !16

128:                                              ; preds = %60
  %129 = landingpad { ptr, i32 }
          cleanup
  %130 = extractvalue { ptr, i32 } %129, 0
  store ptr %130, ptr %9, align 8
  %131 = extractvalue { ptr, i32 } %129, 1
  store i32 %131, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %26) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %26) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #5
  br label %272

132:                                              ; preds = %246, %206, %153, %115, %93
  %133 = landingpad { ptr, i32 }
          cleanup
  %134 = extractvalue { ptr, i32 } %133, 0
  store ptr %134, ptr %9, align 8
  %135 = extractvalue { ptr, i32 } %133, 1
  store i32 %135, ptr %10, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %24) #5
  br label %272

136:                                              ; preds = %112
  br label %191

137:                                              ; preds = %99
  %138 = load i32, ptr %17, align 4, !tbaa !5
  %139 = sext i32 %138 to i64
  %140 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing1CE, i64 0, i64 %139
  %141 = load i32, ptr %22, align 4, !tbaa !5
  %142 = sext i32 %141 to i64
  %143 = getelementptr inbounds [2009 x i32], ptr %140, i64 0, i64 %142
  %144 = load i32, ptr %143, align 4, !tbaa !5
  %145 = icmp ne i32 %144, 0
  br i1 %145, label %171, label %146

146:                                              ; preds = %137
  %147 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #5
  %148 = trunc i64 %147 to i32
  %149 = sub nsw i32 %148, 1
  store i32 %149, ptr %5, align 4, !tbaa !5
  br label %150

150:                                              ; preds = %167, %146
  %151 = load i32, ptr %5, align 4, !tbaa !5
  %152 = icmp sge i32 %151, 0
  br i1 %152, label %153, label %170

153:                                              ; preds = %150
  %154 = load i32, ptr %17, align 4, !tbaa !5
  %155 = load i32, ptr %5, align 4, !tbaa !5
  %156 = sext i32 %155 to i64
  %157 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %156) #5
  %158 = getelementptr inbounds %"struct.std::pair", ptr %157, i32 0, i32 0
  %159 = load i32, ptr %158, align 4, !tbaa !13
  %160 = load i32, ptr %5, align 4, !tbaa !5
  %161 = sext i32 %160 to i64
  %162 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %161) #5
  %163 = getelementptr inbounds %"struct.std::pair", ptr %162, i32 0, i32 1
  %164 = load i32, ptr %163, align 4, !tbaa !15
  %165 = invoke noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_1clEiii"(ptr noundef nonnull align 8 dereferenceable(24) %13, i32 noundef %154, i32 noundef %159, i32 noundef %164)
          to label %166 unwind label %132

166:                                              ; preds = %153
  br label %167

167:                                              ; preds = %166
  %168 = load i32, ptr %5, align 4, !tbaa !5
  %169 = add nsw i32 %168, -1
  store i32 %169, ptr %5, align 4, !tbaa !5
  br label %150, !llvm.loop !17

170:                                              ; preds = %150
  br label %190

171:                                              ; preds = %137
  %172 = load i32, ptr %22, align 4, !tbaa !5
  %173 = sext i32 %172 to i64
  %174 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %24, i64 noundef %173) #5
  %175 = load i32, ptr %174, align 4, !tbaa !5
  %176 = icmp ne i32 %175, 0
  br i1 %176, label %177, label %178

177:                                              ; preds = %171
  br label %192

178:                                              ; preds = %171
  %179 = load i32, ptr %22, align 4, !tbaa !5
  %180 = sext i32 %179 to i64
  %181 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %24, i64 noundef %180) #5
  store i32 1, ptr %181, align 4, !tbaa !5
  %182 = load i32, ptr %17, align 4, !tbaa !5
  %183 = sext i32 %182 to i64
  %184 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing1CE, i64 0, i64 %183
  %185 = load i32, ptr %22, align 4, !tbaa !5
  %186 = sext i32 %185 to i64
  %187 = getelementptr inbounds [2009 x i32], ptr %184, i64 0, i64 %186
  %188 = load i32, ptr %187, align 4, !tbaa !5
  store i32 %188, ptr %19, align 4, !tbaa !5
  br label %189

189:                                              ; preds = %178
  br label %190

190:                                              ; preds = %189, %170
  br label %191

191:                                              ; preds = %190, %136
  br label %83, !llvm.loop !18

192:                                              ; preds = %177, %83
  %193 = load i32, ptr %17, align 4, !tbaa !5
  %194 = sext i32 %193 to i64
  %195 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing3colE, i64 0, i64 %194
  %196 = load i32, ptr %18, align 4, !tbaa !5
  %197 = sext i32 %196 to i64
  %198 = getelementptr inbounds [2009 x i32], ptr %195, i64 0, i64 %197
  %199 = load i32, ptr %198, align 4, !tbaa !5
  %200 = icmp ne i32 %199, 0
  br i1 %200, label %268, label %201

201:                                              ; preds = %192
  br label %202

202:                                              ; preds = %211, %201
  %203 = load i32, ptr %19, align 4, !tbaa !5
  %204 = icmp ne i32 %203, 0
  br i1 %204, label %205, label %212

205:                                              ; preds = %202
  br label %206

206:                                              ; preds = %205
  %207 = load i32, ptr %19, align 4, !tbaa !5
  %208 = load i32, ptr %21, align 4, !tbaa !5
  %209 = load i32, ptr %22, align 4, !tbaa !5
  %210 = invoke noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_2clEiii"(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef %207, i32 noundef %208, i32 noundef %209)
          to label %211 unwind label %132

211:                                              ; preds = %206
  store i32 %210, ptr %19, align 4, !tbaa !5
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %21, ptr noundef nonnull align 4 dereferenceable(4) %22) #5
  br label %202, !llvm.loop !19

212:                                              ; preds = %202
  %213 = load i32, ptr %17, align 4, !tbaa !5
  %214 = sext i32 %213 to i64
  %215 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing1CE, i64 0, i64 %214
  %216 = load i32, ptr %20, align 4, !tbaa !5
  %217 = sext i32 %216 to i64
  %218 = getelementptr inbounds [2009 x i32], ptr %215, i64 0, i64 %217
  %219 = load i32, ptr %218, align 4, !tbaa !5
  %220 = icmp ne i32 %219, 0
  br i1 %220, label %221, label %264

221:                                              ; preds = %212
  %222 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #5
  %223 = trunc i64 %222 to i32
  %224 = sub nsw i32 %223, 2
  store i32 %224, ptr %5, align 4, !tbaa !5
  br label %225

225:                                              ; preds = %239, %221
  %226 = load i32, ptr %5, align 4, !tbaa !5
  %227 = icmp sge i32 %226, 0
  br i1 %227, label %228, label %236

228:                                              ; preds = %225
  %229 = load i32, ptr %5, align 4, !tbaa !5
  %230 = sext i32 %229 to i64
  %231 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %230) #5
  %232 = getelementptr inbounds %"struct.std::pair", ptr %231, i32 0, i32 1
  %233 = load i32, ptr %232, align 4, !tbaa !15
  %234 = load i32, ptr %21, align 4, !tbaa !5
  %235 = icmp ne i32 %233, %234
  br label %236

236:                                              ; preds = %228, %225
  %237 = phi i1 [ false, %225 ], [ %235, %228 ]
  br i1 %237, label %238, label %242

238:                                              ; preds = %236
  br label %239

239:                                              ; preds = %238
  %240 = load i32, ptr %5, align 4, !tbaa !5
  %241 = add nsw i32 %240, -1
  store i32 %241, ptr %5, align 4, !tbaa !5
  br label %225, !llvm.loop !20

242:                                              ; preds = %236
  br label %243

243:                                              ; preds = %260, %242
  %244 = load i32, ptr %5, align 4, !tbaa !5
  %245 = icmp sge i32 %244, 0
  br i1 %245, label %246, label %263

246:                                              ; preds = %243
  %247 = load i32, ptr %17, align 4, !tbaa !5
  %248 = load i32, ptr %5, align 4, !tbaa !5
  %249 = sext i32 %248 to i64
  %250 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %249) #5
  %251 = getelementptr inbounds %"struct.std::pair", ptr %250, i32 0, i32 0
  %252 = load i32, ptr %251, align 4, !tbaa !13
  %253 = load i32, ptr %5, align 4, !tbaa !5
  %254 = sext i32 %253 to i64
  %255 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %254) #5
  %256 = getelementptr inbounds %"struct.std::pair", ptr %255, i32 0, i32 1
  %257 = load i32, ptr %256, align 4, !tbaa !15
  %258 = invoke noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_1clEiii"(ptr noundef nonnull align 8 dereferenceable(24) %13, i32 noundef %247, i32 noundef %252, i32 noundef %257)
          to label %259 unwind label %132

259:                                              ; preds = %246
  br label %260

260:                                              ; preds = %259
  %261 = load i32, ptr %5, align 4, !tbaa !5
  %262 = add nsw i32 %261, -1
  store i32 %262, ptr %5, align 4, !tbaa !5
  br label %243, !llvm.loop !21

263:                                              ; preds = %243
  br label %267

264:                                              ; preds = %212
  %265 = load i32, ptr %16, align 4, !tbaa !5
  %266 = add nsw i32 %265, -1
  store i32 %266, ptr %16, align 4, !tbaa !5
  br label %267

267:                                              ; preds = %264, %263
  br label %268

268:                                              ; preds = %267, %192
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %24) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %24) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %23) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %23) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  br label %269

269:                                              ; preds = %268
  %270 = load i32, ptr %16, align 4, !tbaa !5
  %271 = add nsw i32 %270, 1
  store i32 %271, ptr %16, align 4, !tbaa !5
  br label %53, !llvm.loop !22

272:                                              ; preds = %132, %128
  call void @llvm.lifetime.end.p0(i64 24, ptr %24) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %23) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %23) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  br label %275

273:                                              ; preds = %59
  %274 = load i32, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  ret i32 %274

275:                                              ; preds = %272, %41
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %276

276:                                              ; preds = %275
  %277 = load ptr, ptr %9, align 8
  %278 = load i32, ptr %10, align 4
  %279 = insertvalue { ptr, i32 } poison, ptr %277, 0
  %280 = insertvalue { ptr, i32 } %279, i32 %278, 1
  resume { ptr, i32 } %280
}

; 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 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 void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE12emplace_backIJRiS5_EEERS1_DpOT_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare hidden noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_1clEiii"(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef, i32 noundef) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_2clEiii"(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef, i32 noundef, i32 noundef) #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #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 @_ZNSt6vectorISt4pairIiiESaIS1_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 = { 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 = { 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 #5 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !6, i64 0}
!14 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!15 = !{!14, !6, i64 4}
!16 = distinct !{!16, !12}
!17 = distinct !{!17, !12}
!18 = distinct !{!18, !12}
!19 = distinct !{!19, !12}
!20 = distinct !{!20, !12}
!21 = distinct !{!21, !12}
!22 = distinct !{!22, !12}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%class.anon = type { ptr }
%class.anon.0 = type { ptr, ptr, ptr }
%class.anon.1 = type { ptr }
%"class.std::vector.2" = type { %"struct.std::_Vector_base.3" }
%"struct.std::_Vector_base.3" = 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 }

@_ZN6Vizing1CE = external dso_local local_unnamed_addr global [2009 x [2009 x i32]], align 16
@_ZN6Vizing3colE = external dso_local local_unnamed_addr global [2009 x [2009 x i32]], align 16

; 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 noundef i32 @_ZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca i32, align 4
  %7 = alloca %class.anon, align 8
  %8 = alloca %class.anon.0, align 8
  %9 = alloca %class.anon.1, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::vector.2", align 8
  %14 = alloca %"class.std::vector", align 8
  %15 = alloca i32, align 4
  %16 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  %17 = add i32 %0, 1
  %18 = sext i32 %17 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %18, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %19 unwind label %23

19:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  store i32 0, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  store ptr %3, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %8) #5
  store ptr %6, ptr %8, align 8, !tbaa !9
  %20 = getelementptr inbounds i8, ptr %8, i64 8
  store ptr %3, ptr %20, align 8, !tbaa !9
  %21 = getelementptr inbounds i8, ptr %8, i64 16
  store ptr %7, ptr %21, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  store ptr %3, ptr %9, align 8, !tbaa !9
  %.not76 = icmp slt i32 %0, 1
  br i1 %.not76, label %.preheader71, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %19
  %wide.trip.count = zext i32 %17 to i64
  br label %.lr.ph

.preheader71:                                     ; preds = %.lr.ph, %19
  %22 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %.not = icmp eq i64 %22, 0
  br i1 %.not, label %._crit_edge94, label %.lr.ph93

23:                                               ; preds = %2
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  br label %136

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 1, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %25 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #5
  store i32 1, ptr %25, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.preheader71, label %.lr.ph, !llvm.loop !11

._crit_edge94:                                    ; preds = %.thread, %.preheader71
  %26 = load i32, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  ret i32 %26

.lr.ph93:                                         ; preds = %.preheader71, %.thread
  %27 = phi i64 [ %132, %.thread ], [ 0, %.preheader71 ]
  %.04792 = phi i32 [ %131, %.thread ], [ 0, %.preheader71 ]
  %28 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %27) #5
  %29 = load i32, ptr %28, align 4, !tbaa !13
  %30 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %27) #5
  %31 = getelementptr inbounds i8, ptr %30, i64 4
  %32 = load i32, ptr %31, align 4, !tbaa !15
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #5
  store i32 %32, ptr %10, align 4, !tbaa !5
  %33 = sext i32 %29 to i64
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %33) #5
  %35 = load i32, ptr %34, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #5
  store i32 %35, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %12) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %13) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %14) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %15) #5
  store i32 0, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %16) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %18, ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %36 unwind label %63

36:                                               ; preds = %.lr.ph93
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %16) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %15) #5
  %37 = sext i32 %32 to i64
  %38 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing3colE, i64 0, i64 %33, i64 %37
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %.not5281 = icmp eq i32 %39, 0
  br i1 %.not5281, label %.lr.ph82, label %.thread

.lr.ph82:                                         ; preds = %36, %.loopexit
  %40 = load i32, ptr %10, align 4, !tbaa !5
  %41 = sext i32 %40 to i64
  %42 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %41) #5
  %43 = load i32, ptr %42, align 4, !tbaa !5
  store i32 %43, ptr %12, align 4, !tbaa !5
  %44 = invoke noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE12emplace_backIJRiS5_EEERS1_DpOT_(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %45 unwind label %.loopexit.split-lp.loopexit.split-lp.loopexit.split-lp

45:                                               ; preds = %.lr.ph82
  %46 = load i32, ptr %10, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = load i32, ptr %11, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing1CE, i64 0, i64 %47, i64 %49
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %.not53 = icmp eq i32 %51, 0
  br i1 %.not53, label %52, label %65

52:                                               ; preds = %45
  %53 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  %54 = trunc i64 %53 to i32
  %55 = icmp sgt i32 %54, 0
  br i1 %55, label %.lr.ph80.preheader, label %.loopexit

.lr.ph80.preheader:                               ; preds = %52
  %56 = and i64 %53, 2147483647
  br label %.lr.ph80

.lr.ph80:                                         ; preds = %.lr.ph80.preheader, %61
  %indvars.iv102 = phi i64 [ %56, %.lr.ph80.preheader ], [ %indvars.iv.next103, %61 ]
  %indvars.iv.next103 = add nsw i64 %indvars.iv102, -1
  %57 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %indvars.iv.next103) #5
  %58 = load i32, ptr %57, align 4, !tbaa !13
  %59 = load i32, ptr %11, align 4, !tbaa !5
  %60 = invoke noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_1clEiii"(ptr noundef nonnull align 8 dereferenceable(24) %8, i32 noundef %29, i32 noundef %58, i32 noundef %59)
          to label %61 unwind label %.loopexit63

61:                                               ; preds = %.lr.ph80
  store i32 %60, ptr %11, align 4, !tbaa !5
  %62 = icmp ugt i64 %indvars.iv102, 1
  br i1 %62, label %.lr.ph80, label %.loopexit, !llvm.loop !16

63:                                               ; preds = %.lr.ph93
  %64 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %16) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %15) #5
  br label %135

.loopexit63:                                      ; preds = %.lr.ph80
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %.loopexit.split-lp

.loopexit.split-lp.loopexit:                      ; preds = %76
  %lpad.loopexit65 = landingpad { ptr, i32 }
          cleanup
  br label %.loopexit.split-lp

.loopexit.split-lp.loopexit.split-lp.loopexit:    ; preds = %.lr.ph91
  %lpad.loopexit68 = landingpad { ptr, i32 }
          cleanup
  br label %.loopexit.split-lp

.loopexit.split-lp.loopexit.split-lp.loopexit.split-lp: ; preds = %.lr.ph82
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %.loopexit.split-lp

.loopexit.split-lp:                               ; preds = %.loopexit.split-lp.loopexit, %.loopexit.split-lp.loopexit.split-lp.loopexit.split-lp, %.loopexit.split-lp.loopexit.split-lp.loopexit, %.loopexit63
  %lpad.phi = phi { ptr, i32 } [ %lpad.loopexit, %.loopexit63 ], [ %lpad.loopexit65, %.loopexit.split-lp.loopexit ], [ %lpad.loopexit68, %.loopexit.split-lp.loopexit.split-lp.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp.loopexit.split-lp.loopexit.split-lp ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #5
  br label %135

65:                                               ; preds = %45
  %66 = load i32, ptr %12, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing1CE, i64 0, i64 %33, i64 %67
  %69 = load i32, ptr %68, align 4, !tbaa !5
  %.not54 = icmp eq i32 %69, 0
  br i1 %.not54, label %70, label %84

70:                                               ; preds = %65
  %71 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  %72 = and i64 %71, 4294967295
  br label %73

73:                                               ; preds = %76, %70
  %indvars.iv98 = phi i64 [ %77, %76 ], [ %72, %70 ]
  %74 = trunc nuw i64 %indvars.iv98 to i32
  %75 = icmp sgt i32 %74, 0
  br i1 %75, label %76, label %.loopexit

76:                                               ; preds = %73
  %77 = add nsw i64 %indvars.iv98, -1
  %78 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %77) #5
  %79 = load i32, ptr %78, align 4, !tbaa !13
  %80 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %77) #5
  %81 = getelementptr inbounds i8, ptr %80, i64 4
  %82 = load i32, ptr %81, align 4, !tbaa !15
  %83 = invoke noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_1clEiii"(ptr noundef nonnull align 8 dereferenceable(24) %8, i32 noundef %29, i32 noundef %79, i32 noundef %82)
          to label %73 unwind label %.loopexit.split-lp.loopexit, !llvm.loop !17

84:                                               ; preds = %65
  %85 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %67) #5
  %86 = load i32, ptr %85, align 4, !tbaa !5
  %.not55 = icmp eq i32 %86, 0
  br i1 %.not55, label %87, label %96

87:                                               ; preds = %84
  %88 = load i32, ptr %12, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %89) #5
  store i32 1, ptr %90, align 4, !tbaa !5
  %91 = load i32, ptr %12, align 4, !tbaa !5
  %92 = sext i32 %91 to i64
  %93 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing1CE, i64 0, i64 %33, i64 %92
  %94 = load i32, ptr %93, align 4, !tbaa !5
  store i32 %94, ptr %10, align 4, !tbaa !5
  br label %.loopexit

.loopexit:                                        ; preds = %73, %61, %52, %87
  %95 = load i32, ptr %38, align 4, !tbaa !5
  %.not52 = icmp eq i32 %95, 0
  br i1 %.not52, label %.lr.ph82, label %.thread, !llvm.loop !18

96:                                               ; preds = %84
  %.pr = load i32, ptr %38, align 4, !tbaa !5
  %.not56 = icmp eq i32 %.pr, 0
  br i1 %.not56, label %.preheader, label %.thread

.preheader:                                       ; preds = %96
  %97 = load i32, ptr %10, align 4, !tbaa !5
  %.not5783 = icmp eq i32 %97, 0
  br i1 %.not5783, label %._crit_edge, label %.lr.ph84

.lr.ph84:                                         ; preds = %.preheader, %.lr.ph84
  %98 = phi i32 [ %102, %.lr.ph84 ], [ %97, %.preheader ]
  %99 = load i32, ptr %11, align 4, !tbaa !5
  %100 = load i32, ptr %12, align 4, !tbaa !5
  %101 = call noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_2clEiii"(ptr noundef nonnull align 8 dereferenceable(8) %9, i32 noundef %98, i32 noundef %99, i32 noundef %100)
  store i32 %101, ptr %10, align 4, !tbaa !5
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12) #5
  %102 = load i32, ptr %10, align 4, !tbaa !5
  %.not57 = icmp eq i32 %102, 0
  br i1 %.not57, label %._crit_edge, label %.lr.ph84, !llvm.loop !19

._crit_edge:                                      ; preds = %.lr.ph84, %.preheader
  %103 = sext i32 %35 to i64
  %104 = getelementptr inbounds [2009 x [2009 x i32]], ptr @_ZN6Vizing1CE, i64 0, i64 %33, i64 %103
  %105 = load i32, ptr %104, align 4, !tbaa !5
  %.not58 = icmp eq i32 %105, 0
  br i1 %.not58, label %129, label %106

106:                                              ; preds = %._crit_edge
  %107 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  %108 = trunc i64 %107 to i32
  %109 = add i32 %108, -2
  %110 = icmp sgt i32 %108, 1
  br i1 %110, label %.lr.ph87.preheader, label %.critedge

.lr.ph87.preheader:                               ; preds = %106
  %111 = zext nneg i32 %109 to i64
  br label %.lr.ph87

.lr.ph87:                                         ; preds = %.lr.ph87.preheader, %116
  %indvars.iv105 = phi i64 [ %111, %.lr.ph87.preheader ], [ %indvars.iv.next106, %116 ]
  %112 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %indvars.iv105) #5
  %113 = getelementptr inbounds i8, ptr %112, i64 4
  %114 = load i32, ptr %113, align 4, !tbaa !15
  %115 = load i32, ptr %11, align 4, !tbaa !5
  %.not59 = icmp eq i32 %114, %115
  br i1 %.not59, label %.critedge.loopexit, label %116

116:                                              ; preds = %.lr.ph87
  %indvars.iv.next106 = add nsw i64 %indvars.iv105, -1
  %117 = icmp sgt i64 %indvars.iv105, 0
  br i1 %117, label %.lr.ph87, label %.thread, !llvm.loop !20

.critedge.loopexit:                               ; preds = %.lr.ph87
  %118 = trunc nuw nsw i64 %indvars.iv105 to i32
  br label %.critedge

.critedge:                                        ; preds = %.critedge.loopexit, %106
  %.2.lcssa = phi i32 [ %109, %106 ], [ %118, %.critedge.loopexit ]
  %119 = icmp sgt i32 %.2.lcssa, -1
  br i1 %119, label %.lr.ph91.preheader, label %.thread

.lr.ph91.preheader:                               ; preds = %.critedge
  %120 = zext nneg i32 %.2.lcssa to i64
  br label %.lr.ph91

.lr.ph91:                                         ; preds = %.lr.ph91.preheader, %127
  %indvars.iv108 = phi i64 [ %120, %.lr.ph91.preheader ], [ %indvars.iv.next109, %127 ]
  %121 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %indvars.iv108) #5
  %122 = load i32, ptr %121, align 4, !tbaa !13
  %123 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %indvars.iv108) #5
  %124 = getelementptr inbounds i8, ptr %123, i64 4
  %125 = load i32, ptr %124, align 4, !tbaa !15
  %126 = invoke noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_1clEiii"(ptr noundef nonnull align 8 dereferenceable(24) %8, i32 noundef %29, i32 noundef %122, i32 noundef %125)
          to label %127 unwind label %.loopexit.split-lp.loopexit.split-lp.loopexit

127:                                              ; preds = %.lr.ph91
  %indvars.iv.next109 = add nsw i64 %indvars.iv108, -1
  %128 = icmp sgt i64 %indvars.iv108, 0
  br i1 %128, label %.lr.ph91, label %.thread, !llvm.loop !21

129:                                              ; preds = %._crit_edge
  %130 = add nsw i32 %.04792, -1
  br label %.thread

.thread:                                          ; preds = %.loopexit, %116, %127, %36, %.critedge, %129, %96
  %.148 = phi i32 [ %.04792, %96 ], [ %130, %129 ], [ %.04792, %.critedge ], [ %.04792, %36 ], [ %.04792, %127 ], [ %.04792, %116 ], [ %.04792, %.loopexit ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #5
  %131 = add nsw i32 %.148, 1
  %132 = sext i32 %131 to i64
  %133 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %134 = icmp ugt i64 %133, %132
  br i1 %134, label %.lr.ph93, label %._crit_edge94, !llvm.loop !22

135:                                              ; preds = %.loopexit.split-lp, %63
  %.pn = phi { ptr, i32 } [ %lpad.phi, %.loopexit.split-lp ], [ %64, %63 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %136

136:                                              ; preds = %135, %23
  %.pn.pn = phi { ptr, i32 } [ %.pn, %135 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  resume { ptr, i32 } %.pn.pn
}

; 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 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 void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE12emplace_backIJRiS5_EEERS1_DpOT_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare hidden noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_1clEiii"(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden noundef i32 @"_ZZN6Vizing5solveEiRSt6vectorISt4pairIiiESaIS2_EEENK3$_2clEiii"(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) 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 @_ZNSt6vectorISt4pairIiiESaIS1_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 = { 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 #5 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !6, i64 0}
!14 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!15 = !{!14, !6, i64 4}
!16 = distinct !{!16, !12}
!17 = distinct !{!17, !12}
!18 = distinct !{!18, !12}
!19 = distinct !{!19, !12}
!20 = distinct !{!20, !12}
!21 = distinct !{!21, !12}
!22 = distinct !{!22, !12}


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