; LLVM IR from generalized-intelligence/GAAS :: deprecated/algorithms/GlobalOptimizationGraph_GTSAM/Thirdparty/g2o/g2o/core/ma_5f075edf (ZNK3g2o15MatrixStructure5writeEPKc)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }
%"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 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.g2o::ColSort" = type { i8 }
%"class.std::basic_ofstream" = type { %"class.std::basic_ostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.3 }
%union.anon.3 = type { i32 }
%"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.__gnu_cxx::__normal_iterator.4" = type { ptr }
%"class.g2o::MatrixStructure" = type { i32, i32, ptr, ptr, i32, i32 }

@.str = external hidden unnamed_addr constant [9 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [22 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [3 x i8], align 1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK3g2o15MatrixStructure5writeEPKc(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef %1) #0 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i64, align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"class.std::vector", align 8
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca ptr, align 8
  %17 = alloca ptr, align 8
  %18 = alloca i32, align 4
  %19 = alloca %"struct.std::pair", align 4
  %20 = alloca %"struct.std::pair", align 4
  %21 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %22 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %23 = alloca %"struct.g2o::ColSort", align 1
  %24 = alloca %"class.std::basic_ofstream", align 8
  %25 = alloca %"class.__gnu_cxx::__normal_iterator.4", align 8
  %26 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %27 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %28 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %29 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  %30 = getelementptr inbounds %"class.g2o::MatrixStructure", ptr %29, i32 0, i32 0
  store ptr %30, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  %31 = getelementptr inbounds %"class.g2o::MatrixStructure", ptr %29, i32 0, i32 1
  store ptr %31, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %7) #6
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef %32, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %33 unwind label %41

33:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  %34 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12find_last_ofEcm(ptr noundef nonnull align 8 dereferenceable(32) %7, i8 noundef signext 46, i64 noundef -1) #6
  store i64 %34, ptr %11, align 8, !tbaa !9
  %35 = load i64, ptr %11, align 8, !tbaa !9
  %36 = icmp ne i64 %35, -1
  br i1 %36, label %37, label %49

37:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #6
  %38 = load i64, ptr %11, align 8, !tbaa !9
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %12, ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef 0, i64 noundef %38)
          to label %39 unwind label %45

39:                                               ; preds = %37
  %40 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  br label %49

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_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  br label %218

45:                                               ; preds = %37
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %9, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  br label %217

49:                                               ; preds = %39, %33
  call void @llvm.lifetime.start.p0(i64 24, ptr %13) #6
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 0, ptr %14, align 4, !tbaa !11
  br label %50

50:                                               ; preds = %116, %49
  %51 = load i32, ptr %14, align 4, !tbaa !11
  %52 = load ptr, ptr %5, align 8, !tbaa !5
  %53 = load i32, ptr %52, align 4, !tbaa !11
  %54 = icmp slt i32 %51, %53
  br i1 %54, label %56, label %55

55:                                               ; preds = %50
  store i32 2, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %119

56:                                               ; preds = %50
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #6
  %57 = getelementptr inbounds %"class.g2o::MatrixStructure", ptr %29, i32 0, i32 2
  %58 = load ptr, ptr %57, align 8, !tbaa !13
  %59 = load i32, ptr %14, align 4, !tbaa !11
  %60 = sext i32 %59 to i64
  %61 = getelementptr inbounds i32, ptr %58, i64 %60
  store ptr %61, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  %62 = getelementptr inbounds %"class.g2o::MatrixStructure", ptr %29, i32 0, i32 2
  %63 = load ptr, ptr %62, align 8, !tbaa !13
  %64 = load i32, ptr %14, align 4, !tbaa !11
  %65 = add nsw i32 %64, 1
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds i32, ptr %63, i64 %66
  store ptr %67, ptr %17, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  %68 = load ptr, ptr %16, align 8, !tbaa !5
  %69 = load i32, ptr %68, align 4, !tbaa !11
  store i32 %69, ptr %18, align 4, !tbaa !11
  br label %70

70:                                               ; preds = %111, %56
  %71 = load i32, ptr %18, align 4, !tbaa !11
  %72 = load ptr, ptr %17, align 8, !tbaa !5
  %73 = load i32, ptr %72, align 4, !tbaa !11
  %74 = icmp slt i32 %71, %73
  br i1 %74, label %76, label %75

75:                                               ; preds = %70
  store i32 5, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  br label %115

76:                                               ; preds = %70
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #6
  %77 = getelementptr inbounds %"class.g2o::MatrixStructure", ptr %29, i32 0, i32 3
  %78 = load ptr, ptr %77, align 8, !tbaa !15
  %79 = load i32, ptr %18, align 4, !tbaa !11
  %80 = sext i32 %79 to i64
  %81 = getelementptr inbounds i32, ptr %78, i64 %80
  %82 = invoke i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %81, ptr noundef nonnull align 4 dereferenceable(4) %14)
          to label %83 unwind label %102

83:                                               ; preds = %76
  store i64 %82, ptr %19, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %84 unwind label %102

84:                                               ; preds = %83
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  %85 = getelementptr inbounds %"class.g2o::MatrixStructure", ptr %29, i32 0, i32 3
  %86 = load ptr, ptr %85, align 8, !tbaa !15
  %87 = load i32, ptr %18, align 4, !tbaa !11
  %88 = sext i32 %87 to i64
  %89 = getelementptr inbounds i32, ptr %86, i64 %88
  %90 = load i32, ptr %89, align 4, !tbaa !11
  %91 = load i32, ptr %14, align 4, !tbaa !11
  %92 = icmp ne i32 %90, %91
  br i1 %92, label %93, label %110

93:                                               ; preds = %84
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #6
  %94 = getelementptr inbounds %"class.g2o::MatrixStructure", ptr %29, i32 0, i32 3
  %95 = load ptr, ptr %94, align 8, !tbaa !15
  %96 = load i32, ptr %18, align 4, !tbaa !11
  %97 = sext i32 %96 to i64
  %98 = getelementptr inbounds i32, ptr %95, i64 %97
  %99 = invoke i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %14, ptr noundef nonnull align 4 dereferenceable(4) %98)
          to label %100 unwind label %106

100:                                              ; preds = %93
  store i64 %99, ptr %20, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr noundef nonnull align 4 dereferenceable(8) %20)
          to label %101 unwind label %106

101:                                              ; preds = %100
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #6
  br label %110

102:                                              ; preds = %83, %76
  %103 = landingpad { ptr, i32 }
          cleanup
  %104 = extractvalue { ptr, i32 } %103, 0
  store ptr %104, ptr %9, align 8
  %105 = extractvalue { ptr, i32 } %103, 1
  store i32 %105, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  br label %114

106:                                              ; preds = %100, %93
  %107 = landingpad { ptr, i32 }
          cleanup
  %108 = extractvalue { ptr, i32 } %107, 0
  store ptr %108, ptr %9, align 8
  %109 = extractvalue { ptr, i32 } %107, 1
  store i32 %109, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #6
  br label %114

110:                                              ; preds = %101, %84
  br label %111

111:                                              ; preds = %110
  %112 = load i32, ptr %18, align 4, !tbaa !11
  %113 = add nsw i32 %112, 1
  store i32 %113, ptr %18, align 4, !tbaa !11
  br label %70, !llvm.loop !16

114:                                              ; preds = %106, %102
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %216

115:                                              ; preds = %75
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #6
  br label %116

116:                                              ; preds = %115
  %117 = load i32, ptr %14, align 4, !tbaa !11
  %118 = add nsw i32 %117, 1
  store i32 %118, ptr %14, align 4, !tbaa !11
  br label %50, !llvm.loop !18

119:                                              ; preds = %55
  %120 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  %121 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  store ptr %120, ptr %121, align 8
  %122 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  %123 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  store ptr %122, ptr %123, align 8
  %124 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  %125 = load ptr, ptr %124, align 8
  %126 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  %127 = load ptr, ptr %126, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEN3g2o7ColSortEEvT_SB_T0_(ptr %125, ptr %127)
          to label %128 unwind label %171

128:                                              ; preds = %119
  call void @llvm.lifetime.start.p0(i64 512, ptr %24) #6
  %129 = load ptr, ptr %4, align 8, !tbaa !5
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1EPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248) %24, ptr noundef %129, i32 noundef 16)
          to label %130 unwind label %175

130:                                              ; preds = %128
  %131 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef @.str)
          to label %132 unwind label %179

132:                                              ; preds = %130
  %133 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %131, ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %134 unwind label %179

134:                                              ; preds = %132
  %135 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %133, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %136 unwind label %179

136:                                              ; preds = %134
  %137 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef @.str.1)
          to label %138 unwind label %179

138:                                              ; preds = %136
  %139 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %137, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %140 unwind label %179

140:                                              ; preds = %138
  %141 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef @.str.2)
          to label %142 unwind label %179

142:                                              ; preds = %140
  %143 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  %144 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8) %141, i64 noundef %143)
          to label %145 unwind label %179

145:                                              ; preds = %142
  %146 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %144, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %147 unwind label %179

147:                                              ; preds = %145
  %148 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef @.str.3)
          to label %149 unwind label %179

149:                                              ; preds = %147
  %150 = load ptr, ptr %6, align 8, !tbaa !5
  %151 = load i32, ptr %150, align 4, !tbaa !11
  %152 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %148, i32 noundef %151)
          to label %153 unwind label %179

153:                                              ; preds = %149
  %154 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %152, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %155 unwind label %179

155:                                              ; preds = %153
  %156 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef @.str.4)
          to label %157 unwind label %179

157:                                              ; preds = %155
  %158 = load ptr, ptr %5, align 8, !tbaa !5
  %159 = load i32, ptr %158, align 4, !tbaa !11
  %160 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %156, i32 noundef %159)
          to label %161 unwind label %179

161:                                              ; preds = %157
  %162 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %160, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %163 unwind label %179

163:                                              ; preds = %161
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #6
  %164 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  %165 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %26, i32 0, i32 0
  store ptr %164, ptr %165, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8) %25, ptr noundef nonnull align 8 dereferenceable(8) %26) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #6
  br label %166

166:                                              ; preds = %201, %163
  call void @llvm.lifetime.start.p0(i64 8, ptr %27) #6
  %167 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  %168 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %27, i32 0, i32 0
  store ptr %167, ptr %168, align 8
  %169 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt4pairIiiEPS2_St6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T1_EERKNS9_IT0_SB_EE(ptr noundef nonnull align 8 dereferenceable(8) %25, ptr noundef nonnull align 8 dereferenceable(8) %27) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %27) #6
  br i1 %169, label %183, label %170

170:                                              ; preds = %166
  store i32 8, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #6
  br label %207

171:                                              ; preds = %119
  %172 = landingpad { ptr, i32 }
          cleanup
  %173 = extractvalue { ptr, i32 } %172, 0
  store ptr %173, ptr %9, align 8
  %174 = extractvalue { ptr, i32 } %172, 1
  store i32 %174, ptr %10, align 4
  br label %216

175:                                              ; preds = %128
  %176 = landingpad { ptr, i32 }
          cleanup
  %177 = extractvalue { ptr, i32 } %176, 0
  store ptr %177, ptr %9, align 8
  %178 = extractvalue { ptr, i32 } %176, 1
  store i32 %178, ptr %10, align 4
  br label %215

179:                                              ; preds = %207, %161, %157, %155, %153, %149, %147, %145, %142, %140, %138, %136, %134, %132, %130
  %180 = landingpad { ptr, i32 }
          cleanup
  %181 = extractvalue { ptr, i32 } %180, 0
  store ptr %181, ptr %9, align 8
  %182 = extractvalue { ptr, i32 } %180, 1
  store i32 %182, ptr %10, align 4
  br label %214

183:                                              ; preds = %166
  call void @llvm.lifetime.start.p0(i64 8, ptr %28) #6
  %184 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %25) #6
  store ptr %184, ptr %28, align 8, !tbaa !5
  %185 = load ptr, ptr %28, align 8, !tbaa !5
  %186 = getelementptr inbounds %"struct.std::pair", ptr %185, i32 0, i32 0
  %187 = load i32, ptr %186, align 4, !tbaa !19
  %188 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %24, i32 noundef %187)
          to label %189 unwind label %203

189:                                              ; preds = %183
  %190 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %188, ptr noundef @.str.5)
          to label %191 unwind label %203

191:                                              ; preds = %189
  %192 = load ptr, ptr %28, align 8, !tbaa !5
  %193 = getelementptr inbounds %"struct.std::pair", ptr %192, i32 0, i32 1
  %194 = load i32, ptr %193, align 4, !tbaa !21
  %195 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %190, i32 noundef %194)
          to label %196 unwind label %203

196:                                              ; preds = %191
  %197 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %195, ptr noundef @.str.6)
          to label %198 unwind label %203

198:                                              ; preds = %196
  %199 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %197, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %200 unwind label %203

200:                                              ; preds = %198
  call void @llvm.lifetime.end.p0(i64 8, ptr %28) #6
  br label %201

201:                                              ; preds = %200
  %202 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %25) #6
  br label %166, !llvm.loop !22

203:                                              ; preds = %198, %196, %191, %189, %183
  %204 = landingpad { ptr, i32 }
          cleanup
  %205 = extractvalue { ptr, i32 } %204, 0
  store ptr %205, ptr %9, align 8
  %206 = extractvalue { ptr, i32 } %204, 1
  store i32 %206, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %28) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #6
  br label %214

207:                                              ; preds = %170
  %208 = load ptr, ptr %24, align 8, !tbaa !23
  %209 = getelementptr i8, ptr %208, i64 -24
  %210 = load i64, ptr %209, align 8
  %211 = getelementptr inbounds i8, ptr %24, i64 %210
  %212 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %211)
          to label %213 unwind label %179

213:                                              ; preds = %207
  store i32 1, ptr %15, align 4
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %24) #6
  call void @llvm.lifetime.end.p0(i64 512, ptr %24) #6
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  ret i1 %212

214:                                              ; preds = %203, %179
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %24) #6
  br label %215

215:                                              ; preds = %214, %175
  call void @llvm.lifetime.end.p0(i64 512, ptr %24) #6
  br label %216

216:                                              ; preds = %215, %171, %114
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #6
  br label %217

217:                                              ; preds = %216, %45
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #6
  br label %218

218:                                              ; preds = %217, %41
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  br label %219

219:                                              ; preds = %218
  %220 = load ptr, ptr %9, align 8
  %221 = load i32, ptr %10, align 4
  %222 = insertvalue { ptr, i32 } poison, ptr %220, 0
  %223 = insertvalue { ptr, i32 } %222, i32 %221, 1
  resume { ptr, i32 } %223
}

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12find_last_ofEcm(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext, i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) 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 void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #0

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEN3g2o7ColSortEEvT_SB_T0_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1EPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248), ptr noundef, i32 noundef) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #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) #3

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(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) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt4pairIiiEPS2_St6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T1_EERKNS9_IT0_SB_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248)) 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_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "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 = { 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 #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 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !6, i64 8}
!14 = !{!"_ZTSN3g2o15MatrixStructureE", !12, i64 0, !12, i64 4, !6, i64 8, !6, i64 16, !12, i64 24, !12, i64 28}
!15 = !{!14, !6, i64 16}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = distinct !{!18, !17}
!19 = !{!20, !12, i64 0}
!20 = !{!"_ZTSSt4pairIiiE", !12, i64 0, !12, i64 4}
!21 = !{!20, !12, i64 4}
!22 = distinct !{!22, !17}
!23 = !{!24, !24, i64 0}
!24 = !{!"vtable pointer", !8, i64 0}


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

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }
%"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 }
%"class.std::basic_ofstream" = type { %"class.std::basic_ostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.3 }
%union.anon.3 = type { i32 }
%"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.__gnu_cxx::__normal_iterator.4" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [9 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [22 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [3 x i8], align 1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK3g2o15MatrixStructure5writeEPKc(ptr nocapture noundef nonnull readonly align 8 dereferenceable(32) %0, ptr noundef %1) local_unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 8
  %9 = alloca %"struct.std::pair", align 8
  %10 = alloca %"class.std::basic_ofstream", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator.4", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = getelementptr inbounds i8, ptr %0, i64 4
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef %1, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %15 unwind label %20

15:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  %16 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12find_last_ofEcm(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 noundef signext 46, i64 noundef -1) #6
  %.not = icmp eq i64 %16, -1
  br i1 %.not, label %24, label %17

17:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #6
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef 0, i64 noundef %16)
          to label %18 unwind label %22

18:                                               ; preds = %17
  %19 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %24

20:                                               ; preds = %2
  %21 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  br label %137

22:                                               ; preds = %17
  %23 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %136

24:                                               ; preds = %18, %15
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #6
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  store i32 0, ptr %7, align 4, !tbaa !5
  %25 = load i32, ptr %0, align 8, !tbaa !5
  %26 = icmp sgt i32 %25, 0
  br i1 %26, label %.lr.ph39, label %._crit_edge40

.lr.ph39:                                         ; preds = %24
  %27 = getelementptr inbounds i8, ptr %0, i64 8
  %28 = getelementptr inbounds i8, ptr %0, i64 16
  br label %31

._crit_edge40:                                    ; preds = %._crit_edge, %24
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  %29 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %30 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEN3g2o7ColSortEEvT_SB_T0_(ptr %29, ptr %30)
          to label %67 unwind label %108

31:                                               ; preds = %.lr.ph39, %._crit_edge
  %32 = phi i32 [ %25, %.lr.ph39 ], [ %41, %._crit_edge ]
  %storemerge37 = phi i32 [ 0, %.lr.ph39 ], [ %43, %._crit_edge ]
  %33 = load ptr, ptr %27, align 8, !tbaa !9
  %34 = sext i32 %storemerge37 to i64
  %35 = getelementptr inbounds i32, ptr %33, i64 %34
  %36 = getelementptr i8, ptr %35, i64 4
  %37 = load i32, ptr %35, align 4, !tbaa !5
  %38 = load i32, ptr %36, align 4, !tbaa !5
  %39 = icmp slt i32 %37, %38
  br i1 %39, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %31
  %40 = sext i32 %37 to i64
  br label %.lr.ph

._crit_edge.loopexit:                             ; preds = %62
  %.pre = load i32, ptr %7, align 4, !tbaa !5
  %.pre45 = load i32, ptr %0, align 8, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %31
  %41 = phi i32 [ %.pre45, %._crit_edge.loopexit ], [ %32, %31 ]
  %42 = phi i32 [ %.pre, %._crit_edge.loopexit ], [ %storemerge37, %31 ]
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %7, align 4, !tbaa !5
  %44 = icmp slt i32 %43, %41
  br i1 %44, label %31, label %._crit_edge40, !llvm.loop !12

.lr.ph:                                           ; preds = %.lr.ph.preheader, %62
  %indvars.iv = phi i64 [ %40, %.lr.ph.preheader ], [ %indvars.iv.next, %62 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #6
  %45 = load ptr, ptr %28, align 8, !tbaa !14
  %46 = getelementptr inbounds i32, ptr %45, i64 %indvars.iv
  %47 = invoke i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %46, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %48 unwind label %58

48:                                               ; preds = %.lr.ph
  store i64 %47, ptr %8, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(8) %8)
          to label %49 unwind label %58

49:                                               ; preds = %48
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  %50 = load ptr, ptr %28, align 8, !tbaa !14
  %51 = getelementptr inbounds i32, ptr %50, i64 %indvars.iv
  %52 = load i32, ptr %51, align 4, !tbaa !5
  %53 = load i32, ptr %7, align 4, !tbaa !5
  %.not30 = icmp eq i32 %52, %53
  br i1 %.not30, label %62, label %54

54:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #6
  %55 = invoke i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %51)
          to label %56 unwind label %60

56:                                               ; preds = %54
  store i64 %55, ptr %9, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(8) %9)
          to label %57 unwind label %60

57:                                               ; preds = %56
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #6
  br label %62

58:                                               ; preds = %48, %.lr.ph
  %59 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  br label %66

60:                                               ; preds = %56, %54
  %61 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #6
  br label %66

62:                                               ; preds = %49, %57
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %63 = load i32, ptr %36, align 4, !tbaa !5
  %64 = sext i32 %63 to i64
  %65 = icmp slt i64 %indvars.iv.next, %64
  br i1 %65, label %.lr.ph, label %._crit_edge.loopexit, !llvm.loop !15

66:                                               ; preds = %60, %58
  %.pn31 = phi { ptr, i32 } [ %61, %60 ], [ %59, %58 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  br label %135

67:                                               ; preds = %._crit_edge40
  call void @llvm.lifetime.start.p0(i64 512, ptr nonnull %10) #6
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1EPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248) %10, ptr noundef %1, i32 noundef 16)
          to label %68 unwind label %110

68:                                               ; preds = %67
  %69 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull @.str)
          to label %70 unwind label %112

70:                                               ; preds = %68
  %71 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %69, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %72 unwind label %112

72:                                               ; preds = %70
  %73 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %71, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %74 unwind label %112

74:                                               ; preds = %72
  %75 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull @.str.1)
          to label %76 unwind label %112

76:                                               ; preds = %74
  %77 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %75, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %78 unwind label %112

78:                                               ; preds = %76
  %79 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull @.str.2)
          to label %80 unwind label %112

80:                                               ; preds = %78
  %81 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %82 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8) %79, i64 noundef %81)
          to label %83 unwind label %112

83:                                               ; preds = %80
  %84 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %82, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %85 unwind label %112

85:                                               ; preds = %83
  %86 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull @.str.3)
          to label %87 unwind label %112

87:                                               ; preds = %85
  %88 = load i32, ptr %14, align 4, !tbaa !5
  %89 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %86, i32 noundef %88)
          to label %90 unwind label %112

90:                                               ; preds = %87
  %91 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %89, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %92 unwind label %112

92:                                               ; preds = %90
  %93 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull @.str.4)
          to label %94 unwind label %112

94:                                               ; preds = %92
  %95 = load i32, ptr %0, align 8, !tbaa !5
  %96 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %93, i32 noundef %95)
          to label %97 unwind label %112

97:                                               ; preds = %94
  %98 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %96, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %99 unwind label %112

99:                                               ; preds = %97
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #6
  %100 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  store ptr %100, ptr %12, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #6
  %101 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  store ptr %101, ptr %13, align 8
  %102 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt4pairIiiEPS2_St6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T1_EERKNS9_IT0_SB_EE(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #6
  br i1 %102, label %.lr.ph42, label %._crit_edge43

._crit_edge43:                                    ; preds = %127, %99
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  %103 = load ptr, ptr %10, align 8, !tbaa !16
  %104 = getelementptr i8, ptr %103, i64 -24
  %105 = load i64, ptr %104, align 8
  %106 = getelementptr inbounds i8, ptr %10, i64 %105
  %107 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %106)
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %10) #6
  call void @llvm.lifetime.end.p0(i64 512, ptr nonnull %10) #6
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  ret i1 %107

108:                                              ; preds = %._crit_edge40
  %109 = landingpad { ptr, i32 }
          cleanup
  br label %135

110:                                              ; preds = %67
  %111 = landingpad { ptr, i32 }
          cleanup
  br label %134

112:                                              ; preds = %97, %94, %92, %90, %87, %85, %83, %80, %78, %76, %74, %72, %70, %68
  %113 = landingpad { ptr, i32 }
          cleanup
  br label %133

.lr.ph42:                                         ; preds = %99, %127
  %114 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  %115 = load i32, ptr %114, align 4, !tbaa !18
  %116 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %10, i32 noundef %115)
          to label %117 unwind label %131

117:                                              ; preds = %.lr.ph42
  %118 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %116, ptr noundef nonnull @.str.5)
          to label %119 unwind label %131

119:                                              ; preds = %117
  %120 = getelementptr inbounds i8, ptr %114, i64 4
  %121 = load i32, ptr %120, align 4, !tbaa !20
  %122 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %118, i32 noundef %121)
          to label %123 unwind label %131

123:                                              ; preds = %119
  %124 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %122, ptr noundef nonnull @.str.6)
          to label %125 unwind label %131

125:                                              ; preds = %123
  %126 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %124, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %127 unwind label %131

127:                                              ; preds = %125
  %128 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #6
  %129 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  store ptr %129, ptr %13, align 8
  %130 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt4pairIiiEPS2_St6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T1_EERKNS9_IT0_SB_EE(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #6
  br i1 %130, label %.lr.ph42, label %._crit_edge43, !llvm.loop !21

131:                                              ; preds = %125, %123, %119, %117, %.lr.ph42
  %132 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  br label %133

133:                                              ; preds = %131, %112
  %.pn = phi { ptr, i32 } [ %132, %131 ], [ %113, %112 ]
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %10) #6
  br label %134

134:                                              ; preds = %133, %110
  %.pn.pn = phi { ptr, i32 } [ %.pn, %133 ], [ %111, %110 ]
  call void @llvm.lifetime.end.p0(i64 512, ptr nonnull %10) #6
  br label %135

135:                                              ; preds = %134, %108, %66
  %.pn31.pn = phi { ptr, i32 } [ %.pn31, %66 ], [ %.pn.pn, %134 ], [ %109, %108 ]
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  br label %136

136:                                              ; preds = %135, %22
  %.pn31.pn.pn = phi { ptr, i32 } [ %.pn31.pn, %135 ], [ %23, %22 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  br label %137

137:                                              ; preds = %136, %20
  %.pn31.pn.pn.pn = phi { ptr, i32 } [ %.pn31.pn.pn, %136 ], [ %21, %20 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  resume { ptr, i32 } %.pn31.pn.pn.pn
}

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12find_last_ofEcm(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext, i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) 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 void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEN3g2o7ColSortEEvT_SB_T0_(ptr, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1EPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248), ptr noundef, i32 noundef) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #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) 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 #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 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

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 @_ZN9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEC2IPS2_vEERKNS0_IT_S7_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKSt4pairIiiEPS2_St6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T1_EERKNS9_IT0_SB_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248)) 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_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "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 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !11, i64 8}
!10 = !{!"_ZTSN3g2o15MatrixStructureE", !6, i64 0, !6, i64 4, !11, i64 8, !11, i64 16, !6, i64 24, !6, i64 28}
!11 = !{!"any pointer", !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{!10, !11, i64 16}
!15 = distinct !{!15, !13}
!16 = !{!17, !17, i64 0}
!17 = !{!"vtable pointer", !8, i64 0}
!18 = !{!19, !6, i64 0}
!19 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!20 = !{!19, !6, i64 4}
!21 = distinct !{!21, !13}


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