; LLVM IR from ERGO-Code/HiGHS :: src/presolve/HPresolve.ll (ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE)

; 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"

%struct.HighsTripletTreeSlicePreOrder = type { %class.HighsMatrixSlice.base.109, [4 x i8] }
%class.HighsMatrixSlice.base.109 = type <{ ptr, ptr, ptr, ptr, i32 }>
%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator" = type <{ %class.HighsSliceNonzero, ptr, ptr, %"class.std::vector.5", i32, [4 x i8] }>
%class.HighsSliceNonzero = type { ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.presolve::HPresolve" = type { ptr, ptr, ptr, ptr, double, %"class.std::vector.20", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.25", %"class.std::vector.25", %class.HighsLinearSumBounds, %class.HighsLinearSumBounds, %"class.std::vector.5", %"class.std::vector.10", %"class.std::vector.5", %"class.std::vector.10", %"class.std::vector.35", %"class.std::unordered_map", %"class.std::set", %"class.std::vector.48", i8, i64, %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.10", %"class.std::vector.10", %"class.std::vector.53", i64, i32, i32, i32, i32, i32, i32, i8, i32, %class.HPresolveAnalysis }
%"class.std::vector.20" = type { %"struct.std::_Vector_base.21" }
%"struct.std::_Vector_base.21" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.25" = type { %"struct.std::_Vector_base.26" }
%"struct.std::_Vector_base.26" = type { %"struct.std::_Vector_base<std::set<int>, std::allocator<std::set<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::set<int>, std::allocator<std::set<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::set<int>, std::allocator<std::set<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::set<int>, std::allocator<std::set<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.HighsLinearSumBounds = type { %"class.std::vector.30", %"class.std::vector.30", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.30", %"class.std::vector.30", %"class.std::vector.5", %"class.std::vector.5", ptr, ptr, ptr, ptr, ptr, ptr }
%"class.std::vector.30" = type { %"struct.std::_Vector_base.31" }
%"struct.std::_Vector_base.31" = type { %"struct.std::_Vector_base<HighsCDouble, std::allocator<HighsCDouble>>::_Vector_impl" }
%"struct.std::_Vector_base<HighsCDouble, std::allocator<HighsCDouble>>::_Vector_impl" = type { %"struct.std::_Vector_base<HighsCDouble, std::allocator<HighsCDouble>>::_Vector_impl_data" }
%"struct.std::_Vector_base<HighsCDouble, std::allocator<HighsCDouble>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.35" = type { %"struct.std::_Vector_base.36" }
%"struct.std::_Vector_base.36" = 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 }
%"class.std::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector.48" = type { %"struct.std::_Vector_base.49" }
%"struct.std::_Vector_base.49" = type { %"struct.std::_Vector_base<std::_Rb_tree_const_iterator<std::pair<int, int>>, std::allocator<std::_Rb_tree_const_iterator<std::pair<int, int>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::_Rb_tree_const_iterator<std::pair<int, int>>, std::allocator<std::_Rb_tree_const_iterator<std::pair<int, int>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::_Rb_tree_const_iterator<std::pair<int, int>>, std::allocator<std::_Rb_tree_const_iterator<std::pair<int, int>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::_Rb_tree_const_iterator<std::pair<int, int>>, std::allocator<std::_Rb_tree_const_iterator<std::pair<int, int>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.53" = type { %"struct.std::_Vector_base.54" }
%"struct.std::_Vector_base.54" = type { %"struct.std::_Vector_base<unsigned short, std::allocator<unsigned short>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned short, std::allocator<unsigned short>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned short, std::allocator<unsigned short>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned short, std::allocator<unsigned short>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.HPresolveAnalysis = type { ptr, ptr, ptr, ptr, ptr, i32, i32, %"class.std::vector.58", i8, i8, i32, i32, i32, %struct.HighsPresolveLog }
%"class.std::vector.58" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%struct.HighsPresolveLog = type { %"class.std::vector.62" }
%"class.std::vector.62" = type { %"struct.std::_Vector_base.63" }
%"struct.std::_Vector_base.63" = type { %"struct.std::_Vector_base<HighsPresolveRuleLog, std::allocator<HighsPresolveRuleLog>>::_Vector_impl" }
%"struct.std::_Vector_base<HighsPresolveRuleLog, std::allocator<HighsPresolveRuleLog>>::_Vector_impl" = type { %"struct.std::_Vector_base<HighsPresolveRuleLog, std::allocator<HighsPresolveRuleLog>>::_Vector_impl_data" }
%"struct.std::_Vector_base<HighsPresolveRuleLog, std::allocator<HighsPresolveRuleLog>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.HighsLp = type { i32, i32, %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.20", %class.HighsSparseMatrix, i32, double, %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", i32, i32, %"class.std::vector.67", %"class.std::vector.67", %"class.std::vector.72", %struct.HighsNameHash, %struct.HighsNameHash, i32, i32, %struct.HighsScale, i8, i8, i32, i8, %struct.HighsLpMods }
%class.HighsSparseMatrix = type { i32, i32, i32, %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.20" }
%"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::vector.67" = type { %"struct.std::_Vector_base.68" }
%"struct.std::_Vector_base.68" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.72" = type { %"struct.std::_Vector_base.73" }
%"struct.std::_Vector_base.73" = type { %"struct.std::_Vector_base<HighsVarType, std::allocator<HighsVarType>>::_Vector_impl" }
%"struct.std::_Vector_base<HighsVarType, std::allocator<HighsVarType>>::_Vector_impl" = type { %"struct.std::_Vector_base<HighsVarType, std::allocator<HighsVarType>>::_Vector_impl_data" }
%"struct.std::_Vector_base<HighsVarType, std::allocator<HighsVarType>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.HighsNameHash = type { %"class.std::unordered_map.77" }
%"class.std::unordered_map.77" = type { %"class.std::_Hashtable.78" }
%"class.std::_Hashtable.78" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%struct.HighsScale = type { i32, i8, i32, i32, double, %"class.std::vector.20", %"class.std::vector.20" }
%struct.HighsLpMods = type { %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.72", %"class.std::vector.5", %"class.std::vector.20", %"class.std::vector.5", %"class.std::vector.20", %"class.std::vector.5", %"class.std::vector.20", %"class.std::vector.20", %"class.std::vector.20" }

@.str.55 = external hidden unnamed_addr constant [76 x i8], align 1
@.str.125 = external hidden unnamed_addr constant [22 x i8], align 1
@__PRETTY_FUNCTION__._ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE = external hidden unnamed_addr constant [75 x i8], align 1
@.str.126 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.127 = external hidden unnamed_addr constant [6 x i8], align 1

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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorI12HighsVarTypeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK17HighsSliceNonzero5indexEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZNK17HighsSliceNonzero5valueEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK8presolve9HPresolve12getRowVectorEi(ptr dead_on_unwind noalias writable sret(%struct.HighsTripletTreeSlicePreOrder) align 8, ptr noundef nonnull align 8 dereferenceable(1720), i32 noundef) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE5beginEv(ptr dead_on_unwind noalias writable sret(%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator") align 8, ptr noundef nonnull align 8 dereferenceable(36)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE3endEv(ptr dead_on_unwind noalias writable sret(%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator") align 8, ptr noundef nonnull align 8 dereferenceable(36)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorneERKS2_(ptr noundef nonnull align 8 dereferenceable(60), ptr noundef nonnull align 8 dereferenceable(60)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratordeEv(ptr noundef nonnull align 8 dereferenceable(60)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(60) ptr @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorppEv(ptr noundef nonnull align 8 dereferenceable(60)) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIhSaIhEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8presolve9HPresolve6unlinkEi(ptr noundef nonnull align 8 dereferenceable(1720), i32 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8presolve9HPresolve14markColDeletedEi(ptr noundef nonnull align 8 dereferenceable(1720), i32 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE(ptr noundef nonnull align 8 dereferenceable(1720) %0, ptr noundef nonnull align 8 dereferenceable(224) %1) #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca double, align 8
  %10 = alloca double, align 8
  %11 = alloca double, align 8
  %12 = alloca double, align 8
  %13 = alloca double, align 8
  %14 = alloca double, align 8
  %15 = alloca ptr, align 8
  %16 = alloca %struct.HighsTripletTreeSlicePreOrder, align 8
  %17 = alloca %"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator", align 8
  %18 = alloca %"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator", align 8
  %19 = alloca ptr, align 8
  %20 = alloca i32, align 4
  %21 = alloca ptr, align 8
  %22 = alloca i32, align 4
  %23 = alloca double, align 8
  %24 = alloca %struct.HighsTripletTreeSlicePreOrder, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %25 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %26

26:                                               ; preds = %273, %2
  %27 = load i32, ptr %5, align 4, !tbaa !9
  %28 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %29 = load ptr, ptr %28, align 8, !tbaa !11
  %30 = getelementptr inbounds %class.HighsLp, ptr %29, i32 0, i32 0
  %31 = load i32, ptr %30, align 8, !tbaa !75
  %32 = icmp ne i32 %27, %31
  br i1 %32, label %34, label %33

33:                                               ; preds = %26
  store i32 2, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  br label %276

34:                                               ; preds = %26
  %35 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 47
  %36 = load i32, ptr %5, align 4, !tbaa !9
  %37 = sext i32 %36 to i64
  %38 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIhSaIhEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %35, i64 noundef %37) #6
  %39 = load i8, ptr %38, align 1, !tbaa !95
  %40 = icmp ne i8 %39, 0
  br i1 %40, label %41, label %42

41:                                               ; preds = %34
  br label %273

42:                                               ; preds = %34
  %43 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 17
  %44 = load i32, ptr %5, align 4, !tbaa !9
  %45 = sext i32 %44 to i64
  %46 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %43, i64 noundef %45) #6
  %47 = load i32, ptr %46, align 4, !tbaa !9
  %48 = icmp ne i32 %47, 1
  br i1 %48, label %49, label %50

49:                                               ; preds = %42
  br label %273

50:                                               ; preds = %42
  %51 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %52 = load ptr, ptr %51, align 8, !tbaa !11
  %53 = getelementptr inbounds %class.HighsLp, ptr %52, i32 0, i32 16
  %54 = load i32, ptr %5, align 4, !tbaa !9
  %55 = sext i32 %54 to i64
  %56 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorI12HighsVarTypeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %53, i64 noundef %55) #6
  %57 = load i8, ptr %56, align 1, !tbaa !96
  %58 = icmp eq i8 %57, 1
  br i1 %58, label %59, label %60

59:                                               ; preds = %50
  br label %273

60:                                               ; preds = %50
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  %61 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 8
  %62 = load i32, ptr %5, align 4, !tbaa !9
  %63 = sext i32 %62 to i64
  %64 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %61, i64 noundef %63) #6
  %65 = load i32, ptr %64, align 4, !tbaa !9
  store i32 %65, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  %66 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 6
  %67 = load i32, ptr %7, align 4, !tbaa !9
  %68 = sext i32 %67 to i64
  %69 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %66, i64 noundef %68) #6
  %70 = load i32, ptr %69, align 4, !tbaa !9
  store i32 %70, ptr %8, align 4, !tbaa !9
  %71 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 7
  %72 = load i32, ptr %7, align 4, !tbaa !9
  %73 = sext i32 %72 to i64
  %74 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %71, i64 noundef %73) #6
  %75 = load i32, ptr %74, align 4, !tbaa !9
  %76 = load i32, ptr %5, align 4, !tbaa !9
  %77 = icmp eq i32 %75, %76
  br i1 %77, label %78, label %79

78:                                               ; preds = %60
  br label %81

79:                                               ; preds = %60
  call void @__assert_fail(ptr noundef @.str.125, ptr noundef @.str.55, i32 noundef 4522, ptr noundef @__PRETTY_FUNCTION__._ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE) #7
  unreachable

80:                                               ; No predecessors!
  br label %81

81:                                               ; preds = %80, %78
  %82 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 46
  %83 = load i32, ptr %8, align 4, !tbaa !9
  %84 = sext i32 %83 to i64
  %85 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIhSaIhEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %82, i64 noundef %84) #6
  %86 = load i8, ptr %85, align 1, !tbaa !95
  %87 = icmp ne i8 %86, 0
  %88 = xor i1 %87, true
  br i1 %88, label %89, label %90

89:                                               ; preds = %81
  br label %92

90:                                               ; preds = %81
  call void @__assert_fail(ptr noundef @.str.126, ptr noundef @.str.55, i32 noundef 4523, ptr noundef @__PRETTY_FUNCTION__._ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE) #7
  unreachable

91:                                               ; No predecessors!
  br label %92

92:                                               ; preds = %91, %89
  %93 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %94 = load ptr, ptr %93, align 8, !tbaa !11
  %95 = getelementptr inbounds %class.HighsLp, ptr %94, i32 0, i32 5
  %96 = load i32, ptr %8, align 4, !tbaa !9
  %97 = sext i32 %96 to i64
  %98 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %95, i64 noundef %97) #6
  %99 = load double, ptr %98, align 8, !tbaa !98
  %100 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %101 = load ptr, ptr %100, align 8, !tbaa !11
  %102 = getelementptr inbounds %class.HighsLp, ptr %101, i32 0, i32 6
  %103 = load i32, ptr %8, align 4, !tbaa !9
  %104 = sext i32 %103 to i64
  %105 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %102, i64 noundef %104) #6
  %106 = load double, ptr %105, align 8, !tbaa !98
  %107 = fcmp une double %99, %106
  br i1 %107, label %108, label %109

108:                                              ; preds = %92
  store i32 4, ptr %6, align 4
  br label %270

109:                                              ; preds = %92
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #6
  %110 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %111 = load ptr, ptr %110, align 8, !tbaa !11
  %112 = getelementptr inbounds %class.HighsLp, ptr %111, i32 0, i32 3
  %113 = load i32, ptr %5, align 4, !tbaa !9
  %114 = sext i32 %113 to i64
  %115 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %112, i64 noundef %114) #6
  %116 = load double, ptr %115, align 8, !tbaa !98
  store double %116, ptr %9, align 8, !tbaa !98
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %117 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %118 = load ptr, ptr %117, align 8, !tbaa !11
  %119 = getelementptr inbounds %class.HighsLp, ptr %118, i32 0, i32 4
  %120 = load i32, ptr %5, align 4, !tbaa !9
  %121 = sext i32 %120 to i64
  %122 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %119, i64 noundef %121) #6
  %123 = load double, ptr %122, align 8, !tbaa !98
  store double %123, ptr %10, align 8, !tbaa !98
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  %124 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %125 = load ptr, ptr %124, align 8, !tbaa !11
  %126 = getelementptr inbounds %class.HighsLp, ptr %125, i32 0, i32 2
  %127 = load i32, ptr %5, align 4, !tbaa !9
  %128 = sext i32 %127 to i64
  %129 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %126, i64 noundef %128) #6
  %130 = load double, ptr %129, align 8, !tbaa !98
  store double %130, ptr %11, align 8, !tbaa !98
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  %131 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %132 = load ptr, ptr %131, align 8, !tbaa !11
  %133 = getelementptr inbounds %class.HighsLp, ptr %132, i32 0, i32 5
  %134 = load i32, ptr %8, align 4, !tbaa !9
  %135 = sext i32 %134 to i64
  %136 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %133, i64 noundef %135) #6
  %137 = load double, ptr %136, align 8, !tbaa !98
  store double %137, ptr %12, align 8, !tbaa !98
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #6
  %138 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 5
  %139 = load i32, ptr %7, align 4, !tbaa !9
  %140 = sext i32 %139 to i64
  %141 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %138, i64 noundef %140) #6
  %142 = load double, ptr %141, align 8, !tbaa !98
  store double %142, ptr %13, align 8, !tbaa !98
  %143 = load double, ptr %13, align 8, !tbaa !98
  %144 = fcmp une double %143, 0.000000e+00
  br i1 %144, label %145, label %146

145:                                              ; preds = %109
  br label %148

146:                                              ; preds = %109
  call void @__assert_fail(ptr noundef @.str.127, ptr noundef @.str.55, i32 noundef 4530, ptr noundef @__PRETTY_FUNCTION__._ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE) #7
  unreachable

147:                                              ; No predecessors!
  br label %148

148:                                              ; preds = %147, %145
  %149 = load double, ptr %13, align 8, !tbaa !98
  %150 = fcmp ogt double %149, 0.000000e+00
  br i1 %150, label %151, label %157

151:                                              ; preds = %148
  %152 = load double, ptr %12, align 8, !tbaa !98
  %153 = load double, ptr %13, align 8, !tbaa !98
  %154 = load double, ptr %10, align 8, !tbaa !98
  %155 = fneg double %153
  %156 = call double @llvm.fmuladd.f64(double %155, double %154, double %152)
  br label %163

157:                                              ; preds = %148
  %158 = load double, ptr %12, align 8, !tbaa !98
  %159 = load double, ptr %13, align 8, !tbaa !98
  %160 = load double, ptr %9, align 8, !tbaa !98
  %161 = fneg double %159
  %162 = call double @llvm.fmuladd.f64(double %161, double %160, double %158)
  br label %163

163:                                              ; preds = %157, %151
  %164 = phi double [ %156, %151 ], [ %162, %157 ]
  %165 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %166 = load ptr, ptr %165, align 8, !tbaa !11
  %167 = getelementptr inbounds %class.HighsLp, ptr %166, i32 0, i32 5
  %168 = load i32, ptr %8, align 4, !tbaa !9
  %169 = sext i32 %168 to i64
  %170 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %167, i64 noundef %169) #6
  store double %164, ptr %170, align 8, !tbaa !98
  %171 = load double, ptr %13, align 8, !tbaa !98
  %172 = fcmp ogt double %171, 0.000000e+00
  br i1 %172, label %173, label %179

173:                                              ; preds = %163
  %174 = load double, ptr %12, align 8, !tbaa !98
  %175 = load double, ptr %13, align 8, !tbaa !98
  %176 = load double, ptr %9, align 8, !tbaa !98
  %177 = fneg double %175
  %178 = call double @llvm.fmuladd.f64(double %177, double %176, double %174)
  br label %185

179:                                              ; preds = %163
  %180 = load double, ptr %12, align 8, !tbaa !98
  %181 = load double, ptr %13, align 8, !tbaa !98
  %182 = load double, ptr %10, align 8, !tbaa !98
  %183 = fneg double %181
  %184 = call double @llvm.fmuladd.f64(double %183, double %182, double %180)
  br label %185

185:                                              ; preds = %179, %173
  %186 = phi double [ %178, %173 ], [ %184, %179 ]
  %187 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %188 = load ptr, ptr %187, align 8, !tbaa !11
  %189 = getelementptr inbounds %class.HighsLp, ptr %188, i32 0, i32 6
  %190 = load i32, ptr %8, align 4, !tbaa !9
  %191 = sext i32 %190 to i64
  %192 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %189, i64 noundef %191) #6
  store double %186, ptr %192, align 8, !tbaa !98
  %193 = load double, ptr %11, align 8, !tbaa !98
  %194 = fcmp une double %193, 0.000000e+00
  br i1 %194, label %195, label %262

195:                                              ; preds = %185
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  %196 = load double, ptr %11, align 8, !tbaa !98
  %197 = load double, ptr %13, align 8, !tbaa !98
  %198 = fdiv double %196, %197
  store double %198, ptr %14, align 8, !tbaa !98
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.start.p0(i64 40, ptr %16) #6
  %199 = load i32, ptr %8, align 4, !tbaa !9
  call void @_ZNK8presolve9HPresolve12getRowVectorEi(ptr dead_on_unwind writable sret(%struct.HighsTripletTreeSlicePreOrder) align 8 %16, ptr noundef nonnull align 8 dereferenceable(1720) %25, i32 noundef %199)
  store ptr %16, ptr %15, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 64, ptr %17) #6
  %200 = load ptr, ptr %15, align 8, !tbaa !5
  call void @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE5beginEv(ptr dead_on_unwind writable sret(%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator") align 8 %17, ptr noundef nonnull align 8 dereferenceable(36) %200)
  call void @llvm.lifetime.start.p0(i64 64, ptr %18) #6
  %201 = load ptr, ptr %15, align 8, !tbaa !5
  invoke void @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE3endEv(ptr dead_on_unwind writable sret(%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator") align 8 %18, ptr noundef nonnull align 8 dereferenceable(36) %201)
          to label %202 unwind label %207

202:                                              ; preds = %195
  br label %203

203:                                              ; preds = %237, %202
  %204 = invoke noundef zeroext i1 @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorneERKS2_(ptr noundef nonnull align 8 dereferenceable(60) %17, ptr noundef nonnull align 8 dereferenceable(60) %18)
          to label %205 unwind label %211

205:                                              ; preds = %203
  br i1 %204, label %215, label %206

206:                                              ; preds = %205
  store i32 5, ptr %6, align 4
  call void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %18) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr %18) #6
  call void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %17) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 40, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  br label %254

207:                                              ; preds = %195
  %208 = landingpad { ptr, i32 }
          cleanup
  %209 = extractvalue { ptr, i32 } %208, 0
  store ptr %209, ptr %19, align 8
  %210 = extractvalue { ptr, i32 } %208, 1
  store i32 %210, ptr %20, align 4
  br label %253

211:                                              ; preds = %235, %203
  %212 = landingpad { ptr, i32 }
          cleanup
  %213 = extractvalue { ptr, i32 } %212, 0
  store ptr %213, ptr %19, align 8
  %214 = extractvalue { ptr, i32 } %212, 1
  store i32 %214, ptr %20, align 4
  br label %252

215:                                              ; preds = %205
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #6
  %216 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratordeEv(ptr noundef nonnull align 8 dereferenceable(60) %17)
          to label %217 unwind label %238

217:                                              ; preds = %215
  store ptr %216, ptr %21, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #6
  %218 = load ptr, ptr %21, align 8, !tbaa !5
  %219 = invoke noundef i32 @_ZNK17HighsSliceNonzero5indexEv(ptr noundef nonnull align 8 dereferenceable(16) %218)
          to label %220 unwind label %242

220:                                              ; preds = %217
  store i32 %219, ptr %22, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #6
  %221 = load ptr, ptr %21, align 8, !tbaa !5
  %222 = invoke noundef double @_ZNK17HighsSliceNonzero5valueEv(ptr noundef nonnull align 8 dereferenceable(16) %221)
          to label %223 unwind label %246

223:                                              ; preds = %220
  store double %222, ptr %23, align 8, !tbaa !98
  %224 = load double, ptr %14, align 8, !tbaa !98
  %225 = load double, ptr %23, align 8, !tbaa !98
  %226 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %227 = load ptr, ptr %226, align 8, !tbaa !11
  %228 = getelementptr inbounds %class.HighsLp, ptr %227, i32 0, i32 2
  %229 = load i32, ptr %22, align 4, !tbaa !9
  %230 = sext i32 %229 to i64
  %231 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %228, i64 noundef %230) #6
  %232 = load double, ptr %231, align 8, !tbaa !98
  %233 = fneg double %224
  %234 = call double @llvm.fmuladd.f64(double %233, double %225, double %232)
  store double %234, ptr %231, align 8, !tbaa !98
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #6
  br label %235

235:                                              ; preds = %223
  %236 = invoke noundef nonnull align 8 dereferenceable(60) ptr @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorppEv(ptr noundef nonnull align 8 dereferenceable(60) %17)
          to label %237 unwind label %211

237:                                              ; preds = %235
  br label %203

238:                                              ; preds = %215
  %239 = landingpad { ptr, i32 }
          cleanup
  %240 = extractvalue { ptr, i32 } %239, 0
  store ptr %240, ptr %19, align 8
  %241 = extractvalue { ptr, i32 } %239, 1
  store i32 %241, ptr %20, align 4
  br label %251

242:                                              ; preds = %217
  %243 = landingpad { ptr, i32 }
          cleanup
  %244 = extractvalue { ptr, i32 } %243, 0
  store ptr %244, ptr %19, align 8
  %245 = extractvalue { ptr, i32 } %243, 1
  store i32 %245, ptr %20, align 4
  br label %250

246:                                              ; preds = %220
  %247 = landingpad { ptr, i32 }
          cleanup
  %248 = extractvalue { ptr, i32 } %247, 0
  store ptr %248, ptr %19, align 8
  %249 = extractvalue { ptr, i32 } %247, 1
  store i32 %249, ptr %20, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #6
  br label %250

250:                                              ; preds = %246, %242
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %251

251:                                              ; preds = %250, %238
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #6
  br label %252

252:                                              ; preds = %251, %211
  call void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %18) #6
  br label %253

253:                                              ; preds = %252, %207
  call void @llvm.lifetime.end.p0(i64 64, ptr %18) #6
  call void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %17) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 40, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  br label %277

254:                                              ; preds = %206
  %255 = load double, ptr %14, align 8, !tbaa !98
  %256 = load double, ptr %12, align 8, !tbaa !98
  %257 = getelementptr inbounds %"class.presolve::HPresolve", ptr %25, i32 0, i32 0
  %258 = load ptr, ptr %257, align 8, !tbaa !11
  %259 = getelementptr inbounds %class.HighsLp, ptr %258, i32 0, i32 9
  %260 = load double, ptr %259, align 8, !tbaa !99
  %261 = call double @llvm.fmuladd.f64(double %255, double %256, double %260)
  store double %261, ptr %259, align 8, !tbaa !99
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  br label %262

262:                                              ; preds = %254, %185
  %263 = load ptr, ptr %4, align 8, !tbaa !5
  %264 = load i32, ptr %8, align 4, !tbaa !9
  %265 = load i32, ptr %5, align 4, !tbaa !9
  %266 = load double, ptr %12, align 8, !tbaa !98
  call void @llvm.lifetime.start.p0(i64 40, ptr %24) #6
  %267 = load i32, ptr %8, align 4, !tbaa !9
  call void @_ZNK8presolve9HPresolve12getRowVectorEi(ptr dead_on_unwind writable sret(%struct.HighsTripletTreeSlicePreOrder) align 8 %24, ptr noundef nonnull align 8 dereferenceable(1720) %25, i32 noundef %267)
  call void @_ZN8presolve19HighsPostsolveStack20slackColSubstitutionI29HighsTripletTreeSlicePreOrderEEviidRK16HighsMatrixSliceIT_E(ptr noundef nonnull align 8 dereferenceable(224) %263, i32 noundef %264, i32 noundef %265, double noundef %266, ptr noundef nonnull align 8 dereferenceable(36) %24)
  call void @llvm.lifetime.end.p0(i64 40, ptr %24) #6
  %268 = load i32, ptr %5, align 4, !tbaa !9
  call void @_ZN8presolve9HPresolve14markColDeletedEi(ptr noundef nonnull align 8 dereferenceable(1720) %25, i32 noundef %268)
  %269 = load i32, ptr %7, align 4, !tbaa !9
  call void @_ZN8presolve9HPresolve6unlinkEi(ptr noundef nonnull align 8 dereferenceable(1720) %25, i32 noundef %269)
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  store i32 0, ptr %6, align 4
  br label %270

270:                                              ; preds = %262, %108
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  %271 = load i32, ptr %6, align 4
  switch i32 %271, label %282 [
    i32 0, label %272
    i32 4, label %273
  ]

272:                                              ; preds = %270
  br label %273

273:                                              ; preds = %272, %270, %59, %49, %41
  %274 = load i32, ptr %5, align 4, !tbaa !9
  %275 = add nsw i32 %274, 1
  store i32 %275, ptr %5, align 4, !tbaa !9
  br label %26, !llvm.loop !100

276:                                              ; preds = %33
  ret i32 0

277:                                              ; preds = %253
  %278 = load ptr, ptr %19, align 8
  %279 = load i32, ptr %20, align 4
  %280 = insertvalue { ptr, i32 } poison, ptr %278, 0
  %281 = insertvalue { ptr, i32 } %280, i32 %279, 1
  resume { ptr, i32 } %281

282:                                              ; preds = %270
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8presolve19HighsPostsolveStack20slackColSubstitutionI29HighsTripletTreeSlicePreOrderEEviidRK16HighsMatrixSliceIT_E(ptr noundef nonnull align 8 dereferenceable(224), i32 noundef, i32 noundef, double noundef, ptr noundef nonnull align 8 dereferenceable(36)) #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { noreturn nounwind "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 = { 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #6 = { nounwind }
attributes #7 = { noreturn nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTSN8presolve9HPresolveE", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !13, i64 32, !14, i64 40, !18, i64 64, !18, i64 88, !18, i64 112, !18, i64 136, !18, i64 160, !18, i64 184, !18, i64 208, !18, i64 232, !18, i64 256, !18, i64 280, !18, i64 304, !18, i64 328, !18, i64 352, !18, i64 376, !14, i64 400, !14, i64 424, !18, i64 448, !18, i64 472, !14, i64 496, !14, i64 520, !14, i64 544, !14, i64 568, !18, i64 592, !18, i64 616, !22, i64 640, !22, i64 664, !26, i64 688, !26, i64 928, !18, i64 1168, !31, i64 1192, !18, i64 1216, !31, i64 1240, !35, i64 1264, !39, i64 1288, !45, i64 1344, !53, i64 1392, !57, i64 1416, !41, i64 1424, !18, i64 1432, !18, i64 1456, !31, i64 1480, !31, i64 1504, !58, i64 1528, !41, i64 1552, !10, i64 1560, !10, i64 1564, !10, i64 1568, !10, i64 1572, !10, i64 1576, !10, i64 1580, !57, i64 1584, !62, i64 1588, !63, i64 1592}
!13 = !{!"double", !7, i64 0}
!14 = !{!"_ZTSSt6vectorIdSaIdEE", !15, i64 0}
!15 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!18 = !{!"_ZTSSt6vectorIiSaIiEE", !19, i64 0}
!19 = !{!"_ZTSSt12_Vector_baseIiSaIiEE", !20, i64 0}
!20 = !{!"_ZTSNSt12_Vector_baseIiSaIiEE12_Vector_implE", !21, i64 0}
!21 = !{!"_ZTSNSt12_Vector_baseIiSaIiEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!22 = !{!"_ZTSSt6vectorISt3setIiSt4lessIiESaIiEESaIS4_EE", !23, i64 0}
!23 = !{!"_ZTSSt12_Vector_baseISt3setIiSt4lessIiESaIiEESaIS4_EE", !24, i64 0}
!24 = !{!"_ZTSNSt12_Vector_baseISt3setIiSt4lessIiESaIiEESaIS4_EE12_Vector_implE", !25, i64 0}
!25 = !{!"_ZTSNSt12_Vector_baseISt3setIiSt4lessIiESaIiEESaIS4_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!26 = !{!"_ZTS20HighsLinearSumBounds", !27, i64 0, !27, i64 24, !18, i64 48, !18, i64 72, !27, i64 96, !27, i64 120, !18, i64 144, !18, i64 168, !6, i64 192, !6, i64 200, !6, i64 208, !6, i64 216, !6, i64 224, !6, i64 232}
!27 = !{!"_ZTSSt6vectorI12HighsCDoubleSaIS0_EE", !28, i64 0}
!28 = !{!"_ZTSSt12_Vector_baseI12HighsCDoubleSaIS0_EE", !29, i64 0}
!29 = !{!"_ZTSNSt12_Vector_baseI12HighsCDoubleSaIS0_EE12_Vector_implE", !30, i64 0}
!30 = !{!"_ZTSNSt12_Vector_baseI12HighsCDoubleSaIS0_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!31 = !{!"_ZTSSt6vectorIhSaIhEE", !32, i64 0}
!32 = !{!"_ZTSSt12_Vector_baseIhSaIhEE", !33, i64 0}
!33 = !{!"_ZTSNSt12_Vector_baseIhSaIhEE12_Vector_implE", !34, i64 0}
!34 = !{!"_ZTSNSt12_Vector_baseIhSaIhEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!35 = !{!"_ZTSSt6vectorISt4pairIiiESaIS1_EE", !36, i64 0}
!36 = !{!"_ZTSSt12_Vector_baseISt4pairIiiESaIS1_EE", !37, i64 0}
!37 = !{!"_ZTSNSt12_Vector_baseISt4pairIiiESaIS1_EE12_Vector_implE", !38, i64 0}
!38 = !{!"_ZTSNSt12_Vector_baseISt4pairIiiESaIS1_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!39 = !{!"_ZTSSt13unordered_mapIi13HighsHashTreeISt4pairIiiEdESt4hashIiESt8equal_toIiESaIS1_IKiS3_EEE", !40, i64 0}
!40 = !{!"_ZTSSt10_HashtableIiSt4pairIKi13HighsHashTreeIS0_IiiEdEESaIS5_ENSt8__detail10_Select1stESt8equal_toIiESt4hashIiENS7_18_Mod_range_hashingENS7_20_Default_ranged_hashENS7_20_Prime_rehash_policyENS7_17_Hashtable_traitsILb0ELb0ELb1EEEE", !6, i64 0, !41, i64 8, !42, i64 16, !41, i64 24, !43, i64 32, !6, i64 48}
!41 = !{!"long", !7, i64 0}
!42 = !{!"_ZTSNSt8__detail15_Hash_node_baseE", !6, i64 0}
!43 = !{!"_ZTSNSt8__detail20_Prime_rehash_policyE", !44, i64 0, !41, i64 8}
!44 = !{!"float", !7, i64 0}
!45 = !{!"_ZTSSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE", !46, i64 0}
!46 = !{!"_ZTSSt8_Rb_treeISt4pairIiiES1_St9_IdentityIS1_ESt4lessIS1_ESaIS1_EE", !47, i64 0}
!47 = !{!"_ZTSNSt8_Rb_treeISt4pairIiiES1_St9_IdentityIS1_ESt4lessIS1_ESaIS1_EE13_Rb_tree_implIS5_Lb1EEE", !48, i64 0, !50, i64 8}
!48 = !{!"_ZTSSt20_Rb_tree_key_compareISt4lessISt4pairIiiEEE", !49, i64 0}
!49 = !{!"_ZTSSt4lessISt4pairIiiEE"}
!50 = !{!"_ZTSSt15_Rb_tree_header", !51, i64 0, !41, i64 32}
!51 = !{!"_ZTSSt18_Rb_tree_node_base", !52, i64 0, !6, i64 8, !6, i64 16, !6, i64 24}
!52 = !{!"_ZTSSt14_Rb_tree_color", !7, i64 0}
!53 = !{!"_ZTSSt6vectorISt23_Rb_tree_const_iteratorISt4pairIiiEESaIS3_EE", !54, i64 0}
!54 = !{!"_ZTSSt12_Vector_baseISt23_Rb_tree_const_iteratorISt4pairIiiEESaIS3_EE", !55, i64 0}
!55 = !{!"_ZTSNSt12_Vector_baseISt23_Rb_tree_const_iteratorISt4pairIiiEESaIS3_EE12_Vector_implE", !56, i64 0}
!56 = !{!"_ZTSNSt12_Vector_baseISt23_Rb_tree_const_iteratorISt4pairIiiEESaIS3_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!57 = !{!"bool", !7, i64 0}
!58 = !{!"_ZTSSt6vectorItSaItEE", !59, i64 0}
!59 = !{!"_ZTSSt12_Vector_baseItSaItEE", !60, i64 0}
!60 = !{!"_ZTSNSt12_Vector_baseItSaItEE12_Vector_implE", !61, i64 0}
!61 = !{!"_ZTSNSt12_Vector_baseItSaItEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!62 = !{!"_ZTS19HighsPresolveStatus", !7, i64 0}
!63 = !{!"_ZTS17HPresolveAnalysis", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !10, i64 40, !10, i64 44, !64, i64 48, !57, i64 88, !57, i64 89, !10, i64 92, !10, i64 96, !10, i64 100, !70, i64 104}
!64 = !{!"_ZTSSt6vectorIbSaIbEE", !65, i64 0}
!65 = !{!"_ZTSSt13_Bvector_baseISaIbEE", !66, i64 0}
!66 = !{!"_ZTSNSt13_Bvector_baseISaIbEE13_Bvector_implE", !67, i64 0}
!67 = !{!"_ZTSNSt13_Bvector_baseISaIbEE18_Bvector_impl_dataE", !68, i64 0, !68, i64 16, !6, i64 32}
!68 = !{!"_ZTSSt13_Bit_iterator", !69, i64 0}
!69 = !{!"_ZTSSt18_Bit_iterator_base", !6, i64 0, !10, i64 8}
!70 = !{!"_ZTS16HighsPresolveLog", !71, i64 0}
!71 = !{!"_ZTSSt6vectorI20HighsPresolveRuleLogSaIS0_EE", !72, i64 0}
!72 = !{!"_ZTSSt12_Vector_baseI20HighsPresolveRuleLogSaIS0_EE", !73, i64 0}
!73 = !{!"_ZTSNSt12_Vector_baseI20HighsPresolveRuleLogSaIS0_EE12_Vector_implE", !74, i64 0}
!74 = !{!"_ZTSNSt12_Vector_baseI20HighsPresolveRuleLogSaIS0_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!75 = !{!76, !10, i64 0}
!76 = !{!"_ZTS7HighsLp", !10, i64 0, !10, i64 4, !14, i64 8, !14, i64 32, !14, i64 56, !14, i64 80, !14, i64 104, !77, i64 128, !79, i64 240, !13, i64 248, !80, i64 256, !80, i64 288, !10, i64 320, !10, i64 324, !82, i64 328, !82, i64 352, !86, i64 376, !90, i64 400, !90, i64 456, !10, i64 512, !10, i64 516, !93, i64 520, !57, i64 592, !57, i64 593, !10, i64 596, !57, i64 600, !94, i64 608}
!77 = !{!"_ZTS17HighsSparseMatrix", !78, i64 0, !10, i64 4, !10, i64 8, !18, i64 16, !18, i64 40, !18, i64 64, !14, i64 88}
!78 = !{!"_ZTS12MatrixFormat", !7, i64 0}
!79 = !{!"_ZTS8ObjSense", !7, i64 0}
!80 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !81, i64 0, !41, i64 8, !7, i64 16}
!81 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!82 = !{!"_ZTSSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE", !83, i64 0}
!83 = !{!"_ZTSSt12_Vector_baseINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE", !84, i64 0}
!84 = !{!"_ZTSNSt12_Vector_baseINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE12_Vector_implE", !85, i64 0}
!85 = !{!"_ZTSNSt12_Vector_baseINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!86 = !{!"_ZTSSt6vectorI12HighsVarTypeSaIS0_EE", !87, i64 0}
!87 = !{!"_ZTSSt12_Vector_baseI12HighsVarTypeSaIS0_EE", !88, i64 0}
!88 = !{!"_ZTSNSt12_Vector_baseI12HighsVarTypeSaIS0_EE12_Vector_implE", !89, i64 0}
!89 = !{!"_ZTSNSt12_Vector_baseI12HighsVarTypeSaIS0_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!90 = !{!"_ZTS13HighsNameHash", !91, i64 0}
!91 = !{!"_ZTSSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE", !92, i64 0}
!92 = !{!"_ZTSSt10_HashtableINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4pairIKS5_iESaIS8_ENSt8__detail10_Select1stESt8equal_toIS5_ESt4hashIS5_ENSA_18_Mod_range_hashingENSA_20_Default_ranged_hashENSA_20_Prime_rehash_policyENSA_17_Hashtable_traitsILb1ELb0ELb1EEEE", !6, i64 0, !41, i64 8, !42, i64 16, !41, i64 24, !43, i64 32, !6, i64 48}
!93 = !{!"_ZTS10HighsScale", !10, i64 0, !57, i64 4, !10, i64 8, !10, i64 12, !13, i64 16, !14, i64 24, !14, i64 48}
!94 = !{!"_ZTS11HighsLpMods", !18, i64 0, !18, i64 24, !14, i64 48, !14, i64 72, !86, i64 96, !18, i64 120, !14, i64 144, !18, i64 168, !14, i64 192, !18, i64 216, !14, i64 240, !14, i64 264, !14, i64 288}
!95 = !{!7, !7, i64 0}
!96 = !{!97, !97, i64 0}
!97 = !{!"_ZTS12HighsVarType", !7, i64 0}
!98 = !{!13, !13, i64 0}
!99 = !{!76, !13, i64 248}
!100 = distinct !{!100, !101}
!101 = !{!"llvm.loop.mustprogress"}


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

%struct.HighsTripletTreeSlicePreOrder = type { %class.HighsMatrixSlice.base.109, [4 x i8] }
%class.HighsMatrixSlice.base.109 = type <{ ptr, ptr, ptr, ptr, i32 }>
%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator" = type <{ %class.HighsSliceNonzero, ptr, ptr, %"class.std::vector.5", i32, [4 x i8] }>
%class.HighsSliceNonzero = type { ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str.55 = external hidden unnamed_addr constant [76 x i8], align 1
@.str.125 = external hidden unnamed_addr constant [22 x i8], align 1
@__PRETTY_FUNCTION__._ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE = external hidden unnamed_addr constant [75 x i8], align 1
@.str.126 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.127 = external hidden unnamed_addr constant [6 x i8], align 1

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

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorI12HighsVarTypeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK17HighsSliceNonzero5indexEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef double @_ZNK17HighsSliceNonzero5valueEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK8presolve9HPresolve12getRowVectorEi(ptr dead_on_unwind noalias writable sret(%struct.HighsTripletTreeSlicePreOrder) align 8, ptr noundef nonnull align 8 dereferenceable(1720), i32 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE5beginEv(ptr dead_on_unwind noalias writable sret(%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator") align 8, ptr noundef nonnull align 8 dereferenceable(36)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE3endEv(ptr dead_on_unwind noalias writable sret(%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator") align 8, ptr noundef nonnull align 8 dereferenceable(36)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorneERKS2_(ptr noundef nonnull align 8 dereferenceable(60), ptr noundef nonnull align 8 dereferenceable(60)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratordeEv(ptr noundef nonnull align 8 dereferenceable(60)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(60) ptr @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorppEv(ptr noundef nonnull align 8 dereferenceable(60)) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.fmuladd.f64(double, double, double) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIhSaIhEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8presolve9HPresolve6unlinkEi(ptr noundef nonnull align 8 dereferenceable(1720), i32 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8presolve9HPresolve14markColDeletedEi(ptr noundef nonnull align 8 dereferenceable(1720), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE(ptr noundef nonnull align 8 dereferenceable(1720) %0, ptr noundef nonnull align 8 dereferenceable(224) %1) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %struct.HighsTripletTreeSlicePreOrder, align 8
  %4 = alloca %"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator", align 8
  %5 = alloca %"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator", align 8
  %6 = alloca %struct.HighsTripletTreeSlicePreOrder, align 8
  %7 = load ptr, ptr %0, align 8, !tbaa !5
  %8 = load i32, ptr %7, align 8, !tbaa !73
  %.not64 = icmp eq i32 %8, 0
  br i1 %.not64, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2
  %9 = getelementptr inbounds i8, ptr %0, i64 1504
  %10 = getelementptr inbounds i8, ptr %0, i64 328
  %11 = getelementptr inbounds i8, ptr %0, i64 112
  %12 = getelementptr inbounds i8, ptr %0, i64 64
  %13 = getelementptr inbounds i8, ptr %0, i64 88
  %14 = getelementptr inbounds i8, ptr %0, i64 1480
  %15 = getelementptr inbounds i8, ptr %0, i64 40
  br label %16

._crit_edge:                                      ; preds = %115, %2
  ret i32 0

16:                                               ; preds = %.lr.ph, %115
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %115 ]
  %17 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIhSaIhEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %indvars.iv) #6
  %18 = load i8, ptr %17, align 1, !tbaa !93
  %.not60 = icmp eq i8 %18, 0
  br i1 %.not60, label %19, label %115

19:                                               ; preds = %16
  %20 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %indvars.iv) #6
  %21 = load i32, ptr %20, align 4, !tbaa !94
  %.not61 = icmp eq i32 %21, 1
  br i1 %.not61, label %22, label %115

22:                                               ; preds = %19
  %23 = load ptr, ptr %0, align 8, !tbaa !5
  %24 = getelementptr inbounds i8, ptr %23, i64 376
  %25 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorI12HighsVarTypeSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %24, i64 noundef %indvars.iv) #6
  %26 = load i8, ptr %25, align 1, !tbaa !95
  %27 = icmp eq i8 %26, 1
  br i1 %27, label %115, label %28

28:                                               ; preds = %22
  %29 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %indvars.iv) #6
  %30 = load i32, ptr %29, align 4, !tbaa !94
  %31 = sext i32 %30 to i64
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %31) #6
  %33 = load i32, ptr %32, align 4, !tbaa !94
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %31) #6
  %35 = load i32, ptr %34, align 4, !tbaa !94
  %36 = zext i32 %35 to i64
  %37 = icmp eq i64 %indvars.iv, %36
  br i1 %37, label %39, label %38

38:                                               ; preds = %28
  call void @__assert_fail(ptr noundef nonnull @.str.125, ptr noundef nonnull @.str.55, i32 noundef 4522, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE) #7
  unreachable

39:                                               ; preds = %28
  %40 = sext i32 %33 to i64
  %41 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIhSaIhEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %40) #6
  %42 = load i8, ptr %41, align 1, !tbaa !93
  %.not62 = icmp eq i8 %42, 0
  br i1 %.not62, label %44, label %43

43:                                               ; preds = %39
  call void @__assert_fail(ptr noundef nonnull @.str.126, ptr noundef nonnull @.str.55, i32 noundef 4523, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE) #7
  unreachable

44:                                               ; preds = %39
  %45 = load ptr, ptr %0, align 8, !tbaa !5
  %46 = getelementptr inbounds i8, ptr %45, i64 80
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %46, i64 noundef %40) #6
  %48 = load double, ptr %47, align 8, !tbaa !97
  %49 = load ptr, ptr %0, align 8, !tbaa !5
  %50 = getelementptr inbounds i8, ptr %49, i64 104
  %51 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %50, i64 noundef %40) #6
  %52 = load double, ptr %51, align 8, !tbaa !97
  %53 = fcmp une double %48, %52
  br i1 %53, label %115, label %54

54:                                               ; preds = %44
  %55 = load ptr, ptr %0, align 8, !tbaa !5
  %56 = getelementptr inbounds i8, ptr %55, i64 32
  %57 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %56, i64 noundef %indvars.iv) #6
  %58 = load double, ptr %57, align 8, !tbaa !97
  %59 = load ptr, ptr %0, align 8, !tbaa !5
  %60 = getelementptr inbounds i8, ptr %59, i64 56
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %60, i64 noundef %indvars.iv) #6
  %62 = load double, ptr %61, align 8, !tbaa !97
  %63 = load ptr, ptr %0, align 8, !tbaa !5
  %64 = getelementptr inbounds i8, ptr %63, i64 8
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %64, i64 noundef %indvars.iv) #6
  %66 = load double, ptr %65, align 8, !tbaa !97
  %67 = load ptr, ptr %0, align 8, !tbaa !5
  %68 = getelementptr inbounds i8, ptr %67, i64 80
  %69 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %68, i64 noundef %40) #6
  %70 = load double, ptr %69, align 8, !tbaa !97
  %71 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %31) #6
  %72 = load double, ptr %71, align 8, !tbaa !97
  %73 = fcmp une double %72, 0.000000e+00
  br i1 %73, label %75, label %74

74:                                               ; preds = %54
  call void @__assert_fail(ptr noundef nonnull @.str.127, ptr noundef nonnull @.str.55, i32 noundef 4530, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN8presolve9HPresolve12removeSlacksERNS_19HighsPostsolveStackE) #7
  unreachable

75:                                               ; preds = %54
  %76 = fcmp ogt double %72, 0.000000e+00
  %77 = fneg double %72
  %78 = load ptr, ptr %0, align 8, !tbaa !5
  %79 = getelementptr inbounds i8, ptr %78, i64 80
  %80 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %79, i64 noundef %40) #6
  %. = select i1 %76, double %62, double %58
  %.69 = select i1 %76, double %58, double %62
  %81 = call double @llvm.fmuladd.f64(double %77, double %., double %70)
  store double %81, ptr %80, align 8, !tbaa !97
  %82 = call double @llvm.fmuladd.f64(double %77, double %.69, double %70)
  %83 = load ptr, ptr %0, align 8, !tbaa !5
  %84 = getelementptr inbounds i8, ptr %83, i64 104
  %85 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %84, i64 noundef %40) #6
  store double %82, ptr %85, align 8, !tbaa !97
  %86 = fcmp une double %66, 0.000000e+00
  br i1 %86, label %87, label %113

87:                                               ; preds = %75
  %88 = fdiv double %66, %72
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #6
  call void @_ZNK8presolve9HPresolve12getRowVectorEi(ptr dead_on_unwind nonnull writable sret(%struct.HighsTripletTreeSlicePreOrder) align 8 %3, ptr noundef nonnull align 8 dereferenceable(1720) %0, i32 noundef %33)
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %4) #6
  call void @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE5beginEv(ptr dead_on_unwind nonnull writable sret(%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator") align 8 %4, ptr noundef nonnull align 8 dereferenceable(36) %3)
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %5) #6
  invoke void @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE3endEv(ptr dead_on_unwind nonnull writable sret(%"class.HighsMatrixSlice<HighsTripletTreeSlicePreOrder>::iterator") align 8 %5, ptr noundef nonnull align 8 dereferenceable(36) %3)
          to label %.preheader unwind label %97

.preheader:                                       ; preds = %87
  %89 = fneg double %88
  br label %90

90:                                               ; preds = %.preheader, %101
  %91 = call noundef zeroext i1 @_ZNK16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorneERKS2_(ptr noundef nonnull align 8 dereferenceable(60) %4, ptr noundef nonnull align 8 dereferenceable(60) %5)
  br i1 %91, label %101, label %92

92:                                               ; preds = %90
  call void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %5) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %5) #6
  call void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %4) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #6
  %93 = load ptr, ptr %0, align 8, !tbaa !5
  %94 = getelementptr inbounds i8, ptr %93, i64 248
  %95 = load double, ptr %94, align 8, !tbaa !98
  %96 = call double @llvm.fmuladd.f64(double %88, double %70, double %95)
  store double %96, ptr %94, align 8, !tbaa !98
  br label %113

97:                                               ; preds = %87
  %98 = landingpad { ptr, i32 }
          cleanup
  br label %112

99:                                               ; preds = %101
  %100 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %5) #6
  br label %112

101:                                              ; preds = %90
  %102 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratordeEv(ptr noundef nonnull align 8 dereferenceable(60) %4)
  %103 = call noundef i32 @_ZNK17HighsSliceNonzero5indexEv(ptr noundef nonnull align 8 dereferenceable(16) %102)
  %104 = call noundef double @_ZNK17HighsSliceNonzero5valueEv(ptr noundef nonnull align 8 dereferenceable(16) %102)
  %105 = load ptr, ptr %0, align 8, !tbaa !5
  %106 = getelementptr inbounds i8, ptr %105, i64 8
  %107 = sext i32 %103 to i64
  %108 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %106, i64 noundef %107) #6
  %109 = load double, ptr %108, align 8, !tbaa !97
  %110 = call double @llvm.fmuladd.f64(double %89, double %104, double %109)
  store double %110, ptr %108, align 8, !tbaa !97
  %111 = invoke noundef nonnull align 8 dereferenceable(60) ptr @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorppEv(ptr noundef nonnull align 8 dereferenceable(60) %4)
          to label %90 unwind label %99

112:                                              ; preds = %99, %97
  %.pn = phi { ptr, i32 } [ %100, %99 ], [ %98, %97 ]
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %5) #6
  call void @_ZN16HighsMatrixSliceI29HighsTripletTreeSlicePreOrderE8iteratorD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %4) #6
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #6
  resume { ptr, i32 } %.pn

113:                                              ; preds = %92, %75
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %6) #6
  call void @_ZNK8presolve9HPresolve12getRowVectorEi(ptr dead_on_unwind nonnull writable sret(%struct.HighsTripletTreeSlicePreOrder) align 8 %6, ptr noundef nonnull align 8 dereferenceable(1720) %0, i32 noundef %33)
  %114 = trunc nuw nsw i64 %indvars.iv to i32
  call void @_ZN8presolve19HighsPostsolveStack20slackColSubstitutionI29HighsTripletTreeSlicePreOrderEEviidRK16HighsMatrixSliceIT_E(ptr noundef nonnull align 8 dereferenceable(224) %1, i32 noundef %33, i32 noundef %114, double noundef %70, ptr noundef nonnull align 8 dereferenceable(36) %6)
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %6) #6
  call void @_ZN8presolve9HPresolve14markColDeletedEi(ptr noundef nonnull align 8 dereferenceable(1720) %0, i32 noundef %114)
  call void @_ZN8presolve9HPresolve6unlinkEi(ptr noundef nonnull align 8 dereferenceable(1720) %0, i32 noundef %30)
  br label %115

115:                                              ; preds = %113, %44, %22, %19, %16
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %116 = load ptr, ptr %0, align 8, !tbaa !5
  %117 = load i32, ptr %116, align 8, !tbaa !73
  %118 = zext i32 %117 to i64
  %.not = icmp eq i64 %indvars.iv.next, %118
  br i1 %.not, label %._crit_edge, label %16, !llvm.loop !99
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8presolve19HighsPostsolveStack20slackColSubstitutionI29HighsTripletTreeSlicePreOrderEEviidRK16HighsMatrixSliceIT_E(ptr noundef nonnull align 8 dereferenceable(224), i32 noundef, i32 noundef, double noundef, ptr noundef nonnull align 8 dereferenceable(36)) local_unnamed_addr #3 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { noreturn nounwind "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 = { 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 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #6 = { nounwind }
attributes #7 = { noreturn 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, !7, i64 0}
!6 = !{!"_ZTSN8presolve9HPresolveE", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !10, i64 32, !11, i64 40, !15, i64 64, !15, i64 88, !15, i64 112, !15, i64 136, !15, i64 160, !15, i64 184, !15, i64 208, !15, i64 232, !15, i64 256, !15, i64 280, !15, i64 304, !15, i64 328, !15, i64 352, !15, i64 376, !11, i64 400, !11, i64 424, !15, i64 448, !15, i64 472, !11, i64 496, !11, i64 520, !11, i64 544, !11, i64 568, !15, i64 592, !15, i64 616, !19, i64 640, !19, i64 664, !23, i64 688, !23, i64 928, !15, i64 1168, !28, i64 1192, !15, i64 1216, !28, i64 1240, !32, i64 1264, !36, i64 1288, !42, i64 1344, !50, i64 1392, !54, i64 1416, !38, i64 1424, !15, i64 1432, !15, i64 1456, !28, i64 1480, !28, i64 1504, !55, i64 1528, !38, i64 1552, !59, i64 1560, !59, i64 1564, !59, i64 1568, !59, i64 1572, !59, i64 1576, !59, i64 1580, !54, i64 1584, !60, i64 1588, !61, i64 1592}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"double", !8, i64 0}
!11 = !{!"_ZTSSt6vectorIdSaIdEE", !12, i64 0}
!12 = !{!"_ZTSSt12_Vector_baseIdSaIdEE", !13, i64 0}
!13 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE12_Vector_implE", !14, i64 0}
!14 = !{!"_ZTSNSt12_Vector_baseIdSaIdEE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!15 = !{!"_ZTSSt6vectorIiSaIiEE", !16, i64 0}
!16 = !{!"_ZTSSt12_Vector_baseIiSaIiEE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIiSaIiEE12_Vector_implE", !18, i64 0}
!18 = !{!"_ZTSNSt12_Vector_baseIiSaIiEE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!19 = !{!"_ZTSSt6vectorISt3setIiSt4lessIiESaIiEESaIS4_EE", !20, i64 0}
!20 = !{!"_ZTSSt12_Vector_baseISt3setIiSt4lessIiESaIiEESaIS4_EE", !21, i64 0}
!21 = !{!"_ZTSNSt12_Vector_baseISt3setIiSt4lessIiESaIiEESaIS4_EE12_Vector_implE", !22, i64 0}
!22 = !{!"_ZTSNSt12_Vector_baseISt3setIiSt4lessIiESaIiEESaIS4_EE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!23 = !{!"_ZTS20HighsLinearSumBounds", !24, i64 0, !24, i64 24, !15, i64 48, !15, i64 72, !24, i64 96, !24, i64 120, !15, i64 144, !15, i64 168, !7, i64 192, !7, i64 200, !7, i64 208, !7, i64 216, !7, i64 224, !7, i64 232}
!24 = !{!"_ZTSSt6vectorI12HighsCDoubleSaIS0_EE", !25, i64 0}
!25 = !{!"_ZTSSt12_Vector_baseI12HighsCDoubleSaIS0_EE", !26, i64 0}
!26 = !{!"_ZTSNSt12_Vector_baseI12HighsCDoubleSaIS0_EE12_Vector_implE", !27, i64 0}
!27 = !{!"_ZTSNSt12_Vector_baseI12HighsCDoubleSaIS0_EE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!28 = !{!"_ZTSSt6vectorIhSaIhEE", !29, i64 0}
!29 = !{!"_ZTSSt12_Vector_baseIhSaIhEE", !30, i64 0}
!30 = !{!"_ZTSNSt12_Vector_baseIhSaIhEE12_Vector_implE", !31, i64 0}
!31 = !{!"_ZTSNSt12_Vector_baseIhSaIhEE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!32 = !{!"_ZTSSt6vectorISt4pairIiiESaIS1_EE", !33, i64 0}
!33 = !{!"_ZTSSt12_Vector_baseISt4pairIiiESaIS1_EE", !34, i64 0}
!34 = !{!"_ZTSNSt12_Vector_baseISt4pairIiiESaIS1_EE12_Vector_implE", !35, i64 0}
!35 = !{!"_ZTSNSt12_Vector_baseISt4pairIiiESaIS1_EE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!36 = !{!"_ZTSSt13unordered_mapIi13HighsHashTreeISt4pairIiiEdESt4hashIiESt8equal_toIiESaIS1_IKiS3_EEE", !37, i64 0}
!37 = !{!"_ZTSSt10_HashtableIiSt4pairIKi13HighsHashTreeIS0_IiiEdEESaIS5_ENSt8__detail10_Select1stESt8equal_toIiESt4hashIiENS7_18_Mod_range_hashingENS7_20_Default_ranged_hashENS7_20_Prime_rehash_policyENS7_17_Hashtable_traitsILb0ELb0ELb1EEEE", !7, i64 0, !38, i64 8, !39, i64 16, !38, i64 24, !40, i64 32, !7, i64 48}
!38 = !{!"long", !8, i64 0}
!39 = !{!"_ZTSNSt8__detail15_Hash_node_baseE", !7, i64 0}
!40 = !{!"_ZTSNSt8__detail20_Prime_rehash_policyE", !41, i64 0, !38, i64 8}
!41 = !{!"float", !8, i64 0}
!42 = !{!"_ZTSSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE", !43, i64 0}
!43 = !{!"_ZTSSt8_Rb_treeISt4pairIiiES1_St9_IdentityIS1_ESt4lessIS1_ESaIS1_EE", !44, i64 0}
!44 = !{!"_ZTSNSt8_Rb_treeISt4pairIiiES1_St9_IdentityIS1_ESt4lessIS1_ESaIS1_EE13_Rb_tree_implIS5_Lb1EEE", !45, i64 0, !47, i64 8}
!45 = !{!"_ZTSSt20_Rb_tree_key_compareISt4lessISt4pairIiiEEE", !46, i64 0}
!46 = !{!"_ZTSSt4lessISt4pairIiiEE"}
!47 = !{!"_ZTSSt15_Rb_tree_header", !48, i64 0, !38, i64 32}
!48 = !{!"_ZTSSt18_Rb_tree_node_base", !49, i64 0, !7, i64 8, !7, i64 16, !7, i64 24}
!49 = !{!"_ZTSSt14_Rb_tree_color", !8, i64 0}
!50 = !{!"_ZTSSt6vectorISt23_Rb_tree_const_iteratorISt4pairIiiEESaIS3_EE", !51, i64 0}
!51 = !{!"_ZTSSt12_Vector_baseISt23_Rb_tree_const_iteratorISt4pairIiiEESaIS3_EE", !52, i64 0}
!52 = !{!"_ZTSNSt12_Vector_baseISt23_Rb_tree_const_iteratorISt4pairIiiEESaIS3_EE12_Vector_implE", !53, i64 0}
!53 = !{!"_ZTSNSt12_Vector_baseISt23_Rb_tree_const_iteratorISt4pairIiiEESaIS3_EE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!54 = !{!"bool", !8, i64 0}
!55 = !{!"_ZTSSt6vectorItSaItEE", !56, i64 0}
!56 = !{!"_ZTSSt12_Vector_baseItSaItEE", !57, i64 0}
!57 = !{!"_ZTSNSt12_Vector_baseItSaItEE12_Vector_implE", !58, i64 0}
!58 = !{!"_ZTSNSt12_Vector_baseItSaItEE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!59 = !{!"int", !8, i64 0}
!60 = !{!"_ZTS19HighsPresolveStatus", !8, i64 0}
!61 = !{!"_ZTS17HPresolveAnalysis", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !59, i64 40, !59, i64 44, !62, i64 48, !54, i64 88, !54, i64 89, !59, i64 92, !59, i64 96, !59, i64 100, !68, i64 104}
!62 = !{!"_ZTSSt6vectorIbSaIbEE", !63, i64 0}
!63 = !{!"_ZTSSt13_Bvector_baseISaIbEE", !64, i64 0}
!64 = !{!"_ZTSNSt13_Bvector_baseISaIbEE13_Bvector_implE", !65, i64 0}
!65 = !{!"_ZTSNSt13_Bvector_baseISaIbEE18_Bvector_impl_dataE", !66, i64 0, !66, i64 16, !7, i64 32}
!66 = !{!"_ZTSSt13_Bit_iterator", !67, i64 0}
!67 = !{!"_ZTSSt18_Bit_iterator_base", !7, i64 0, !59, i64 8}
!68 = !{!"_ZTS16HighsPresolveLog", !69, i64 0}
!69 = !{!"_ZTSSt6vectorI20HighsPresolveRuleLogSaIS0_EE", !70, i64 0}
!70 = !{!"_ZTSSt12_Vector_baseI20HighsPresolveRuleLogSaIS0_EE", !71, i64 0}
!71 = !{!"_ZTSNSt12_Vector_baseI20HighsPresolveRuleLogSaIS0_EE12_Vector_implE", !72, i64 0}
!72 = !{!"_ZTSNSt12_Vector_baseI20HighsPresolveRuleLogSaIS0_EE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!73 = !{!74, !59, i64 0}
!74 = !{!"_ZTS7HighsLp", !59, i64 0, !59, i64 4, !11, i64 8, !11, i64 32, !11, i64 56, !11, i64 80, !11, i64 104, !75, i64 128, !77, i64 240, !10, i64 248, !78, i64 256, !78, i64 288, !59, i64 320, !59, i64 324, !80, i64 328, !80, i64 352, !84, i64 376, !88, i64 400, !88, i64 456, !59, i64 512, !59, i64 516, !91, i64 520, !54, i64 592, !54, i64 593, !59, i64 596, !54, i64 600, !92, i64 608}
!75 = !{!"_ZTS17HighsSparseMatrix", !76, i64 0, !59, i64 4, !59, i64 8, !15, i64 16, !15, i64 40, !15, i64 64, !11, i64 88}
!76 = !{!"_ZTS12MatrixFormat", !8, i64 0}
!77 = !{!"_ZTS8ObjSense", !8, i64 0}
!78 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !79, i64 0, !38, i64 8, !8, i64 16}
!79 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !7, i64 0}
!80 = !{!"_ZTSSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE", !81, i64 0}
!81 = !{!"_ZTSSt12_Vector_baseINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE", !82, i64 0}
!82 = !{!"_ZTSNSt12_Vector_baseINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE12_Vector_implE", !83, i64 0}
!83 = !{!"_ZTSNSt12_Vector_baseINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!84 = !{!"_ZTSSt6vectorI12HighsVarTypeSaIS0_EE", !85, i64 0}
!85 = !{!"_ZTSSt12_Vector_baseI12HighsVarTypeSaIS0_EE", !86, i64 0}
!86 = !{!"_ZTSNSt12_Vector_baseI12HighsVarTypeSaIS0_EE12_Vector_implE", !87, i64 0}
!87 = !{!"_ZTSNSt12_Vector_baseI12HighsVarTypeSaIS0_EE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!88 = !{!"_ZTS13HighsNameHash", !89, i64 0}
!89 = !{!"_ZTSSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE", !90, i64 0}
!90 = !{!"_ZTSSt10_HashtableINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4pairIKS5_iESaIS8_ENSt8__detail10_Select1stESt8equal_toIS5_ESt4hashIS5_ENSA_18_Mod_range_hashingENSA_20_Default_ranged_hashENSA_20_Prime_rehash_policyENSA_17_Hashtable_traitsILb1ELb0ELb1EEEE", !7, i64 0, !38, i64 8, !39, i64 16, !38, i64 24, !40, i64 32, !7, i64 48}
!91 = !{!"_ZTS10HighsScale", !59, i64 0, !54, i64 4, !59, i64 8, !59, i64 12, !10, i64 16, !11, i64 24, !11, i64 48}
!92 = !{!"_ZTS11HighsLpMods", !15, i64 0, !15, i64 24, !11, i64 48, !11, i64 72, !84, i64 96, !15, i64 120, !11, i64 144, !15, i64 168, !11, i64 192, !15, i64 216, !11, i64 240, !11, i64 264, !11, i64 288}
!93 = !{!8, !8, i64 0}
!94 = !{!59, !59, i64 0}
!95 = !{!96, !96, i64 0}
!96 = !{!"_ZTS12HighsVarType", !8, i64 0}
!97 = !{!10, !10, i64 0}
!98 = !{!74, !10, i64 248}
!99 = distinct !{!99, !100}
!100 = !{!"llvm.loop.mustprogress"}


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